Desktop Motherboard A7V8X-LA Schematics

Kelut/ Kamet2

DDR SDRAM

DIMM*2

PAGE: 16,17,18

Primary IDE

Secondary IDE

8*USB2.0/1.1

2*S-ATA

PS/2 KB,Mouse

Parallel Port*1

Serial Port*1

MEM BUS 400/333/ 266/200 MHz

PAGE:24

PAGE:27

PAGE:22

PAGE:33

FDD

PAGE:24

S2K BUS 400/333/266 MHz

133MB/S

480Mb/S

150MB/S

2MB/S

115.2Kb/S

CPU

AMD K7

SOCKET A 462P

North Bridge

KM400A

PAGE: 13,14,15

V-Link 8X BUS 533MHz

South Bridge

VT8237CD

PAGE: 20,21,22,23

LPC BUS 33MHz

Super I/O

W83697HF

PAGE:32

PAGE: 11,12

ISA BUS 64Mb/S

INTERNAL VGA

133M PIXELS/S

AGP 8X BUS 533MHz

PCI BUS 33MHz

AC-LINK

12.288MHz

6CH AC97 Codec

REALTEK ALC658D

10/100 Mbps

VIA VT6103

FLASH ROM

W29C040P-70B

PAGE:36

LAN PHY

BIOS

AGP SLOT

PAGE:19

PCI 1394

VIA VT6307

PAGE:30,31

PAGE:28

PAGE:26

PAGE:32

A7V8X-LA

Revision : 2.01-B03(Kelut)

2.01-C03(Kamet2)

CLK GEN. and BUFFER

ICS 950910AF

PCI Slot * 3

PAGE:25

MIC

Line Out

(or CYPRESS 28341-3)

Line In

PAGE:28

a

http://laptop-motherboard-schematic.blogspot.com/

Asustek Computer INC.

Size Project Name

A4

Date: Sheet

PAGE:10

ATX Power

+5VSB +3V +5V

CPU DC-DC

RICHTEK RT9241BCS

INPUT +12V

+1.85V~1.1V

System

Regulator

INPUT +5VSB +3VSB +2.5VSB +3V +3V +3V +3VSB +3V_DUAL +2.5V_DUAL +5V +5VSB

PCB LAYER

L1 : Component (S1) L2 : VCC L3 : GND L4 : Component (S4)

Title :

Engineer:

A7V8X-LA

Cyrus Chen

+12V

-5V

-12V

PAGE:7

OUTPUT

PAGE:9

OUTPUT +3VSB

+2.5V VDDQ

+3V_DUAL

+2.5V_DUAL VTT_DDR

+5V_DUAL

PAGE:7,8

BLOCK

of

140Monday, October 13, 2003

Rev

2.00

Sheet Index

Sheet

1 2 3 4 5 6 7 8 9

10 11 12 13 14 15 16 17

19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40

Sheet Title

BLOCK CONTENT CLOCK DISTRIBUTION CLOCK DISTRIBUTION RESET MAP RESET MAP POWER CONSUMPTION POWER CONSUMPTION POWER SUPPLY BLOCK DIAGRAM ATX & SYS PWR SYS PWR CPU PWR CLOCK CPU_1 CPU_2 NORTH BRIDGE_1 NORTH BRIDGE_2 NORTH BRIDGE_3 DDR DAMPING

DDR TERMINATION18 AGP8X VT8237_1 VT8237_2 VT8237_3 VT8237_4 IDE & FLOPPY

LAN PHY USB PORT AC97 AUDIO CODEC BOM TABLE OF CODEC IEEE1394 IEEE1394 CONNECTOR IEEE1394 CONNECTOR SUPER IO KB,MOUSE & IO CONNECTOR FID & VID FAN VGA CONNECTOR PANEL & AS016 EMI CAP. & SCREW HOLES INI & ID TABLE GPIO TABLE

Description

BLOCK SHEET INDEX & HISTORY OF MAIN BOARD VERSION

POWER SUPPLY BLOCK DIAGRAM ATX & SYS PWR SYS PWR CPU PWR CLOCK GEN. ICS 950910AF CPU (AMD K7 SOCKET A 462P) CPU (AMD K7 SOCKET A 462P) HOST BUS MEMORY PART AGP, VLINK, VGA SERIES RESISTOR DDR SOCKET 1 , 2DDR DIMM TERMINATION AGP 8X SLOT IDE, USB0-5, POWER&GND PCI , MII , AC97 INTERFACE SATA , USB6,7 INTERFACE STRAPING, PULL-UP RESISTOR IDE1,IDE2 CONNECTOR & FLOPPY PCI SLOT 1,2,3PCI SLOT VIA VT6103 USB CONNECTOR REALTEK ALC658D BOM TABLE OF CODEC VIA VT6307

Windbond W83697HF KB,MOUSE & IO CONNECTOR FID & VID FAN VGA CONNECTOR PANEL & AS016 EMI CAP. & SCREW HOLES INI & ID TABLE GPIO TABLE

92.6.3 1.02

Revision History

Change NoteDate Version

1. Fix LAN LED issue

2. Fix power noise issue

http://laptop-motherboard-schematic.blogspot.com/

BIOS/PANEL

a

Title :

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

CONTENT

Cyrus Chen

240Monday, October 13, 2003

of

Rev

2.00

DMPDL

HFOFSBUPS

WU!9348DE

Buimpo0Cbsupo

L8!Qspdfttps

WJB

Xjocpoe! X947:8IG

BHQ!TMPU

JDT!:61:21BG

Lfzcpbse

Npvtf

QDJ!TMPU3

QDJ!TMPU2

QDJ!TMPU4

JFFF!24:5

EES!EJNN2-3

WJB

LN511B

TO85MWD25

25N!Dmpdl Cvggfs

25/429NI{25NBQJDDML`DQV31102770244!NI{DQVDML,.

AC97 CODEC ALC 658D

31102770

EDML\1//6^,.

HDML`TMPU

2440211 NI{

77NI{

25N`BD:8 25/429NI{

IDML`OC,.

HDML`OC

31102770244!NI{

77NI{

NDML`GC

NDML`PVU

http://laptop-motherboard-schematic.blogspot.com/

WDML 77NI{

59NDML`VTC 59NI{

QDJDML`TC

QDJDML`T2 44NI{

QDJDML`T4

QDJDML`24:5

44NI{

44NI{QDJDML`T3

44NI{

25NHDMLSFG`OC

25/429NI{

25N`TC`PTD 25/429NI{

25/429NI{25NBQJDDML`TC

LC`DML

NT`DML

QDJDML`TJP 44NI{

59NI{59NDML`TJP

a

Title :

ASUSTEK COMPUTER INC.

Size Project Name

A3

Date: Sheet of

Engineer:

A7V8X-LA

CLOCK DISTRIBUTION

Cyrus Chen

340Monday, October 13, 2003

Rev

2.00

POWER SUPPLY

PANEL

4:PSON#

RESETCON#

5:K7_PWROK

ASIC AS-16

POWER CONTROL RESET BUFFER

8:IDERST#

8:PCIRST#

8:SIORST#

PRI_IDE SEC_IDE

PCI SLOT 1 PCI SLOT 2 PCI SLOT 3

5V level 5V level

5V level 5V level 5V level

WINBOND SIO W83697HF

5V level

PROCESSOR

K7

7:CPURST#

2:PWRBTN#

8:1394RST#

VIA 1394

http://laptop-motherboard-schematic.blogspot.com/

3V level

1:RSMRST#

5:SB_PWROK

3:SUSB#,SUSC#

7:PCIRST_SB#

SB

7:PCIRST_AGP#

AC97_RST#

AGP SLOT 3V level

AC97 CODEC ALC 658D

VIA

VT 8237CD

PHYRST#

LAN PHY VT6103

RC Reset

6:PWROK_NB

KM400A

7:PCIRST_SB#

NB

VIA

Title :

ASUSTeK COMPUTER INC

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

RESET MAP

Cyrus Chen

440Monday, October 13, 2003

of

Rev

2.00

ATX POWER

CWT-300W

+12V

+5VSB

-12V

+5V

+3V

-5V

30A 150W

14A 46.2W

15A 180W

2A 10W

0.5A 6W

0.5A 2.5W

VCORE (1.6~1.7V)

VCORE

VDDQ(+1.5V)

+2.5V

+3V

+2.5VSB

+2.5V_DUAL

BATT(+3V)

+2.5V +3V

+2.5VSB

+3VSB

VTT_DDR(+1.25V)

+2.5V_DUAL

VDDQ(+1.5V)

+3V

+5V

+12V

+3VSB

AMD Athlon

48A

KM400A

2.5A(NB+SB)

VT8237

2.5A(NB+SB)

DDR DIMM X 2

0.9A/each

3A/each

AGP SLOT

2A

6A

2A

1A

0.375A

+3VSB

BATT

VCORE

+3V

+5V

+12V

+5VSB

+12V

+3VSB

+3V_DUAL

+5V

+5VSB

+5V

+5VSB

+5V

+12V

LAN PHY(VT6103)

SIO(W83697HF)

1394(VT6307)

USB PORT X 8

0.5A/each

0.04A/each

PS2 KB/MS

0.3A 1.5W

0.1A 5W

HD

0.7A 3.5W

0.7A 8.4W

+3V

+5V

+12V

-12V

+3VSB

PCI SLOT X 3

7.6A/each

5A/each

0.5A/each

0.1A/each

0.375A/each

http://laptop-motherboard-schematic.blogspot.com/

+5V

+12V

+5V

+12V

CD ROM

0.7A 3.5W

0.7A 8.4W

FLOPPY

0.475A 2.8W

0.25A 3W

a

Title :

Size Project Name

B

Date: Sheet

Engineer:

A7V8X-LA

Power consumption

Cyrus Chen

540Monday, October 13, 2003

Rev

2.00

of

POWER SUPPLY

NOTE:

Linear REG

+5VSB HP882P

+5VSB

+5V

http://laptop-motherboard-schematic.blogspot.com/

+3.3V

S0,S3,S5

OP+AP9915H

OP+AP9915H x 2

AP2301N

AP9916H

+2.5V(3A)

+1.5V(4A)

OP+MMBT3904

S0,S3

S0

+2.5VSB+3.3VSB(1A) S0,S3,S5

OP+AP9915H

Switch REG

+2.5V_DUAL(5A)

S0,S3 S0,S3

OP+2SD1802

+HM772

VTT_DDR(1.5A)+3.3VDUAL

+12V

+5V

RT9241BCS

and

HIP6302CB-T

dual lay

VCORE(45A)

S0

a

Title :

Asustek Computer INC.

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

POWER SUPPLY

Cyrus Chen

640Monday, October 13, 2003

of

Rev

2.00

+5VSB -5V

R1438

0Ohm

1KOhm

(1%)

+12V

+2.5V_DUAL

1KOhm

1 2

R9

1 2

R8

(1%)

12

GNDGND

PSON#

+5V

12

R1437

4.7K

C242

0.1UF

1 2

12

GND

VTT_DDR_REF

ATX_PWROK<37>

32

3

D

Q3403

1

2N7002

G

S

2

GND

DDR Voltage Selection

1

2.5V

2.6V(For DDR400)

0

2 3

D

2

AP9916H

+2.5V_REF

Q30

S

3

G

1

DDR_GPO<21>

12

+

CE25

Do Not Stuff

/

8.2KOhm

12

+

CE26

1000UF/6.3V

R475

+2.5V_DUAL

12

+

CE27

1000UF/6.3V

60.4KOhm

PMBS3904

DDR_GPO

+3V_DUAL

+2.5V_DUAL_GATE

˥˸˸˸˷

+3V_DUAL ==> +2.5V_DUAL

ATX POWER

+3V

+5V

1

C23

0.1UF

R144

1%

Q3

B

GND

(1%)

1 2

3

C

E 2

12

+

1000UF/6.3V

CE3

1 2 3 4 5 6 7 8 9

10

ATXPWR

+3V1 +3V2 GND1 +5V1 GND2 +5V2 GND3 PWR0K 5VSB +12V

+5V

12

GND

R107

1.96KOhm

1%

R106

6.49KOhm

1%

2122

hold1hold2

C6

0.1UF

+3VSB

1 2

GND

VTT_DDR_GATE

+3V3

-12V

GND4 PSON GND5 GND6 GND7

-5V +5V3 +5V4

20P

12

C7

Do Not Stuff

/

+2.5V_DUAL

12

GND

11 12 13 14 15 16 17 18 19 20

12

1K

RN4402A

1 2

+2.5V_DUAL_FB +2.5V_REF

C21

0.1UF

VTT_DDR

+5V

+3V

C8 Do Not Stuff

/

+5VSB

RN4402B

C16

12

1000P

VTT_DDR_REF VTT_DDR_FB

1K

RN4402C

5 6

1 2

3 4

5 6

7 8

-12V

12

C9

0.1UF/25V

GND

12

-5V

12

GND

C2

0.1UF

C10 Do Not Stuff

/

PSON# <37>

+5VSB

12

C11 Do Not Stuff

/

GND

+3V

GND

Around the ATX Power Connector

-12V

12

C5

C631

Do Not Stuff

0.1UF/25V

/

GND

12

C12

C13 Do Not Stuff

0.1UF

/

+5V

http://laptop-motherboard-schematic.blogspot.com/

+12V

CPUPLL_VDD

+5VSB

CPUPLL_VDD

1

1K

3 4

+2.5V_DUAL_GATE

C24

12

1000P

RN1A

1K

RN1B

1K

RN1C

1K RN1D

1K

2

D1

12 3

GND

U32

1

OUT_1

2

IN_1-

3

IN_1+

4

V+

5

IN_2+

6

IN_2-

7

OUT_2

LM324DR

VTT_DDR_GATE

1

BAT54CW

C19

0.1UF

OUT_4

IN_4-

IN_4+

GND

IN_3+

IN_3

OUT_3

+2.5V_DUAL

2 C

B

E 3

B

1

RN4402D

14 13 12 11 10 9 8

Q4

2SD1802T-TL

3 E

Q6

HM772

C 2

1K

7 8

GND

C4412

12

1000P

12

C22

0.1UF

D2

BAT54AW

GND

VTT_DDR

12

+

1000UF/6.3V

CPUPLL_REF

3

1

2

1 2

CE6

1000UF/6.3V

R3 10Ohm

12

+

R527Do Not Stuff /X

-12V

CE7

+2.5V_DUAL ==> VTT_DDR

1

1 2

32

3

D

G

2

12

C25

4.7U

(0805)

+12V

12

GND

D8

Do Not Stuff

/

Q5

2N7002

S

1KOhm

C4 Do Not Stuff

/

+5V

C17

0.1UF

CPUPLL_VDD

+5VSB

R86

1%

1 2

R162

1%

1 2

GND

12

C49

4.7U

(0805)

12

C633

0.1UF/25V

+5VSB

12

C20

Do Not Stuff

/

12

C225

0.1UF

12

10uF/10V

(0805)

C43

+3V and +3VSB DUAL SWITCH

+12V_GATE <8>

+3V

S

3

G

1

+3VSB

2 3

2

RN141D

8.2K

7 8

S0,S1

S3

10

R450

8.2KOhm

RN141C

8.2K

RN141B

8.2K

+12V

RN141A

8.2K

1 2

3

Q36

C

1

B

PMBS3904

E 2

+3VSB

5 6

34

1 2

GND

+5VSB_GATE<8,37>

+5VSB_GATE

+5VSB ==> +3VSB

GND

+5VSB

Q39

Do Not Stuff

/X

Q37

AMS1085

12

C719

0.1UF

a

Size Project Name

A3

Date: Sheet

23

OUTVIN

ADJ

1

+3VSB_ADJ

23

VOUTVIN

ADJ

1

+3VSB_ADJ

0.1UF

12

R484

C3

124Ohm

1%

1 2

R485 210Ohm

1%

1 2

GND

AMS1085 AND AMS2910 DUAL LAY

Title :

Engineer:

A7V8X-LA

Q1

1

S

GND

D

2

AP9916H

Q2

1

12

C469

+3V_DUAL

23

D

3

GND

G

AP2301N

S4,S5STATE

1

+3VSB

12

+

CE47

1000UF/6.3V

0.1UF

GND

ATX & SYS PWR

Cyrus Chen

740Monday, October 13, 2003

of

12

CE1

+

1000UF/6.3V

Rev

2.00

BATT

VDDQ_GPO<22>

1 2

12

RN2D

1K

7 8

VDDQ_FB

VDDQ_GATE

VDDQ_REF

R16

Do Not Stuff

/X

C32

1000P

+3V ===> VDDQ

+3V VDDQ

Q7

S

2 3

D

3

2

12

C36

0.1UF

AP9915H

G

1

VDDQ_GATE

+3VSB

R12

1.8KOhm

1%

R15

1.47KOhm

1%

VDDQ_REF=3.3*1.5/(1.5+1.8)=1.5V

1 2 3 4 5 6 7

1 2

2

D3

U3

OUT_1 IN_1IN_1+ V+ IN_2+ IN_2OUT_2

LM324DR

1000UF/6.3V

VDDQ_REF

3

12

OUT_4

OUT_3

1

C29

IN_4-

IN_4+

GND

IN_3+

IN_3

0.1UF

CE53

12

BAT54CW

14 13 12 11 10 9 8

C39

0.1UF

+2.5V_GATE

+2.5V_FB +2.5VREF

12

+

+2.5VREF +2.5VSB_FB

+2.5VSB_GATE

12

(0805)

RN2A

1K

1 2

12

C34 Do Not Stuff

/

˥˸˸˸˷

C30

1000P

+2.5VSB+12VVDDQ +2.5V+5VSB

+5VSB

RN2B

3 4

RN2C

1K

C31

1K

5 6

12

1000P

BAT1 +3VSB BATT

12

R11 1K

13

2

BAT1

Battery_holder

BAT2

D22

1

2

BAT54CW

3

12

C26

0.1UF

+3V ===> +2.5V

CE11

C35

1UF/10V

+2.5V

12

C37 Do Not Stuff

C0805

/

˥˸˸˸˷

C515

Do Not Stuff

C1206

/X

+5V_DUAL_BACK

+5VSB +5V_DUAL_BACK+5V

Q3407

1

+12V_GATE<7>

+5VSB_GATE<7,37>

2

3

S1 D1

N

G1

S2G2D2

P

CEM2030A

8

7

D1

6

54

D2

+5V_DUAL

+5V+5VSB +5V_DUAL

Q3408

1

+12V_GATE<7>

+5VSB_GATE<7,37>

2

3

S1 D1

N

G1

S2G2D2

P

CEM2030A

8

7

D1

6

54

D2

+3V

+2.5V_GATE

AP9915H

R154

1.8KOhm

1%

R155

5.6KOhm

1%

Q9

2 3

D

2

1

+3VSB

+2.5VREF

1 2

S

3

12

G

+

1000UF/6.3V

C41

0.1UF

1 2

+3VSB ===> +2.5VSB

+3VSB +2.5VSB

Q8

E12

3

C33

0.1UF

C

B

PMBS3904

12

Lay in Back Side

12

+2.5VSB_GATE

INCREASE Q7, Q9 POLYGON

http://laptop-motherboard-schematic.blogspot.com/

a

Title :

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

SYS PWR

Cyrus Chen

840Monday, October 13, 2003

of

Rev

2.00

+5V

FB+

12

C678

12

R98

4.7KOhm

VCORE

CB1 10UF/10V

CB3 10UF/10V

CB5 Do Not Stuff/

CB7 Do Not Stuff/

CB9 10UF/10V

1 2

Do Not Stuff

/

R468 Do Not Stuff

1 2

R477

332KOhm

/X

1 2

FB-

R480

12.1KOhm

/

VCORE

CB2 10UF/10V

1 2

CB4 10UF/10V

1 2

CB6 10UF/10V

1 2

CB8 10UF/10V

1 2

CB10 10UF/10V

1 2

R104

Do Not Stuff

/

CPU_12V

1 2

DVD setting (0.191/1.8)*(1.8+12.1)=9.1894V

Placed near the socket(1206)

Vcore we use HIP6302 and RT9241 dual lay. Normally used RT9241

K7_VID4 K7_VID3 K7_VID2 K7_VID1 K7_VID0

VCORECOMP

VCOREFB

R464

12.1KOhm

1 2 12

C677

0.033U

X7R

12

C676

22P

NPO

VCORE_EN_R

http://laptop-motherboard-schematic.blogspot.com/

K7_VID4 K7_VID3 K7_VID2 K7_VID1 K7_VID0 VCORECOMP VCOREFB VCORE_EN_R DVD ISN1 S.S

R105

1.8KOhm

U35

1

VID4

2

VID3

3

VID2

4

VID1

5

VID0

6

COMP

7

FB

8

ADJ

9

DVD

10 11

SS ISN2

RT9241BCS

12

C682

0.1U

X7R

FB-

+

CAP EL 1500UF/6.3V 8*20

Placed near the socket

PGOOD

PWM1 PWM2

VSEN

VCORE

CE12Do Not Stuff/

12

CE14Do Not Stuff/

12

CE8Do Not Stuff

12

CE281500UF/6.3V

12

CE151500UF/6.3V

12

CE171500UF/6.3V/

12

CE181500UF/6.3V

12

CE201500UF/6.3V

12

VDD

ISP1

ISP2

GND ISN1

PWM CONTROLLER

U34

1 2 3 4 5 6 7 8 9

20 19 18 17 16 15 14 13 12

/X

VID4

VCC

VID3

PGOOD

VID2

ISEN1

VID1

PWM1

VID0

PWM2

COMP

ISEN2

FB

VSEN

FS/DIS GND

Do Not Stuff

1 2

R465 750Ohm

VCC+5V UGATE2 VRMPG1 ISP1 PWM1 PWM2 ISP2 VCOREFB FB-

ISN2

K7_VID[0..4]<34>

L+12V

CE13 1200UF/16V

+

1 2

CE16 1200UF/16V

+

1 2

CE19 1200UF/16V

+

1 2

CAP EL 1200U/16V 10*25

16 15 14 13 12 11 10

VCC+5V

VRMPG1

ISP1 PWM1 PWM2 ISP2

VCOREFB

R112

1 2

3.9KOhm

R116

1 2

3.9KOhm

R82 Do Not Stuff

R0805 /X

˥˸˸˸˷

1 2

12

C674

1U

R109

0Ohm

1 2

PHASE1

PHASE2

+5V

CPU_12V

P2

G2

R43 1Ohm

R45 1Ohm

+5VSB

FB-

Snubber Circuit

Place near Drain to Source of low-side MOSFET

CAP 4700PF/50V (0603)X7R (472)

RES 1 OHM 1/4W (1206)

R459 10Ohm

R0805

1 2

ISP1

R463

10Ohm

R0805

12

Adjust Voltage diff.

between VCC and PVCC

PWM1 PWM2

LGATE1

LGATE2

12

C685

1u

R113

1 2

3.9KOhm

R132

1 2

3.9KOhm

C51 4700P

1 2

C52 4700P

1 2

ATX12V

NC

2

4

1

123

POWER_CON_4P

U36

1

PWM1

2 3 4 5 6 7 8

VCC

PWM2

PHASE1

GND

UGATE1

LGATE1

BOOT1

PVCC

BOOT2

PGND

UGATE2

LGATE2 PHASE2

RT9602CS

PWM DRIVER

P1ISP2

G1ISN1ISN2

VCORE

1 2

Place near CPU Pin M8 P8

JP1

Do Not Stuff

JP2

Do Not Stuff

CPU_12V

MH2 4 3

12

C28

0.1UF/25V

14 13 12 11 10 9

12

C686

0.1U

PHASE1

PHASE2

CAP 0.1UF/16V (0603) X7R (104)

VCOREFB+<11>

VCOREFB-<11>

/

VCORE_P8

PHASE1 UGATE1

PHASE2

12

C687

0.1U

CAP 0.1UF/16V (0603) X7R (104)

R46

0

1 2

R47

0

1 2

R49

Do Not Stuff

˥˸˸˸˷

/

1 2

R51

Do Not Stuff

˥˸˸˸˷

1 2

PHASE1

P1

LGATE1

UGATE2

PHASE2

P2

LGATE2

G2

/

CPU_12V

UGATE1

JP5 place near Q11 D pin

R24 0Ohm

G1

JP3 place near Q12 S pin

L+12V

JP8 place near Q14 D pin

JP4 place near Q16 S pin

VCORE

1 2

12

1 2

L1

1UH

R20

RUGATE1

1 2

4.3Ohm

JP5 Do Not Stuff

/

1 2

JP3 Do Not Stuff

/

1 2

R36

1 2

4.3Ohm

JP8

/

1 2

Do Not Stuff

R39

1 2

0Ohm

JP4

/

1 2

Do Not Stuff

R44

10Ohm

FB+

C53

˥˸˸˸˷

Do Not Stuff

/

FB-

R50

10Ohm

L+12V

21

1 2

RLGATE1

1 2

RUGATE2

RLGATE2

R23

10K

R27

10K

1 2

R38

10K

R41

10K

23

2

D

Q11

1

G

1

G

2

1

G

3

2

1

G

3

a

S

3

23

2

D

S

3

23

D

S

23

D

S

RUGATE1

AP70T03H

Q12

RLGATE1

STD90NH02L

Q14

RUGATE2

AP70T03H

Q16

RLGATE2

STD90NH02L

23

2

1

G

3

23

2

1

G

3

23

2

1

G

3

23

2

1

G

3

Vcore: Static loading spec is 48A @1.75V +/- 50mV Dynamic loading spec is 30A/us +150mV -100mV

Title :

Size Project Name

A3

Date: Sheet of

Engineer:

A7V8X-LA

D

S

˥˸˸˸˷

D

S

˥˸˸˸˷

D

S

D

S

˥˸˸˸˷

Q10

Do Not Stuff

/X

Q13

Do Not Stuff

/X

Q15

Do Not Stuff

/X

˥˸˸˸˷

Q17

Do Not Stuff

/X

12

C42 1u

L2

1.6UH/30A

12

C48 1u

L3

21

1.6UH/30A

CPU PWR

Cyrus Chen

940Monday, October 13, 2003

VCORE

CAP 1U/16V (1206) X7R (105)

21

CAP 1U/16V (1206) X7R (105)

Rev

2.00

+3V

FS0/14M_SB

CLK_XI CLK_XO

RGCLK_SLOT RVCLK RGCLK_NB

FS1/PCI_F RPCICLK_1394 RPCICLK_SIO

RPCICLK_S3 RPCICLK_S1

RPCICLK_SB RPCICLK_S2

FS3/48M FS2/48M_SIO

L24 120Ohm/100Mhz

21

IREF_CLK PD# SMBCLK SMBDATA

R25 Do Not Stuff

PD#

1 2

R61 Do Not Stuff

1 2

12

CLK_XI CLK_XO

12

C447

12P

+3V

RPCICLK_1394

VSS48M

VDD48M

/

SUSB# <21,37>

/

+3V

X1

GND

3

14.31818MHZ

GND

1 2

R40 2.2Ohm

R594 10KOhm

1 2

GND GND

U30

1

FS0/REF0

2

VSSR

3

XIN

4

XOUT

5

VDDAGP

6

AGP0

7

SELP4_K7/AGP1

8

AGP2

9

VSSAGP

10

FS1/PCI_F

11

SELSDR_DDR/PCI1

12

MULTSEL/PCI2

13

VSSPCI

14

PCI3

15

PCI4

16

VDDPCI

17

PCI5

18

PCI6

19

VSS48M

20

FS3/48M

21

FS2/24_48M

22

VDD48M

23

VDD

24

VSS

25

IREF

26

PD#/SRESET#

27

SCLK

28 29

SDATA DDRC5/SDRAM11

CY28341

4.7KOhm

12

C448

18P

12

C45

4.7U

C0805

RVCLK

10KOhm

Select DDR Mode Select K7 Mode

R14M_SB2

14M_NB

FS2/48M_SIO

FS3/48M

R338 33Ohm

1 2

R316 33Ohm

1 2

R339 22Ohm

1 2

R337 22Ohm

1 2

12

C706 Do Not Stuff

12

CLOCK GEN. Frequency table

FS3

FS2

1

1 1

1

FS1

1 0

FS0

1 1

0

Use ICS 950910AF or CYPRESS 28341-3

VTTPWRGD#/REF1

+3V

R604

R605

4.7KOhm

1 2

SMBCLK <17,21,23> SMBDATA <17,21,23>

12

C4803

Do Not Stuff

/X

12

R591

C477 Do Not Stuff

C46

0.1UF

1 2

12

GND

C4804

Do Not Stuff

/X

GND

VDD48M

VSS48M

12

C907 Do Not Stuff

/

RPCICLK_SIO

Select 6 x IREF

C508 Do Not Stuff

/

CPU

66.670 200

166.67

66.67

133.33 1000

66.67

VDDR VSSC

CPUT/CPUOD_T

CPUC/CPUOD_C

VDDC

VDDI CPUCS_C CPUCS_T

VSSI

FBOUT

BUF_IN DDRT0/SDRAM0 DDRC0/SDRAM1 DDRT1/SDRAM2 DDRC1/SDRAM3

VDDD2

VSSD2 DDRT2/SDRAM4 DDRC2/SDRAM5 DDRT3/SDRAM6 DDRC3/SDRAM7

VDDD1

VSSD1 DDRT4/SDRAM8 DDRC4/SDRAM9

DDRT5/SDRAM10

JP6

/X

1 2

Do Not Stuff

+3V

R303

10KOhm

1 2

14MAPICCLK_SB <21>

14MGCLKREF_NB <15>

48MCLK_SIO <32>

48MCLK_USB <21>

PCIAGP

33.331

33.33

56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30

GNDGND

14M_CPU

RPCICLK_1394

RPCICLK_SIO

GND

CPU_FSB0<12>

CPU_FSB1<12>

+3V

CLK_+2.5V

RMCLK_OUT

RMCLK_FB

R14M_SB

R14M_AC97

+3V

RN5C RN5D RN5A RN5B

+3V

147

SN74LVC14

R14M_AC97

RCPUCLK+ RCPUCLK-

RHCLK_NBRHCLK_NB+

RMCLK_FB RMCLK_OUT RDCLK5+ RDCLK5RDCLK2+ RDCLK2-

RDCLK3+ RDCLK3RDCLK0+ RDCLK0-

RDCLK1+ RDCLK1RDCLK4+ RDCLK4-

FS0/14M_SB

14M_1

1 2

GND

3 4

GND

147

SN74LVC14

VCC

5 6

GND

U29C

GND

147

SN74LVC14

VCC

9 8

GND

U29D

GND

VCC

GND

U29A

147

SN74LVC14

VCC

GND

U29B

14M_1

14M_2

14M_CPU

R14M_SB2

RPCICLK_S3 RPCICLK_S1 RPCICLK_SB RPCICLK_S2

http://laptop-motherboard-schematic.blogspot.com/

R348 39Ohm

1 2

R524 22Ohm

1 2

R596 22Ohm

1 2

R386 22

1 2

R340 33Ohm

1 2

R541 22Ohm

1 2

5 6

10KOhm

7 8

10KOhm

1 2

10KOhm

3 4

10KOhm

1 2

R67 10K

1 2

R5 0Ohm

/FOR FSB200

1 2

R22

4.7K

C482

15P

C639

12

GND GND

12

Do Not Stuff

/

C641 Do Not Stuff

B

1

12

C

GND

C422 15P

12

C640 Do Not Stuff

/

GND

3

Q3404 PMBS3904

E 2

14MAPICCLK_CPU <11>

PCICLK_1394 <30>

PCICLK_SIO <32>

12

C507 Do Not Stuff

R292

GND

1 2

Do Not Stuff/

MCLK_OUT <14>

MCLK_FB <14>

R310 Do Not Stuff

/

1 2

GND

14M_SB_OSC <21>

12

GND

14M_AC97 <28>

C642

22P

1 2

R29 10K

1 2

R31 10K

1 2

R28 10K

1 2

R30 10K

Place R28, R29 close to CLOCK GEN, R30, R31 close to SB.

RDCLK0+ RDCLK0RDCLK1+ RDCLK1-

CLK_+2.5V

RDCLK4+ RDCLK4RDCLK5+ RDCLK5-

R292, R310 can tune the reference input duty cycle. Recommend value from 330 to 1K.

FS3/48M FS2/48M_SIO FS0/14M_SB

DA0 <23>

FS1/PCI_F

DA2 <23>

14M_2

+3V

147

SN74LVC14

VCC

11 10

GND

U29E

GND

147

SN74LVC14

VCC

13 12

GND

U29F

GND

7 8

22Ohm

5 6

22Ohm

3 4

22Ohm

1 2

22Ohm

5 6

0Ohm

7 8

0Ohm

1 2

0Ohm

3 4

0Ohm

5 6

0Ohm

7 8

0Ohm

1 2

0Ohm

3 4

0Ohm

RDCLK2+

RDCLK2-

RDCLK3+

RDCLK3-

IREF_CLK

14M_NB

R14M_SB

RN4D RN4C RN4B RN4A

RN10C RN10D RN151A RN151B

RN151C RN151D RN109A RN109B

5 6

0Ohm

7 8

0Ohm

1 2

0Ohm

3 4

0Ohm

R304

1 2

475Ohm

1%

+3V_DUAL

12

GND

12

C421 15P

12

C4805 Do Not Stuff

/

12

C675 Do Not Stuff

/

RN109C

RN109D

RN10A

RN10B

GND

Do Not Stuff

C55

Do Not Stuff

/

+2.5V_DUAL

GND

12

C420 15P

12

C688 Do Not Stuff

/

12

C672 Do Not Stuff

/

C624

Do Not Stuff

/

C700

Do Not Stuff

/

L5

/

12

21

Do Not Stuff

C612

Do Not Stuff

/

12

C419 15P

12

C689 Do Not Stuff

/

12

C650 Do Not Stuff

/

12

GND

12

GND

L93

21

/

12

C921 15P

GND

12

C681 Do Not Stuff

/

GND

12

C644 Do Not Stuff

/

GND

C616 Do Not Stuff

/

C692 Do Not Stuff

/

12

C59

0.1UF

GND

+2.5V

L91

120Ohm/100Mhz

12

C617

Do Not Stuff

/

GND

PCICLK_S3 <25> PCICLK_S1 <25> PCICLK_SB <21> PCICLK_S2 <25>

DCLK0+ <17> DCLK0- <17> DCLK1+ <17> DCLK1- <17>

DCLK4+ <17> DCLK4- <17> DCLK5+ <17> DCLK5- <17>

DCLK2+ <17>

DCLK2- <17>

DCLK3+ <17>

DCLK3- <17>

+3V

12

C60

0.1UF

21

GND

RGCLK_SLOT

RGCLK_NB

RVCLK

a

12

C61

0.1UF

CLK_+2.5V

12

C654

0.1UF

RHCLK_NB+

RHCLK_NB-

RCPUCLK+

RCPUCLK-

12

C62

0.1UF

12

+

CE34

100U/10V

R601 33Ohm

1 2

R602 33Ohm

1 2

R603 33Ohm

1 2

R325 22

1 2

R324 22

1 2

R7 10Ohm

1 2

R13 10Ohm

1 2

CPUCLK+<11>

CPUCLK-<11>

12

0.1UF

12

0.1UF

12

C881 Do Not Stuff

/

C505 20P

C805

12

+

C63

12

C691

12

C431 Do Not Stuff

/

12

Do Not Stuff

/

R559 Do Not Stuff/

1 2

R560 Do Not Stuff/

1 2

Title :

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

CE4

10U

C625

0.1UF

12

C430 Do Not Stuff

/

GND

12

C912 20P

GND

12

GND

Cyrus Chen

12

C57

Do Not Stuff

/

Lay on the back side

12

C1

Do Not Stuff

/

GCLK_SLOT <19>

GCLK_NB <15>

VCLK_SB <21>

HCLK_NB+ <13>

HCLK_NB- <13>

CPUCLK+

CPUCLK-

C512 Do Not Stuff

/

VCORE

CLOCK

10 40Monday, October 13, 2003

of

Rev

2.00

14MAPICCLK_CPU<10>

SDATA#[0..63]<13>

U7A

AA35

SDATA0

W37

SDATA1

W35

SDATA2

Y35

SDATA3

U35

SDATA4

U33

SDATA5

S37

SDATA6

S33

SDATA7

AA33

SDATA8

AE37

SDATA9

AC33

SDATA10

AC37

SDATA11

Y37

SDATA12

AA37

SDATA13

AC35

SDATA14

S35

SDATA15

Q37

SDATA16

Q35

SDATA17

N37

SDATA18

9 SDATA#45

J33

SDATA19

G33

SDATA20

G37

SDATA21

E37

SDATA22

G35

SDATA23

Q33

SDATA24

N33

SDATA25

L33

SDATA26

N35

SDATA27

L37

SDATA28

J37

SDATA29

A37

SDATA30

E35

SDATA31

E31

SDATA32

VCORE

RP1F

RP1C

RP1E

RP1D

RP1B

RP1A

RP1G

RP1H

VCORE

RP2H

RP2B

RP2G

RP2A

RP2C

RP2F

RP2D

RP2E

VCORE

RN21A RN21B RN21C RN21D

SDATA63 SDATA62 SDATA61 SDATA60 SDATA59 SDATA58 SDATA57 SDATA56 SDATA55 SDATA54 SDATA53 SDATA52 SDATA51 SDATA50 SDATA49 SDATA48 SDATA47 SDATA46 SDATA45 SDATA44 SDATA43 SDATA42 SDATA41 SDATA40 SDATA39 SDATA38 SDATA37 SDATA36 SDATA35 SDATA34 SDATA33

462P

DOUTVAL# FILLVAL# AIN#1 AIN#0

SCANCLK1 SCANINTVL SCANCLK2 SCANSFTEN

AOUT#0 AOUT#1

PICD0# PICD1#

R35

2KOhm

1 2

A15 A17 A11 C17 C19 E19 A21 C21 A9 C9 A13 E9 C15 E11 E13 E17 C25 E23 C29 A29 C31 C33 C35 A35 A23 C27 C23 E21 A25 A27 E29

1 2 3 4 5 6 7 8

1 2 5 6 3 4 7 8

1 2 3 4 5 6 7 8

R34

2KOhm

SDATA#63 SDATA#62 SDATA#61 SDATA#60 SDATA#59 SDATA#58 SDATA#57 SDATA#56 SDATA#55 SDATA#54 SDATA#53 SDATA#5 SDATA#51 SDATA#50 SDATA#49 SDATA#48

SDATA#46

SDATA#44 SDATA#43 SDATA#42 SDATA#41 SDATA#40 SDATA#39 SDATA#38 SDATA#37 SDATA#36 SDATA#35 SDATA#34 SDATA#33

330 330 330 330

Do Not Stuff Do Not Stuff Do Not Stuff Do Not Stuff

150 150 150 150

RN17A RN17B RN17C RN17D

RN18A RN18C RN18B RN18D

RN19A RN19B RN19C RN19D

RN20A RN20B RN20C RN20D

2

VCORE

/ / / /

+2.5V

A20M#

INIT#

INTR

IGNNE#

NMI_SB

SMI#

STPCLK#

CPURST#

FLUSH#

PLLBP#

PLLTEST#

DBREQ#

TRST#

TCK

TDI

TMS

K7CLKOUT+ K7CLKOUT-

SDATA#0 SDATA#1 SDATA#2 SDATA#3 SDATA#4 SDATA#5 SDATA#6 SDATA#7 SDATA#8 SDATA#9 SDATA#10 SDATA#11 SDATA#12 SDATA#13 SDATA#14 SDATA#15 SDATA#16 SDATA#17 SDATA#47 SDATA#18 SDATA#1 SDATA#20 SDATA#21 SDATA#22 SDATA#23 SDATA#24 SDATA#25 SDATA#26 SDATA#27 SDATA#28 SDATA#29 SDATA#30 SDATA#31 SDATA#32

7 5

680Ohm

10

3 5

680Ohm

10

6 5

680Ohm

10

4 5

680Ohm

10

2 5

680Ohm

10

1 5

680Ohm

10

8 5

680Ohm

10

9 5

680Ohm

10

9 5

680Ohm

10

2 5

680Ohm

10

8 5

680Ohm

10

1 5

680Ohm

10

3 5

680Ohm

10

7 5

680Ohm

10

4 5

680Ohm

10

6 5

680Ohm

10

1 2

100

3 4

100

5 6

100

7 8

100

AOUT#[2..14]<13>

NMI_SB

INTR

DICLK#0<13> DICLK#1<13> DICLK#2<13> DICLK#3<13>

DIVAL#<13>

DOCLK#0<13> DOCLK#1<13> DOCLK#2<13> DOCLK#3<13>

AIN#[2..14]<13>

AINCLK#<13>

CFWDRST<13> CONNECT<13> PROCRDY<13>

AOUTCLK#<13>

C4801

1 2

Do Not Stuff

C4802

1 2

Do Not Stuff

/

DOUTVAL#

AIN#0 AIN#1 AIN#2 AIN#3 AIN#4 AIN#5 AIN#6 AIN#7 AIN#8 AIN#9 AIN#10 AIN#11 AIN#12 AIN#13 AIN#14

FILLVAL#

AOUT#14 AOUT#13 AOUT#12 AOUT#11 AOUT#10 AOUT#9 AOUT#8 AOUT#7 AOUT#6 AOUT#5 AOUT#4 AOUT#3 AOUT#2 AOUT#1 AOUT#0

http://laptop-motherboard-schematic.blogspot.com/

W33

AN33

AE35

C37

C11

AL31

AJ29 AL29

AG33

AJ37 AL35

AE33

AJ35

AG37

AL33

AN37

AL37 AG35 AN29 AN35 AN31

AJ33

AJ21

AL23 AN23

AJ31

C13

J35 E27 E15

A33

A19

A31 E25 E33 L35 Y33

E3

G3 G5

A3

E1 G1 C3 C5 C1

E7

A5

E5

A7 C7

J3

J1

U7B

SDATAINCLK0 SDATAINCLK1 SDATAINCLK2 SDATAINCLK3

SDATAINVAL

SDATAOUTCLK0 SDATAOUTCLK1 SDATAOUTCLK2 SDATAOUTCLK3

SDTATOUTVAL

SADDIN0 SADDIN1 SADDIN2 SADDIN3 SADDIN4 SADDIN5 SADDIN6 SADDIN7 SADDIN8 SADDIN9 SADDIN10 SADDIN11 SADDIN12 SADDIN13 SADDIN14

SADDINCLK

CLKFWDRST CONNECT PROCRDY SFILLVAL

SADDOUTCLK

SADDOUT14 SADDOUT13 SADDOUT12 SADDOUT11 SADDOUT10 SADDOUT9 SADDOUT8 SADDOUT7 SADDOUT6 SADDOUT5 SADDOUT4 SADDOUT3 SADDOUT2 SADDOUT1 SADDOUT0

SCHECK7 SCHECK6 SCHECK5 SCHECK4 SCHECK3 SCHECK2 SCHECK1

R85

121Ohm

1%

1 2

R87

121Ohm

1%

1 2

462P

VREF_SYSVCORE

12

C165

1UF/10V

A20M

FERR

INIT

INTR

IGNNE

NMI

RESET

SMI STPCLK PWROK PICCLK

PICD0/BYPASSCLK PICD1/BYPASSCLK

COREFB-

COREFB+

CLKIN CLKIN

RSTCLK RSTCLK

K7CLKOUT K7CLKOUT

ANALOG

SYSVREFMODE

VREF_SYS

ZN ZP

PLLBYPASS PLLBYPASSCLK PLLBYPASSCLK

PLLMON1 PLLMON2

PLLTEST

SCANCLK1 SCANCLK2

SCANINTEVAL

SCANSHIFTEN

DBRDY DBREQ

FLUSH

TCK

TDI TDO TMS

TRST

VID0 VID1 VID2 VID3 VID4

FID0 FID1 FID2 FID3SCHECK0

VREF_SYS

12

C166

1UF/10V

AE1 AG1 AJ3 AL1 AJ1 AN3 AG3 AN5 AC1 AE3 N1 N3 N5 AG13 AG11 AN17 AL17

AN19 AL19

AL21 AN21

AJ13

AA5 W5

AC5 AE5

AJ25 AN15 AL15

AN13 AL13 AC3

S1 S5 S3 Q5

AA1 AA3 AL3

Q1 U1 U5 Q3 U3

L1 L3 L5 L7 J7

W1 W3 Y1 Y3U37

C167

0.1UF

FERR

NMI_SB CPURST#

PICD0# PICD1#

K7CLKOUT+ K7CLKOUT-

VREFMODE

ZN ZP

PLLBP# PLLBPCLK+ PLLBPCLK-

PLLMON1 PLLMON2 PLLTEST#

SCANCLK1 SCANCLK2 SCANINTVL SCANSFTEN

DBREQ# FLUSH#

TCK TDI

TMS TRST#

CPU_VID0 CPU_VID1 CPU_VID2 CPU_VID3 CPU_VID4

CPU_FID0 CPU_FID1 CPU_FID2 CPU_FID3

A20M# <21>

INIT# <21> INTR <21> IGNNE# <21> NMI_SB <21>

SMI# <21> STPCLK# <21> K7_PWROK <37> 14MAPICCLK_CPU <10> PICD0 <21> PICD1 <21> VCOREFB- <9> VCOREFB+ <9>

VREF_SYS

CPU_VID[0..4] <34>

CPU_FID[0..3] <34>

14MAPICCLK_CPU

FERR

CPUCLK+

CPUCLK-

VCORE

R78

60.4

C110

1 2

12

680P

C111

12

680P

VCORE

R33 1KOhm

/X

Q35

1 2

B

1

PMBS3904

R188

1 2

Do Not Stuff

/

BIOS set to 1.5V

VREFMODE

C112

1 2

15P

+3V

1 2

3

C

E 2

1 2

C109

Do Not Stuff

1 2

/

R79

60.4

CPUCLK+ <10>

CPUCLK- <10>

R189

510Ohm

VCORE

C113

15P

FERR# <21>

R76 Do Not Stuff

/

1 2

R77 330

1 2

PLLBPCLK+ PLLBPCLK-

1 2

100

3 4

100

5 6

100

7 8

100

RN23A RN23B RN23C RN23D

VCORE

ZN

PLLMON1 PLLMON2

R83 39Ohm 1%

1 2

56

3 4

56

5 6

56

7 8

56

RN22A RN22B RN22C RN22D

VCORE

+5V

147

U27F

ZP

R84

1 2

56.2Ohm

1%

PCIRST_SB#<15,19,21,37>

VCC

13 12

GND

7407

12

CPURST#

C18

/

Do Not Stuff

a

Title :

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

CPU_1

Cyrus Chen

11 40Monday, October 13, 2003

of

Rev

2.00

VCORE

12

VCORE

12

C121

0.1UF

C141

0.1UF

12

C122

0.1UF

12

C142

0.1UF

12

C123

0.1UF

C143

0.1UF

C124

0.1UF

12

C144

0.1UF

12

C125

0.1UF

12

C145

0.1UF

12

C126

C127

0.1UF

12

C146

C147

0.1UF

12

C128

0.1UF

C148

0.1UF

C129

0.1UF

12

C149

0.1UF

12

C130

0.1UF

C150

0.1UF

C131

0.1UF

12

C151

0.1UF

12

C132

C133

0.1UF

12

C152

0.1UF

C153

0.1UF

12

C134

0.1UF

C154

0.1UF

C135

0.1UF

12

C155

0.1UF

12

C136

0.1UF

C156

0.1UF

C137

0.1UF

C138

0.1UF

12

C139

C140

0.1UF

VCORE CPUPLL_VDD

AD30

AD8

AF10

AF28

AF30

H12 H16 H20 H24

P30

T30

X30

AB30 AF14 AF18 AF22 AF26 AM34 AK36 AK34 AK30 AK26 AK22 AK18 AK14 AK10

AL5 AH26 AM30 AH22 AH18 AH14 AH10

AH4

AH2 AF36 AF34

AD6 AM26

AD4

AD2

M8

R8

V8

Z8

U7C

VCC_CORE1 VCC_CORE2 VCC_CORE3 VCC_CORE4 VCC_CORE5 VCC_CORE6 VCC_CORE7 VCC_CORE8 VCC_CORE9 VCC_CORE10 VCC_CORE11 VCC_CORE12 VCC_CORE13 VCC_CORE14 VCC_CORE15 VCC_CORE16 VCC_CORE17 VCC_CORE18 VCC_CORE19 VCC_CORE20 VCC_CORE21 VCC_CORE22 VCC_CORE23 VCC_CORE24 VCC_CORE25 VCC_CORE26 VCC_CORE27 VCC_CORE28 VCC_CORE29 VCC_CORE30 VCC_CORE31 VCC_CORE32 VCC_CORE33 VCC_CORE34 VCC_CORE35 VCC_CORE36 VCC_CORE37 VCC_CORE38 VCC_CORE39 VCC_CORE40

VCC_SRAM1

VCC_SRAM2

VCC_SRAM3

VCC_SRAM4

462P

VCC_CORE41

VCC_CORE42

VCC_CORE43

VCC_CORE44

AB36

AB34

AB32Z6Z4Z2X36

AF32

VCC_SRAM5

VCC_CORE45

AF6

AF8

AH30

AH8

VCC_SRAM6

VCC_SRAM7

VCC_SRAM8

VCC_SRAM9

VCC_CORE46

VCC_CORE47

VCC_CORE48

VCC_CORE49

X34

AM22

X32V6V4V2T36

CPU_FSB1 <10>

AJ9

AK8

AL9

AM8

F30F8H10

VCC_SRAM11

VCC_SRAM13

VCC_SRAM14

VCC_SRAM16

VCC_SRAM17

VCC_SRAM19

VCC_CORE50

VCC_CORE51

VCC_CORE52

VCC_CORE53

VCC_CORE54

VCC_CORE55

T34

H28

H30

VCC_SRAM20

VCC_SRAM21

VCC_SRAM22

VCC_CORE56

VCC_CORE57

VCC_CORE58

T32R6R4R2AM18

H32H6H8

VCC_SRAM23

VCC_SRAM24

VCC_CORE59

VCC_CORE60

P36

K30K8AJ7

VCC_SRAM25

VCC_SRAM26

VCC_SRAM27

VCC_CORE61

VCC_CORE62

VCC_CORE63

P34

P32M4M6

AL7

VCC_SRAM28

VCC_SRAM29

VCC_SRAM30

VCC_CORE66

VCC_CORE64

VCC_CORE65

M2

AN7

VCC_SRAM31

VCC_CORE67

VCC_CORE68

VCC_CORE69

VCC_CORE70

K36

K34

K32H4H2

G25

G17G9N7Y7AG7

KEY4

KEY6

KEY8

KEY10

VCC_CORE71

VCC_CORE72

VCC_CORE73

VCC_CORE74

AM14

F36

F34

F32

AG15

AG29

KEY12

KEY14

KEY16

KEY18

VCC_A

VCC_Z

VCC_CORE101 VCC_CORE100

VCC_CORE99 VCC_CORE98 VCC_CORE97 VCC_CORE96 VCC_CORE95 VCC_CORE94 VCC_CORE93 VCC_CORE92 VCC_CORE91 VCC_CORE90 VCC_CORE89 VCC_CORE88 VCC_CORE87 VCC_CORE86 VCC_CORE85 VCC_CORE84 VCC_CORE83 VCC_CORE82 VCC_CORE81 VCC_CORE80 VCC_CORE79 VCC_CORE78 VCC_CORE77 VCC_CORE76

VCC_CORE75

AJ23

AC7

AJ5 B4 B8 B12 B16 B20 B24 B28 AM2 B32 B36 D2 D4 D8 D12 D16 D20 D24 AM10 D28 D32 F12 F16 F20 F24 F28

H14

H18

H22

H26

U7D

AA31

NC1

AC31

NC2

AE31

NC3

AG23

NC6

AG25

NC7

CPU_FSB0<10>

DXP<32>

DXN<32>

AG31

AG5 AJ11 AJ15 AJ17 AJ19 AJ27 AL11

AN11

AN9

G11

G13

G27

G29

G31

N31

Q31

S31

U31

W31

Y31

AG19

G21

AG21

G19

AN27

AL27

AN25

AL25

NC8 NC9 NC10 NC11 NC12 NC13 NC15 NC16 NC17 NC18 NC19 NC20 NC21 NC22 NC23

J31

NC24

J5

NC25

L31

NC27 NC28 NC29 NC30

S7

NC31 NC32

U7

NC33 NC34

W7

NC35 NC36

Y5

NC37 NC42 NC43 NC44 NC45

BP0_CUT BP1_CUT BP2_CUT BP3_CUT

M30P8R30T8V30X8Z30

VSS1

VSS2

VSS3

VSS4

VSS5

SIDE_NC1

SIDE_NC2

1234567891011121314151617181920212223242526272829303132333435

VSS6

VSS7

VSS8

462P

SIDE_NC3

SIDE_NC4

SIDE_G5

VSS9

VSS10

VSS11

SIDE_G6

SIDE_G7

SIDE_G8

AB8

AF12

VSS12

VSS13

SIDE_G9

SIDE_G10

AF16

AF20

AF24

VSS14

VSS15

SIDE_G11

SIDE_G12

AM36

AK32

AK28

VSS16

VSS17

VSS18

SIDE_G13

SIDE_G14

SIDE_G15

AK24

AK20

AK16

VSS19

VSS20

VSS21

SIDE_G16

SIDE_G17

SIDE_G18

AK12

AK4

AK2

VSS22

VSS23

VSS25

SIDE_G19

SIDE_G20

SIDE_G21

AH36

AM32

AH34

VSS26

VSS27

VSS28

SIDE_G22

SIDE_G23

SIDE_G24

AH32

AH28

AH24

VSS29

VSS30

VSS31

SIDE_G25

SIDE_G26

SIDE_G27

AH20

AH16

AH12

VSS32

VSS33

VSS34

SIDE_G28

SIDE_G29

SIDE_G30

AF4

AF2

AD36

VSS35

VSS37

VSS38

SIDE_G31

SIDE_G32

SIDE_G33

AD34

AB6

AD32

VSS39

VSS40

VSS41

SIDE_G34

SIDE_G35

SIDE_G36

36

AB4

VSS42

VSS43

AB2

VSS44

Z36

VSS45

Z34

AE7

Z32X6AM28X4X2

VSS46

VSS47

VSS48

VSS49

VSS_Z

VSS50

VSS51

V36

VSS52

V34

V32T6T4T2R36

VSS53

VSS54

VSS55

VSS56

VSS57

VSS58

R34

AM24

VSS59

VSS60

VSS61 VSS62 VSS63 VSS64 VSS65 VSS66 VSS67 VSS68 VSS69 VSS70 VSS71 VSS72 VSS73 VSS74 VSS75 VSS76 VSS77 VSS78 VSS79 VSS80 VSS81 VSS82 VSS83 VSS84 VSS85 VSS86 VSS87 VSS88 VSS89 VSS90 VSS91 VSS92 VSS93 VSS94 VSS95 VSS96 VSS97 VSS98

VSS99 VSS100 VSS101 VSS102 VSS103 VSS104

R32 P6 P4 P2 M36 M34 M32 K6 K4 K2 AM20 H36 H34 F26 F22 F18 F14 F10 F6 F4 F2 AM16 D36 D34 D30 D26 D22 D18 D14 D10 D6 B34 AM12 B30 B26 B22 B18 B14 B10 B6 B2 AM4 AK6 AM6

CPUPLL_VDD

12

C159 1U

CPUPLL_VDD

12

C160

0.1UF

C162

0.01U

http://laptop-motherboard-schematic.blogspot.com/

CPU FSB Frequency CPU_FSB1 CPU_FSB0

12

C163

C15

100P

10UF/10V

1206

200 Mhz 0 0 166 Mhz 0 1 133 Mhz 1 1 RESERVED 1 0

a

Title :

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

CPU_2

Cyrus Chen

12 40Monday, October 13, 2003

of

Rev

2.00

NORTH BRIDGE 1 of 3 ( HOST BUS)

Change L7, L8, L11, L12 to 09-023100010

LCL FILTER

DICLK#_0

L7

21

0.26Ohm/100MHz

L8

21

12

C168

3.3pf

0.26Ohm/100MHz

DICLK#0 <11>

AIN#[2..14]<11>

AOUT#[2..14]<11>

AOUTCLK#<11>

DOCLK#[0..3]<11>

DIVAL#<11>

CFWDRST<11> CONNECT<11> PROCRDY<11>

HCLK_NB+<10> HCLK_NB-<10>

HEATSINK1

2

HEAT SINK

(change to 13-070100720)

NB Heatsink

CBOLT

A_INCLK#

HCLK_NB+_D HCLK_NB-_D

TESTIN1

S2KCOMP

S2KVREF

TESTIN0

1

AIN#2 AIN#3 AIN#4 AIN#5 AIN#6 AIN#7 AIN#8 AIN#9 AIN#10 AIN#11 AIN#12 AIN#13 AIN#14

AOUT#2 AOUT#3 AOUT#4 AOUT#5 AOUT#6 AOUT#7 AOUT#8 AOUT#9 AOUT#10 AOUT#11 AOUT#12 AOUT#13 AOUT#14

DICLK#_0 DICLK#_1 DICLK#_2 DICLK#_3

DOCLK#0 DOCLK#1 DOCLK#2 DOCLK#3

+2.5V

C16

D17

C15

D15

C13

N26

N24

N25

R22

R23 R26 R24 R25

G23

C19

D14 C14

G21

N21

U26

U24

U22

E17

A14

A15 E16 B14

E15 A16

A13

B15

P22

P26

T22 P24

T24 T23

A19 A24

L24

B24 F23 L22

E13

E14

F22

E10

L21

F17

F12

T26

V26 T25 V25

V24 V23

V22

U8A

AIN2# AIN3# AIN4# AIN5# AIN6# AIN7# AIN8# AIN9# AIN10# AIN11# AIN12# AIN13# AIN14# AINCLK#

AOUT2# AOUT3# AOUT4# AOUT5# AOUT6# AOUT7# AOUT8# AOUT9# AOUT10# AOUT11# AOUT12# AOUT13# AOUT14# AOUTCLK#

DICLK0# DICLK1# DICLK2# DICLK3#

DOCLK0# DOCLK1# DOCLK2# DOCLK3#

DINVAL#

CFWDRST CONNECT PROCRDY

HCLK HCLK#

TESTIN1

S2KCOMP

S2KVREF0 S2KVREF1 TESTIN0

VDD1 VDD2 VDD3 VDD4 VDD5 VDD6 VDD7 VDD8 VDD9 VDD10

+2.5V VCORE

J14

M21

J13

J15

J17

J16

VTT2

VTT1

VTT3

VTT5

VTT4

VDS2K

VSS2K

VSS1

VSS2

VSS3

VSS4

VSS5

VSS6

VSS7

VSS8

K21

B13

D13

F14

T21

B16

D16

B19

D19

J18

VTT6

B22

K18

VSS9

D22

L18

VTT8

VTT7

VSS10

VSS11

B25

M18

VTT9

VSS12

E23

P18

N18

VTT10

VSS13

E25

H23

R18

VTT12

VTT11

VSS14

VSS15

H25

VSS16

L23

L25

+2.5V +2.5VHCLK

F10

F15

F19

F20

P21

R21

V21

W21

VDD20

VDD21

VDD22

VDD23

VDD24

VDD25

VDD26

VDD27

VSS17

VSS18

VSS19

VSS20

VSS21

AGND1

P23

P25

U23

U25

F21

G22

AVDD1

VDD11 VDD12 VDD13 VDD14 VDD15 VDD16 VDD17 VDD18 VDD19

TESTIN0

TESTIN1

D10# D11# D12# D13# D14# D15# D16# D17# D18# D19# D20# D21# D22# D23# D24# D25# D26# D27# D28# D29# D30# D31# D32# D33# D34# D35# D36# D37# D38# D39# D40# D41# D42# D43# D44# D45# D46# D47# D48# D49# D50# D51# D52# D53# D54# D55# D56# D57# D58# D59# D60# D61# D62# D63#

D0# D1# D2# D3# D4# D5# D6# D7# D8# D9#

KM400

B17 D20 B20 C20 A20 C21 E19 B21 B18 E18 A17 C18 A18 D18 C17 E20 A21 D21 C22 A26 C25 C23 D24 B26 E21 A23 B23 A22 D23 A25 C26 C24 E26 F26 G25 G26 J26 H26 G24 H24 E22 E24 D25 D26 F25 F24 J25 H22 L26 M26 M25 M23 M24 K23 N22 M22 J24 K22 K25 K26 J23 N23 J22 K24

C11 D11 E11 A12 B12 C12 D12 E12 W22

R93

Do Not Stuff

/

1 2

SDATA#0 SDATA#1 SDATA#2 SDATA#3 SDATA#4 SDATA#5 SDATA#6 SDATA#7 SDATA#8 SDATA#9 SDATA#10 SDATA#11 SDATA#12 SDATA#13 SDATA#14 SDATA#15 SDATA#16 SDATA#17 SDATA#18 SDATA#19 SDATA#20 SDATA#21 SDATA#22 SDATA#23 SDATA#24 SDATA#25 SDATA#26 SDATA#27 SDATA#28 SDATA#29 SDATA#30 SDATA#31 SDATA#32 SDATA#33 SDATA#34 SDATA#35 SDATA#36 SDATA#37 SDATA#38 SDATA#39 SDATA#40 SDATA#41 SDATA#42 SDATA#43 SDATA#44 SDATA#45 SDATA#46 SDATA#47 SDATA#4 SDATA#49 SDATA#50 SDATA#51 SDATA#52 SDATA#53 SDATA#54 SDATA#55 SDATA#56 SDATA#57 SDATA#58 SDATA#5 SDATA#60 SDATA#61 SDATA#62 SDATA#63

+2.5V

R94

Do Not Stuff

/

1 2

8

9

+3V +2.5V

R91

R92

Do Not Stuff

/X

1 2

SDATA#[0..63] <11>

Lay in Back Side

R74

R75

1KOhm

1 2

12

C175

1UF/10V

DICLK#_1

DICLK#_2

DICLK#_3

A_INCLK#

http://laptop-motherboard-schematic.blogspot.com/

S2K BUS COMPENSATION

12

VCORE

1 2

49.9Ohm

C177

0.1UF

+2.5V

12

C186

1UF/10V

R88

1%

12

C250

0.1UF

C179

1UF/10V

12

S2KCOMP

R88 ==> 300 Ohm 1% for KM400

49.9 Ohm 1% for KM400A

VCCH : HOST CPU INTERFACE POWER

12

C176

1UF/10V

12

C116

C185

1UF/10V

Lay in Back Side

L9

0.26Ohm/100MHz

L11

0.26Ohm/100MHz

L13

0.26Ohm/100MHz

L35

0.26Ohm/100MHz

VCORE

12

C187

1UF/10V

21

C251

0.1UF

12

C188

0.1UF

L10

12

C169 5P

12

C170

3.3pf

12

C171 5P

12

C184

5P

NORTH BRIDGE S2K REFERENCE VOTAGE (1/2VCORE)

S2KVREF

AVDDHCLK/AGNDHCLK : POWER/GROUND FOR

12

INTERNAL CPU CLOCK LOGIC

C27

1UF/10V

C181

0.1UF

a

ASUSTEK COMPUTER INC.

Size Project Name

A3

Date: Sheet

12

+2.5VHCLK

12

0.26Ohm/100MHz

L12

0.26Ohm/100MHz

L14

0.26Ohm/100MHz

L36

0.26Ohm/100MHz

C172

0.01U

C182

0.01U

21

12

+2.5V

21

12

DICLK#1 <11>

DICLK#2 <11>

DICLK#3 <11>

AINCLK# <11>

VCORE

R89

121Ohm

1 2

R90

C173

121Ohm

0.1UF

1 2

L25

120Ohm/100Mhz

C183

Do Not Stuff

/

Lay in Back Side

Title :

Engineer:

A7V8X-LA

Lay in Back

1%

Side

12

C174

0.1UF/25V

1%

NORTH BRIDGE_1

Cyrus Chen

13 40Monday, October 13, 2003

of

Rev

2.00

NORTH BRIDGE 2 of 3 ( MEMORY)

+2.5V_DUAL

AA7V9V10

V11

V12

V13

V14

VCC3_2

VSS25

AE4

AC7

VCC3_3

VCC3_4

VCC3_5

VSS26

VSS27

VSS28

AE7

AC10

VCC3_6

VCC3_7

VSS29

VSS30

AE10

AC13

V15

AE13

U8B

VCC3_1

MAA[0..14]<17,18>

CKE0<16> CKE1<16> CKE2<16> CKE3<16>

CS#0<16> CS#1<16> CS#2<16> CS#3<16>

SRASA#<16> SCASA#<16> SWEA#<16>

DQM[0..7]<16>

DQS[0..7]<16>

MAA0

AC11 AB12 AC12 AB14 AB16 AB17 AB15 AC18 AE17 AC17 AB10

AC9 AF17 AB18 AB19

AC21 AD24 AB22 AC24 AB20 AF24

AD6

AC5

AC6

AB6

AB7

AD5

AB11

AD7

AB9

AD25 AD22 AF19 AE15 AF12

AB8

AF4

AD26 AF22 AD19 AF15 AE12

AC8

AD4

AA10 AA18

Y26

Y24

MA0 MA1 MA2 MA3 MA4 MA5 MA6 MA7 MA8 MA9 MA10 MA11 MA12 MA13 MA14

CKE0 CKE1 CKE2 CKE3 CKE4 CKE5

CS0# CS1# CS2# CS3# CS4# CS5#

SRASA# SCASA# SWEA#

DQM0 DQM1 DQM2 DQM3 DQM4 DQM5 DQM6 DQM7

DQS0 DQS1 DQS2 DQS3 DQS4 DQS5 DQS6 DQS7

MVREF1 MVREF0

VSS22

AC3

VSS23

AE2

VSS24

AC4

MAA1 MAA2 MAA3 MAA4 MAA5 MAA6 MAA7 MAA8 MAA9 MAA10 MAA11 MAA12 MAA13 MAA14

SRASA# SCASA# SWEA#

DQM0 DQM1 MD51 DQM2 DQM3 DQM4 DQM5 DQM6 DQM7

DQS0 DQS1 DQS2 DQS3 DQS4 DQS5 DQS6 DQS7

MVREF0

V16

V17

VCC3_8

VCC3_9

VSS31

VSS32

Y23

AC16

V18

T18

VCC3_12

VCC3_10

VCC3_11

VSS33

VSS34

VSS35

AE16

Y25

AA15

AA21

U18

VCC3_13

VCC3_14

VSS36

VSS37

AC19

AE19

AC22

VCC3_15

VSS38

VSS39

VSS40

AE22

AC25

+2.5VMCLK

VSS41

AE25

AA22Y21

AVDD2AGND2

MD10 MD11 MD12 MD13 MD14 MD15 MD16 MD17 MD18 MD19 MD20 MD21 MD22 MD23 MD24 MD25 MD26 MD27 MD28 MD29 MD30 MD31 MD32 MD33 MD34 MD35 MD36 MD37 MD38 MD39 MD40 MD41 MD42 MD43 MD44 MD45 MD46 MD47 MD48 MD49 MD50 MD51 MD52 MD53 MD54 MD55 MD56 MD57 MD58 MD59 MD60 MD61 MD62 MD63

DCLKO DCLKIN

VSS42

AA13

MD0 MD1 MD2 MD3 MD4 MD5 MD6 MD7 MD8 MD9

KM400

W23 W24 AA25 AB26 W26 W25 AA26 AA24 AB25 AB24 AF25 AE24 AB23 AC26 AE26 AF26 AD23 AE23 AD21 AF21 AC23 AF23 AE21 AB21 AC20 AF20 AF18 AD18 AD20 AE20 AE18 AD17 AF16 AC15 AC14 AE14 AD16 AD15 AD14 AF14 AF13 AD12 AD11 AF11 AD13 AB13 AE11 AD10 AF10 AE9 AE8 AF7 AF9 AD9 AF8 AD8 AE6 AF5 AE3 AF1 AF6 AE5 AF3 AF2

Y22 AA23

MD0 MD1 MD2 MD3 MD4 MD5 MD6 MD7 MD8 MD9 MD10 MD11 MD12 MD13 MD14 MD15 MD16 MD17 MD18 MD19 MD20 MD21 MD22 MD23 MD24 MD25 MD26 MD27 MD28 MD29 MD30 MD31 MD32 MD33 MD34 MD35 MD36 MD37 MD38 MD39 MD40 MD41 MD42 MD43 MD44 MD45 MD46 MD47 MD48 MD49 MD50

MD52 MD53 MD54 MD55 MD56 MD57 MD58 MD59 MD60 MD61 MD62 MD63

1 2

R97 22Ohm

MD[0..63] <16>

MCLK_OUT <10> MCLK_FB <10>

12

C480

Do Not Stuff

/

+2.5V_DUAL

12

C223

1UF/10V

AVMCLK/AGNDMCLK : POWER/GROUND FOR DRAM CLCOK DESKEW CIRCUIT

+2.5VMCLK

120Ohm/100Mhz

MVERF0/1 : SSTL_2 RECEIVER VREF FOR DDR

MVREF0

12

C205 Do Not Stuff

/

+2.5V

21

L16

12

C191 1UF/10V

12

C208

0.1UF

Do Not Stuff

+2.5V_DUAL

1 2

L20

/X

R95

1KOhm

1%

R96

1KOhm

1%

+2.5V_DUAL

21

VCC3 : +2.5V LEVEL POWER

+2.5V_DUAL

12

C213

1UF/10V

+2.5V_DUAL

12

C192

1UF/10V

C178

0.1UF

12

C241

0.1UF

12

C190

1UF/10V

12

C193

1UF/10V

C214

1UF/10V

/X

C194

Do Not Stuff

12

C215

1UF/10V

Lay in Back Side

12

C195

Do Not Stuff

CBOLT

http://laptop-motherboard-schematic.blogspot.com/

a

Title :

ASUSTEK COMPUTER INC.

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

NORTH BRIDGE_2

Cyrus Chen

14 40Monday, October 13, 2003

Rev

2.00

of

NORTH BRIDGE 3 of 3 (AGP,VLINK,VGA)

J6N6P6R6T6U6K9L9M9N9P9

U8C

VCC1_1

VCC1_2

VCC1_3

VCC1_4

VCC1_5

VCC1_6

VCC1_7

VCC1_8

VCC1_9

VCC1_12

VCC1_10

VSS49

VSS50

VSSQQ

VSS51

VSS52

AA3

VCC1_11

VSS53

VSS54

L11

AA5

CBOLT

GAD[0..31]<19>

GC/BE#0<19> GC/BE#1<19> GC/BE#2<19> GC/BE#3<19>

GAD_STBF0<19> GAD_STBS0<19>

GAD_STBF1<19> GAD_STBS1<19>

GSB_STBF<19> GSB_STBS<19>

GFRAME#<19>

GIRDY#<19> GTRDY#<19> GSTOP#<19>

GDEVSEL#<19>

GGNT#<19> GREQ#<19> GST0<19> GST1<19> GST2<19> DBIL<19>

DBIH_PIPE#<19>

GWBF#<19> GRBF#<19>

GCLK_NB<10>

AGPVREF_GC<19>

AGP8XDET#<19>

GSERR#<19>

GAD0

W2

GAD1 GAD2 GAD3 GAD4 GAD5 GAD6 GAD7 GAD8 GAD9 GAD10 GAD11 GAD12 GAD13 GAD14 GAD15 GAD16 GAD17 GAD18 GAD19 GAD20 GAD21 GAD22 GAD23 GAD24 GAD25 GAD26 GAD27 GAD28 GAD29 GAD30 GAD31

GSBA0<19> GSBA1<19> GSBA2<19> GSBA3<19> GSBA4<19> GSBA5<19> GSBA6<19> GSBA7<19>

GPAR<19>

AGPNCOMP

GD0/FPD10

W1

GD1/FPD11

V3

GD2/FPDVICLK

W3

GD3/FPD09

V1

GD4/FPD08

U2

GD5/FPD07

U1

GD6/FPD06

U3

GD7/FPD05

T4

GD8/FPDVIDET

T5

GD9/FPDVIHS

R3

GD10/FPD01

P2

GD11/FPD23

R1

GD12/FPD00

P1

GD13/FPD22

P3

GD14/FPD21

N3

GD15/FPD20

N2

GD16/FPD18

M1

GD17/FPD17

M3

GD18/FPD16

M5

GD19/FPDE

L1

GD20/FPD14

L4

GD21/FPCLK

L2

GD22/FPD13

L3

GD23/FPD15

J1

GD24/DVP1D09

H5

GD25

J3

GD26/DVP1D10

H4

GD27

H1

GD28/DVP1D07

H3

GD29/DVP1D06

H2

GD30/DVP1D08

G4

GD31/DVP1D04

T1

GCBE0#/FPD03

P4

GCBE1#/SB_DA

N1

GCBE2#/FPD19

K3

GCBE3#/DVP1D11

T3

ADSTB0F/FPD04

T2

ADSTB0S/FPD02

K2

ADSTB1F/FPD12

K1

ADSTB1S/FPDET

D2

SBA0#/DVP1VS

D3

SBA1#/DVP1DE

E3

SBA2#/DVP1D00

D1

SBA3#/DVP1HS

G3

SBA4#/DVP1D05

F1

SBA5#/DVP1D03

G1

SBA6#/DVP1CLK

G2

SBA7#/DVP1CLK_N

E1

SBSTBF/DVP1D01

E2

SBSTBS/DVP1D02

N5

GFRAME/FPHS

P5

GIRDY/SB_CK

R5

GTRDY

U5

GSTOP/FPDVICLK_N

N4

GDEVSEL/FPVS

U4

GPAR/FPDVIVS

E4

GGNT/DVI_DDCDA

F5

GREQ/DVI_DDCCK

G5

ST0

F3

ST1/DVP1DET

J5

ST2

J4

DBIL

K5

DBIH/PIPE#

L5

WBF/FPCLK_N

K4

RBF

V5

GCLK

C1

AGPCOMP

M6

AGPVREF0

H6

AGPVREF1

G6

AGP8XDET#

R4

GSERR/FPDVIDE

VSS43

VSS44

F2J2M2R2V2F4M4V4J9

VSS45

VSS46

VSS47

VSS48

B1C2R9

VCCQQ

AGP I/F

VSS55

VSS56

L12

L13

L14

Y6T9U9

VCC2_1

VCC2_2

VSS57

VSS58

L15

L16

AA6

AA8

VDD28

VCC2_4

VCC2_3

VSS59

VSS60

VSS61

M11

M12

K6L6V6W6AA11

AA9

VDD30

VDD31

VDD32

VDD29

VSS62

VSS63

VSS64

VSS65

M13

M14

M15

M16

AA12

AA19

AA20F8F9

F16

F18

H21

J21

AA16

AA17

AA14

VDD33

VDD34

VDD35

VDD36

VDD37

VDD38

VDD39

VDD40

VDD41

VDD42

VDD43

VDD45

VDD46

VDD44

VLINK I/F

CRT I/F

TFT FLAT PANEL / EXTERNAL TV ENCODER I/F

VSS66

VSS67

VSS68

VSS69

VSS70

VSS71

VSS72

VSS73

VSS74

VSS75

VSS76

VSS77

VSS78

VSS79

N11

N12

N13

N14

N15

N16

P11

P12

P13

P14

P15

P16

R11

R12

VSS80

R13

+3VVDDQ +2.5V

VSS81

R14

J10

VCC5_1

VSS82

R15

J11

J12

AD3

VCC5_2

VCC5_3

VSUS25

TVCLKIN/DVP0DET

VSS83

VSS84

VSS85

VSS86

R16

T11

T12

T13

C4

C3

B4

A4

VCCDAC

VCCRGB

PLLVDD1

PLLVDD2

VD0 VD1 VD2 VD3 VD4 VD5 VD6 VD7

VBE

UPCMD

UPSTB

UPSTB#

DNCMD

DNSTB

DNSTB#

LCOMPP

LVREF

INTA#

RSET

HSYNC VSYNC

SPCLK2

SPD2

TVD00/DVP0D00 TVD01/DVP0D01 TVD02/DVP0D02 TVD03/DVP0D03 TVD04/DVP0D04 TVD05/DVP0D05 TVD06/DVP0D06 TVD07/DVP0D07 TVD08/DVP0D08 TVD09/DVP0D09 TVD10/DVP0D10 TVD11/DVP0D11

TVVS/DVP0VS TVHS/DVP0HS

TVCLK/DVP0DCLK

TVDE/DVP0DE

DISPCLKO

DISPCLKI

GPO0

GPOUT

SPCLK1

SPD1

PWROK

RESET#

SUSSTAT#

BISTIN

GNDDAC

GNDRGB PLLGND1 PLLGND2

VSS87

VSS88

VSS89

VSS91

VSS92

VSS90

T14

T15

T16

U21

F11

C10

XIN

F13

AR AG AB

VSS93

W4 W5 AA4 Y1 AC2 Y2 AB4 AC1

Y3

Y4 AA1 AA2

AB3 AB1 AB2

AB5 Y5

E6 F6

A3 A2 B3 B5

B6 A6

C6 D6

D9 C9 B9 A9 E9 E8 B8 A8 C8 C7 B7 A7

B11 B10

D8

A10 A11

C5 D5

D10 E7

F7 D7

AD1

AE1

AD2

A5

B2 A1 E5 D4

KM400

+2.5VSB +2.5VRGB

LCOMPP LVREF_NB

RSET

TVD4 TVD5

3 4

Do Not Stuff

1 2

Do Not Stuff

5 6

Do Not Stuff

PWROK_NB <21,23>

PCIRST_SB# <11,19,21,37>

SUS_ST# <21,23>

BISTIN

VLAD0 <21> VLAD1 <21> VLAD2 <21> VLAD3 <21> VLAD4 <21> VLAD5 <21> VLAD6 <21> VLAD7 <21>

VBE <21>

UPCMD <21> UPSTB+ <21> UPSTB- <21>

DNCMD <21> DNSTB+ <21> DNSTB- <21>

14MGCLKREF_NB <10> INTA# <19,21,25>

VGA_RED <36> VGA_GREEN <36> VGA_BLUE <36>

HSYNC_A <36> VSYNC_A <36>

DDC_CLK1 <36> DDC_DATA1 <36>

RN108B RN108A

RN108C

R81

4.7KOhm

1 2

TYPEDET# <19>

RN108D

7 8

http://laptop-motherboard-schematic.blogspot.com/

+3V

Do Not Stuff

VCCDAC/VCCRGB : RAMDAC POWER/ RGB OUTPUT POWER

+2.5V

L34

120Ohm/100Mhz

+2.5VRGB

12

C220

Do Not Stuff

/

TVD4

TVD5

VGA_RED

VGA_GREEN

VGA_BLUE

Lay in Back Side

+2.5VSB

12

R101 1KOhm

1 2

R102 147Ohm 1%

1 2

+3V +3V

C385

0.1UF/25V

BISTIN

RSET

TV/DVI AGP RISER CARD DETECT CIRCUIT

C385 Lay in Back Side(5140,

4130)

21

12

R17 Do Not Stuff

/

1 2

R21

4.7KOhm

1 2

C221

0.1UF

C597

1 2

15P

C598

1 2

15P

C599

1 2

15P

+2.5VRGB

12

C219 1U

C0805

12

C222

Do Not Stuff

/

2. AGPNCOMP : AGP N-CHANNEL COMPENSATION

R10 Do Not Stuff

/

1 2

R1

4.7KOhm

1 2

C520 Lay in Back side(4570, 4530) C521 Lay in Back side(4670, 4530)

a

ASUSTEK COMPUTER INC.

Date: Sheet

VLINK

1. VLINK REFERENCE VOLTAGE 0.625V

C522 Lay in Back Side(4635, 4490)

12

C522 1UF/10V

LVREF_NB

12

C218 1UF/10V

12

C216

12

C217

2. VLINK P-CHANNEL COMPENSATION

LCOMPP

R100

1 2

360Ohm

3. VLINK INTERFACE POWER : VCCVL

+2.5V

12

C224

1UF/10V

AGP

1. AGPVREF (PROVIDED BY AGP 8X CARD OR BY SYSTEM FOR OTHERS)

AGPVREF_GC

12

C226

1UF/10V

R103 60.4Ohm 1%

AGPNCOMP

1 2

Lay in Back Side

12

C66

3. AGP POWER : VDDQ

VDDQ

12

VDDQ

12

C227

0.1UF

C229

/

Do Not Stuff

12

C228

C180

0.1UF

/X

12

0.1UF

/X

Lay in Back Side

12

C231

/

Do Not Stuff

VDD

+2.5V NORTH BRIDGE VCORE

+2.5V

12

C235

1UF/10V

C237

C240

0.1UF

/X

0.1UF

/X

12

C238

1UF/10V

12

C520

1UF/10V

C236

1UF/10V

12

Title :

Size Project Name

A3

Engineer:

A7V8X-LA

+2.5V

R71

3.01KOhm

1%

0.1UF

1 2

R99

1KOhm

0.1UF

1%

1 2

1%

12

C230 Do Not Stuff

0.1UF/25V

/

VDDQ

12

C388

1UF/10V

12

C234

C233

/

0.1UF/25V

Do Not Stuff

12

C245

1UF/10V

Lay in Back

C246

Side

1UF/10V

C521

1UF/10V

NORTH BRIDGE_3

Cyrus Chen

15 40Monday, October 13, 2003

of

Rev

2.00

MD[0..63]<14>

DDR Damping Resistor

DQS[0..7]<14>

DQM[0..7]<14>

MD0 MD4 MD5

CS#[0..3]<14>

CKE[0..3]<14>

SRASA#<14>

SCASA#<14>

SWEA#<14>

MD1

MD6 MD2 MD7 MD3

MD8 MD12 MD9 MD13

MD14 MD15 MD10 MD11

MD24 MD28 MD29 MD25

MD30 MD26 MD31 MD27

MD32 MD36 MD33 MD37

MD34 MDD34 MD38 MDD38 MD39 MD35

MD42 MD43 MD46 MD47

MD48 MD52 MD49 MD53

MD55 MD51 MD60 MD56

MD61 MD57 DQM7 MD62

MD63 MD58 MD59

MD40

MD45 MD41 MDD41

MD19 MDD19 MD23

1 2

22Ohm

3 4

22Ohm

5 6

22Ohm

7 8

22Ohm

1 2

22Ohm

3 4

22Ohm

5 6

22Ohm

7 8

22Ohm

1 2

22Ohm

3 4

22Ohm

5 6

22Ohm

7 8

22Ohm

1 2

22Ohm

3 4

22Ohm

5 6

22Ohm

7 8

22Ohm

1 2

22Ohm

3 4

22Ohm

5 6

22Ohm

7 8

22Ohm

1 2

22Ohm

3 4

22Ohm

7 8

22Ohm

5 6

22Ohm

1 2

22Ohm

3 4

22Ohm

5 6

22Ohm

7 8

22Ohm

1 2

22Ohm

3 4

22Ohm

5 6

22Ohm

7 8

22Ohm

1 2

22Ohm

3 4

22Ohm

5 6

22Ohm

7 8

22Ohm

1 2

22Ohm

3 4

22Ohm

5 6

22Ohm

7 8

22Ohm

1 2

22Ohm

3 4

22Ohm

7 8

22Ohm

1 2

22Ohm

3 4

22Ohm

5 6

22Ohm

7 8

22Ohm

1 2

22Ohm

5 6

22Ohm

5 6

22Ohm

3 4

22Ohm

7 8

22Ohm

1 2

22Ohm

3 4

22Ohm

1 2

22Ohm

3 4

22Ohm

1 2

22Ohm

3 4

22Ohm

RN25A RN25B RN25C RN25D

RN29A RN29B RN29C RN29D

RN32A RN32B RN32C RN32D

RN34A RN34B RN34C RN34D

RN36A RN36B RN36C RN36D

RN38A RN38B RN38D RN38C

RN40A RN40B RN40C RN40D

RN41A RN41B RN41C RN41D

RN42A RN42B RN42C RN42D

RN43A RN43B RN43C RN43D

RN44A RN44B RN44D RN45A

RN45B RN45C RN45D RN46A

RN44C RN46C RN46B RN46D

RN129A RN129B

RN130A RN130B

RN131A RN131B

MDD0 MDD4 MDD5 MDD1

MDD6 MDD2 MDD7 MDD3

MDD8 MDD12 MDD9 MDD13

MDD14 MDD15 MDD10 MDD11

MDD24 MDD28 MDD29 MDD25

MDD30 MDD26 MDD31 MDD27

MDD32 MDD36 MDD33 MDD37

MDD39 MDD35

MDD42 MDD43 MDD46 MDD47

MDD48 MDD52 MDD49 MDD53

MDD55 MDD51 MDD60 MDD56

MDD61 MDD57 DQMD7 MDD62

MDD63 MDD58 MDD59

MDD40 MDD44

MDD45

MDD23

MD20 MD16

MD21 MDD21

MD54 MD50

MD22 MDD22

1 2

22Ohm

3 4

22Ohm

1 2

22Ohm

3 4

22Ohm

1 2

22Ohm

3 4

22Ohm

1 2

22Ohm

3 4

22Ohm

5 6

22Ohm

7 8

22Ohm

R118

DQM0

1 2

22Ohm

R119

DQM1

1 2

22Ohm

R120

DQM3

1 2

22Ohm

R117

1 2

22Ohm

R121

1 2

22Ohm

R122

DQM6

1 2

22Ohm

R123

DQS0

1 2

22Ohm

R124

DQS1 DQSD1

1 2

22Ohm

R125

DQS2

1 2

22Ohm

R126

DQS3 DQSD3

1 2

22Ohm

R127

DQS4

1 2

22Ohm

R128

DQS5

1 2

22Ohm

R129

DQS6

1 2

22Ohm

R130

DQS7MD44

1 2

22Ohm

RN28A RN28B

RN128A RN128B

RN31A RN31B

RN49A RN49B RN49C RN49D

DQMD0

DQMD1

DQMD3

DQMD4DQM4

DQMD5DQM5

DQMD6

DQSD0

DQSD2

DQSD4

DQSD5

DQSD6

DQSD7

MDD20 MDD16

MDD17MD17

MDD54 MDD50

DQMD2DQM2 MDD18MD18

CS#0 CSD#0 CS#1 CS#2 CS#3

SRASA# SWEA#

SCASA# SCASAD#

CKE1 CKE0 CKE3 CKE2 CKED2

http://laptop-motherboard-schematic.blogspot.com/

3 4

0Ohm

5 6

0Ohm

1 2

0Ohm

7 8

0Ohm

1 2

0Ohm

3 4

0Ohm

1 2

R37 0Ohm

3 4

0Ohm

5 6

0Ohm

1 2

0Ohm

7 8

0Ohm

RN27B RN27C RN27A RN27D

RN30A RN30B

RN37B RN37C RN37A RN37D

CSD#1 CSD#2 CSD#3

SRASAD# SWEAD#

CKED1 CKED0 CKED3

a

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

MDD[0..63] <17,18>

DQSD[0..7] <17,1 8>

DQMD[0..7] <17,18>

CSD#[0..3] <17,18>

CKED[0..3] <17,18>

SRASAD# <17,18>

SCASAD# <17,18>

SWEAD# <17,18>

Title :

Engineer:

A7V8X-LA

DDR DAMPING

Cyrus Chen

16 40Monday, October 13, 2003

of

Rev

2.00

0.1UF

+2.5V_DUAL

R131

1KOhm

1%

1 2

R133

1KOhm

1%

1 2

DDR_VREF

12

C321

0.1UF

12

C322

0.1UF

MDD[0..63]<16,18>

DQSD[0..7]<16,18>

DQMD[0..7]<16,18>

MAA[0..14]<14,18>

CSD#[0..3]<16,18>

CKED[0..3]<16,18>

SRASAD#<16,18>

SCASAD#<16,18>

SWEAD#<16,18>

+2.5V_DUAL

12

C308

0.1UF

C309

0.1UF

12

C310

0.1UF

12

C311

0.1UF

C312

0.1UF

12

C313

0.1UF

C314

http://laptop-motherboard-schematic.blogspot.com/

0.1UF

12

C315

0.1UF

C316

0.1UF

C317

0.1UF

C318

0.1UF

12

C319

DDR SLOT1

MAA0 MAA1 MAA2 MAA3 MAA4 MAA5 MAA6 MAA7 MAA8 MAA9 MAA10 MAA13 MAA14

MAA11 MAA12

DCLK0+<10> DCLK0-<10> DCLK1+<10> DCLK1-<10> DCLK2+<10> DCLK2-<10>

CKED0<16,18> CKED1<16,18>

DQSD0 DQSD1 DQSD2 DQSD3 DQSD4 DQSD5 DQSD6 DQSD7

DQMD0 DQMD1 DQMD2 DQMD3 DQMD4 DQMD5 DQMD6 DQMD7

SCASAD# SRASAD# SWEAD#

DIMM1A

48

A0

43

A1

41

A2

130

A3

37

A4

32

A5

125

A6

29

A7

122

A8

27

A9

141

A10

118

A11

115

A12

167

A13

59

BA0

52

BA1

113

BA2

44

CB0

45

CB1

49

CB2

51

CB3

134

CB4

135

CB5

142

CB6

144

CB7

137

CLK0

138

CLK#0

16

CLK1

17

CLK1#

76

CLK2

75

CLK2#

21

CKE0

111

CKE1

5

DQS0

14

DQS1

25

DQS2

36

DQS3

56

DQS4

67

DQS5

78

DQS6

86

DQS7

47

DQS8

97

DM0

107

DM1

119

DM2

129

DM3

149

DM4

159

DM5

169

DM6

177

DM7

140

DM8

65

CAS

154

RAS

63

WE

10

RESET

DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 DQ8

DQ9 DQ10 DQ11 DQ12 DQ13 DQ14 DQ15 DQ16 DQ17 DQ18 DQ19 DQ20 DQ21 DQ22 DQ23 DQ24 DQ25 DQ26 DQ27 DQ28 DQ29 DQ30 DQ31 DQ32 DQ33 DQ34 DQ35 DQ36 DQ37 DQ38 DQ39 DQ40 DQ41 DQ42 DQ43 DQ44 DQ45 DQ46 DQ47 DQ48 DQ49 DQ50 DQ51 DQ52 DQ53 DQ54 DQ55 DQ56 DQ57 DQ58 DQ59 DQ60 DQ61 DQ62 DQ63

184P

MDD0

2

MDD1

4

MDD2

6

MDD3

8

MDD4

94

MDD5

95

MDD6

98

MDD7

99

MDD8

12

MDD9

13

MDD10

19

MDD11

20

MDD12

105

MDD13

106

MDD14

109

MDD15

110

MDD16

23

MDD17

24

MDD18

28

MDD19

31

MDD20

114

MDD21

117

MDD22

121

MDD23

123

MDD24

33

MDD25

35

MDD26

39

MDD27

40

MDD28

126

MDD29

127

MDD30

131

MDD31

133

MDD32

53

MDD33

55

MDD34

57

MDD35

60

MDD36

146

MDD37

147

MDD38

150

MDD39

151

MDD40

61

MDD41

64

MDD42

68

MDD43

69

MDD44

153

MDD45

155

MDD46

161

MDD47

162

MDD48

72

MDD49

73

MDD50

79

MDD51

80

MDD52

165

MDD53

166

MDD54

170

MDD55

171

MDD56

83

MDD57

84

MDD58

87

MDD59

88

MDD60

174

MDD61

175

MDD62

178

MDD63

179

DDR_VREF

DIMM1B

3

VSS0

11

VSS1

18

VSS2

26

VSS3

34

VSS4

42

VSS5

50

VSS6

58

VSS7

66

VSS8

74

VSS9

81

VSS10

89

VSS11

93

VSS12

100

VSS13

116

VSS14

124

VSS15

132

VSS16

139

VSS17

145

VSS18

152

VSS19

160

VSS20

176

VSS21

181

SA0

182

SA1

183

SA2

9

NC0

90

NC1

101

NC2

102

NC3

173 91

NC4 SDA

103

FETEN

VDDQ9 VDDQ10 VDDQ11 VDDQ12 VDDQ13 VDDQ14 VDDQ15 VDDQ16 VDDQ17 VDDQ18 VDDQ19 VDDQ20 VDDQ21 VDDQ22 VDDQ23 VDDQ24

VDDID

VDSPDVREF

Post1

Post2

Post3

185

186

187

VDD0 VDD1 VDD2 VDD3 VDD4 VDD5 VDD6 VDD7 VDD8

CS0 CS1 CS2 CS3

SCL

184P

7 38 46 70 85 108 120 148 168 15 22 30 54 62 77 96 104 112 128 136 143 156 164 172 180

157 158 71 163

92

82 1841

R606

4.7K

C1410

Do Not Stuff

/x

+2.5V_DUAL

CSD#0 CSD#1

+3V +3V

1 2

12

SMBDATA <10,21,23> SMBCLK <10,21,23>

R607

4.7K

1 2

12

C1411

Do Not Stuff

/x

MAA0 MAA1 MAA2

AA3

M M

AA4 MAA5 MAA6 MAA7 MAA8 MAA9 MAA10 MAA13 MAA14

MAA11 MAA12

DCLK3+<10> DCLK3-<10> DCLK4+<10> DCLK4-<10> DCLK5+<10> DCLK5-<10>

CKED2<16,1 8> CKED3<16,1 8>

DQSD0 DQSD1 DQSD2 DQSD3 DQSD4 DQSD5 DQSD6 DQSD7

DQMD0 DQMD1 DQMD2 DQMD3 DQMD4 DQMD5 DQMD6 DQMD7

SCASAD# SRASAD# SWEAD#

DIMM2A

48

A0

43

A1

41

A2

130

A3

37

A4

32

A5

125

A6

29

A7

122

A8

27

A9

141

A10

118

A11

115

A12

167

A13

59

BA0

52

BA1

113

BA2

44

CB0

45

CB1

49

CB2

51

CB3

134

CB4

135

CB5

142

CB6

144

CB7

137

CLK0

138

CLK#0

16

CLK1

17

CLK1#

76

CLK2

75

CLK2#

21

CKE0

111

CKE1

5

DQS0

14

DQS1

25

DQS2

36

DQS3

56

DQS4

67

DQS5

78

DQS6

86

DQS7

47

DQS8

97

DM0

107

DM1

119

DM2

129

DM3

149

DM4

159

DM5

169

DM6

177

DM7

140

DM8

65

CAS

154

RAS

63

WE

10

RESET

DDR SLOT2

MDD0

2

DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 DQ8

DQ9 DQ10 DQ11 DQ12 DQ13 DQ14 DQ15 DQ16 DQ17 DQ18 DQ19 DQ20 DQ21 DQ22 DQ23 DQ24 DQ25 DQ26 DQ27 DQ28 DQ29 DQ30 DQ31 DQ32 DQ33 DQ34 DQ35 DQ36 DQ37 DQ38 DQ39 DQ40 DQ41 DQ42 DQ43 DQ44 DQ45 DQ46 DQ47 DQ48 DQ49 DQ50 DQ51 DQ52 DQ53 DQ54 DQ55 DQ56 DQ57 DQ58 DQ59 DQ60 DQ61 DQ62 DQ63

184P

MDD1

4

MDD2

6

MDD3

8

MDD4

94

MDD5

95

MDD6

98

MDD7

99

MDD8

12

MDD9

13

MDD10

19

MDD11

20

MDD12

105

MDD13

106

MDD14

109

MDD15

110

MDD16

23

MDD17

24

MDD18

28

MDD19

31

MDD20

114

MDD21

117

MDD22

121

MDD23

123

MDD24

33

MDD25

35

MDD26

39

MDD27

40

MDD28

126

MDD29

127

MDD30

131

MDD31

133

MDD32

53

MDD33

55

MDD34

57

MDD35

60

MDD36

146

MDD37

147

MDD38

150

MDD39

151

MDD40

61

MDD41

64

MDD42

68

MDD43

69

MDD44

153

MDD45

155

MDD46

161

MDD47

162

MDD48

72

MDD49

73

MDD50

79

MDD51

80

MDD52

165

MDD53

166

MDD54

170

MDD55

171

MDD56

83

MDD57

84

MDD58

87

MDD59

88

MDD60

174

MDD61

175

MDD62

178

MDD63

179

DIMM2B

3

VSS0

11

VSS1

18

VSS2

26

VSS3

34

VSS4

42

VSS5

50

VSS6

58

VSS7

66

VSS8

74

VSS9

81

VSS10

89

VSS11

93

VSS12

100

VSS13

116

VSS14

124

VSS15

132

VSS16

139

+2.5V_DUAL

DDR_VREF

a

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

VSS17

145

VSS18

152

VSS19

160

VSS20

176

VSS21

181

SA0

182

SA1

183

SA2

9

NC0

90

NC1

101

NC2

102

NC3

173 91

NC4 SDA

103

FETEN

VDD0 VDD1 VDD2 VDD3 VDD4 VDD5 VDD6 VDD7 VDD8

VDDQ9 VDDQ10 VDDQ11 VDDQ12 VDDQ13 VDDQ14 VDDQ15 VDDQ16 VDDQ17 VDDQ18 VDDQ19 VDDQ20 VDDQ21 VDDQ22 VDDQ23 VDDQ24

CS0 CS1 CS2 CS3

SCL

VDDID

VDSPDVREF

Post1

Post2

Post3

185

186

187

Title :

Engineer:

A7V8X-LA

184P

+2.5V_DUAL

7 38 46 70 85 108 120 148 168 15 22 30 54 62 77 96 104 112 128 136 143 156 164 172 180

157 158 71 163

SMBDATA SMBCLK

92

82 1841

DDR DIMM 1,2

Cyrus Chen

17 40Monday, October 13, 2003

CSD#2 CSD#3

of

Rev

2.00

MDD[0..63]<16,17>

DQSD[0..7]<16,17>

DQMD[0..7]<16,17>

MAA[0..14]<14,17>

CSD#[0..3]<16, 17>

CKED[0..3]<16,17>

SRASAD#<16,17>

SCASAD#<16,17>

SWEAD#<16,17>

MDD0 MDD4 MDD5 MDD1

MDD32 MDD36 MDD33 MDD37

MDD9 MDD13 DQSD1 DQMD1

MDD49 MDD53

DQMD0 DQSD0 MDD6 MDD2

CKED3 CKED1 CKED0 CKED2

SCASAD# CSD#2 CSD#0 CSD#3

DQSD5 DQMD5 MDD42 MDD43

1 2 3 4 5 6 7 8

33Ohm 33Ohm 33Ohm 33Ohm

VTT_DDR

RN51A RN51B RN51C RN51D

RN52A RN52B RN52C RN52D

RN53A RN53B RN53C RN53D

RN54A RN54B RN54C RN54D

RN55A RN55B RN55C RN55D

RN56A RN56B RN56C RN56D

RN57A RN57B RN57C RN57D

RN58A RN58B RN58C RN58D

DQMD6 DQSD6 MDD54 MDD50

MDD55 MDD51 MDD60 MDD56

MDD61 MDD57 DQMD7 DQSD7

MDD62 MDD58 MDD63 MDD59

MDD7 MDD3 MDD8 MDD12

MDD14 MDD15 MDD10 MDD11

MDD20 MDD16

MDD46 MDD47 MDD48 MDD52

1 2

33Ohm

3 4

33Ohm

5 6

33Ohm

7 8

33Ohm

1 2

33Ohm

3 4

33Ohm

5 6

33Ohm

7 8

33Ohm

1 2

33Ohm

3 4

33Ohm

5 6

33Ohm

7 8

33Ohm

1 2

33Ohm

3 4

33Ohm

5 6

33Ohm

7 8

33Ohm

1 2

33Ohm

3 4

33Ohm

5 6

33Ohm

7 8

33Ohm

1 2

33Ohm

3 4

33Ohm

5 6

33Ohm

7 8

33Ohm

1 2

33Ohm

3 4

33Ohm

5 6

33Ohm

7 8

33Ohm

1 2

33Ohm

3 4

33Ohm

5 6

33Ohm

7 8

33Ohm

RN59A RN59B RN59C RN59D

RN60A RN60B RN60C RN60D

RN61A RN61B RN61C RN61D

RN62A RN62B RN62C RN62D

RN63A RN63B RN63C RN63D

RN64A RN64B RN64C RN64D

RN65A RN65B RN65C RN65D

RN66A RN66B RN66C RN66D

VTT_DDR

DDR Termination

VTT_DDR

12

C254

0.1UF

C262

0.1UF

C270

0.1UF

C278

1UF/10V

12

C255

0.1UF

C263

1UF/10V

C271

0.1UF

C279

0.1UF

12

C252

VTT_DDR

12

C260

VTT_DDR

12

C268

VTT_DDR

12

C276

VTT_DDR

0.1UF

12

C253

0.1UF

12

C261

0.1UF

12

C269

0.1UF

12

C277

0.1UF

12

C256

0.1UF

C264

0.1UF

C272

0.1UF

C280

0.1UF

12

C257

0.1UF

C265

0.1UF

C273

1UF/10V

C281

0.1UF

12

C258

C266

C274

C282

0.1UF

C259

0.1UF

12

C267

0.1UF

12

C275

0.1UF

12

C283

0.1UF

DQSD4 DQMD4 MDD34 MDD38

MDD28 MDD29 MDD25 DQSD3

MDD26 MDD27 MDD31 MAA2

MAA13 MAA9 DQMD2 MDD18

1 2

33Ohm

3 4

33Ohm

5 6

33Ohm

7 8

33Ohm

1 2

33Ohm

3 4

33Ohm

5 6

33Ohm

7 8

33Ohm

1 2

33Ohm

3 4

33Ohm

5 6

33Ohm

7 8

33Ohm

1 2

33Ohm

3 4

33Ohm

5 6

33Ohm

7 8

33Ohm

VTT_DDR

RN67A RN67B RN67C RN67D

RN68A RN68B RN68C RN68D

RN69A RN69B RN69C RN69D

RN70A RN70B RN70C RN70D

MAA14 MDD17 MDD21 DQSD2

MDD40 MDD44 SRASAD#

MDD39 MDD35 MAA11

MDD22 MAA7 MAA8 MDD19

1 2

33Ohm

3 4

33Ohm

5 6

33Ohm

7 8

33Ohm

1 2

33Ohm

3 4

33Ohm

5 6

33Ohm

7 8

33Ohm

1 2

33Ohm

3 4

33Ohm

5 6

33Ohm

7 8

33Ohm

1 2

33Ohm

3 4

33Ohm

5 6

33Ohm

7 8

33Ohm

VTT_DDR

RN71A RN71B RN71C RN71D

RN73A RN73B RN73C RN73D

RN74A RN74B RN74C RN74D

RN75A RN75B RN75C RN75D

VTT_DDR

MDD23 MAA5 MAA6 MDD24

SWEAD# MDD45 MDD41 CSD#1

MAA0 MAA10

MAA12

DQMD3 MAA4 MAA3 MDD30

MAA1

1 2 3 4 5 6 7 8

R32 33Ohm

1 2

33Ohm 33Ohm 33Ohm 33Ohm

RN76A RN76B RN76C RN76D

RN77A RN77B RN77C RN77D

RN78A RN78B RN78C RN78D

RN79A RN79B RN79C RN79D

http://laptop-motherboard-schematic.blogspot.com/

12

C284

VTT_DDR

12

C292 1UF/10V

VTT_DDR

12

C300

0.1UF

12

1UF/10V

12

1UF/10V

C285

C293

0.1UF

C301

12

C286

C287

0.1UF

12

C295

C294

0.1UF

12

C302

C303

1UF/10V

0.1UF

a

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

12

C288

0.1UF

12

C296

0.1UF

12

C304

0.1UF

C289

0.1UF

C297

0.1UF

C305

0.1UF

12

C290

0.1UF

12

C298

0.1UF

12

C306

0.1UF

Title :

Engineer:

A7V8X-LA

C291

1UF/10V

C299

0.1UF

C307

1UF/10V

DDR TERMINATOR

Cyrus Chen

18 40Monday, October 13, 2003

of

Rev

2.00

GAD[0..31]<15>

GSBA[0..7]<15>

GC/BE#[0..3]<15>

GPERR#

AGPVREF_GC

+12V

GND

12

C341

Do Not Stuff

/

R140

1 2

8.2KOhm

C819

Do Not Stuff

/

GND

+5V

12

C884

GND

12

C825

1UF/10V

Do Not Stuff

/

VDDQ

+3V

+5V+3V VDDQ+3V+12V+3VSB VDDQ

AGP

B1

OVRCNT#

B2

+5V1

B3

+5V2

B4

USB+

B5

GND10

INTB#<21,25> INTA# <15,21,25>

GCLK_SLOT<10>

GREQ#<15> GGNT# <15>

GST0<15> GST2<15>

GRBF#<15>

DBIL<15>

GSBA0

12

GAD31 GAD29

GAD27 GAD25

GC/BE#2

GPERR#

GC/BE#1

GAD14 GAD12

GAD10 GAD8

GAD7

GAD5 GAD3

GAD1 AGPVREF_CG

C338

0.1UF

C810

Do Not Stuff

/

GSBA2

GSBA4 GSBA6

GAD23

GAD21 GAD19

GAD17

12

GND

12

C339

+

0.1UF

CE38

1000UF/6.3V

GSB_STBF<15> GSB_STBS <15>

GAD_STBF1<15> GAD_STBS1 <15>

GSERR#<15>

GAD_STBF0<15> GAD_STBS0 <15>

12

C340

C803

0.1UF

12

C337

0.1UF

C818

Do Not Stuff

/

B6

INTB#

B7

CLK

B8

REQ#

B9

VCC3E

B10

ST0

B11

ST2

B12

RBF#

B13

GND11

B14 A14

RESERVED6 WBF#

B15

SBA0

B16

VCC3F

B17

SBA2

B18

SB_STB

B19

GND12

B20

SBA4

B21

SBA6

B22

RESERVED7

B23

GND13

B24

RESERVED8

B25

VCC3G

B26

AD31

B27

AD29

B28

VCC3H

B29

AD27

B30

AD25

B31

GND14

B32

AD_STB1

B33

AD23

B34

VDDQ1.5F

B35

AD21

B36

AD19

B37

GND15

B38

AD17

B39

C/BE#2

B40

VDDQ1.5G

B41

IRDY#

B46

DEVSEL#

B47

VDDQ1.5H

B48

PERR#

B49

GND16

B50

SERR#

B51

C/BE1#

B52

VDDQ1.5I

B53

AD14

B54

AD12

B55

GND17

B56

AD10

B57

AD8

B58

VDDQ1.5J

B59

AD_STB0

B60

AD7

B61

GND18

B62

AD5

B63

AD3

B64

VDDQ1.5K

B65

AD1

B66

RESERVED9

GND GND

GAD_STBF0

GAD_STBF1

GSB_STBF

hold_NC1

hold_NC2

123

1 2

RESERVED1

RESERVED2

RESERVED3

RESERVED4

RESERVED5

hold_NC3

Do Not Stuff

+12V

TYPEDET#

USBGND1 INTA#

RST#

GNT#

VCC3A

ST1

PIPE# GND2

SBA1

VCC3B

SBA3

SB_STB#

GND3

SBA5 SBA7

GND4

VCC3C

AD30 AD28

VCC3D

AD26 AD24

GND5

AD_STB1#

C/BE3#

VDDQ1.5A

AD22 AD20

GND6

AD18 AD16

VDDQ1.5B

FRAME#

TRDY# STOP#

PME# GND7

PAR

AD15

VDDQ1.5C

AD13 AD11

GND8

AD9

C/BE0# VDDQ1.5D AD_STB0#

AD6

GND9

AD4 AD2

VDDQ1.5E

AD0

SLOT_124P

R134

R136

R138

VDDQ

/

A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13

A15 A16 A17 A18 A19 A20 A21 A22 A23 A24 A25 A26 A27 A28 A29 A30 A31 A32 A33 A34 A35 A36 A37 A38 A39 A40 A41

A46 A47 A48 A49 A50 A51 A52 A53 A54 A55 A56 A57 A58 A59 A60 A61 A62 A63 A64 A65 A66

GAD_STBS0

GAD_STBS1

GSB_STBS

AGP8XDET_GC

PCIRST_AGP#

GSBA1

GSBA3

GSBA5 GSBA7

GAD30 GAD28

GAD26 GAD24

GC/BE#3

GAD22 GAD20

GAD18 GAD16

GAD15

GAD13 GAD11

GAD9 GC/BE#0

GAD6

GAD4 GAD2

GAD0

1 2

Do Not Stuff

1 2

Do Not Stuff

1 2

Do Not Stuff

TYPEDET# <15>

GST1 <15>

DBIH_PIPE# <15>

GWBF# <15>

GFRAME# <15>GIRDY#<15>

GTRDY# <15>GDEVSEL#<15> GSTOP# <15> PME# <23,25,30>

GPAR <15>

AGPVREF_GC <15>

R135

/

R137

/

R139

GND

AGP8XDET_GC

R234 1K

1 2

http://laptop-motherboard-schematic.blogspot.com/

AGPVREF_CG

PCIRST_AGP#

GND

32

3

D

Q26

1

2N7002

G

S

2

R241

1 2

1.47K OHM

1%

a

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

12

1

C342

Do Not Stuff

/

1

G

Lay in back side

12

C1607

Do Not Stuff

/

GND

PCIRST_SB# <11,15,21,37>

VDDQ+12V

R228

3.32K

1%

1 2

R242 1KOhm

1%

1 2

GND

3

2

GND

R233

10K

1 2 32

D

S

R229

2.7KOhm

1 2

GND

Q20

2N7002

+12V

Title :

Engineer:

A7V8X-LA

4X: 0.75V 8X: 0.35V

REV 1.01

AGPVREF_CG

12

C335

0.1UF

GND

Place near AGP Slot as close as possible

AGP8XDET# <15>

1: 4X 0: 8X

AGP8X

Cyrus Chen

19 40Monday, October 13, 2003

12

of

C336

1UF/10V

Rev

2.00

SCOMPP

SVREF

R400

1 2

360

1%

/VT8237 VIA_SATA

12

C671

0.1UF

/VT8237 VIA_SATA

GND

Reserve for VIA SATA

B17 B15 B13 A21 A19 A17 A15 A13

J16 J15 J14 J13 F22 E22 D22 C22 B22 A22 E11 E10 E9 D9

Y21 W21 W19 W18 W17 W11 W10 W9 W8 V21 V19 V8 U19 U8 T19 T8 R19 R8 P8 N8 M8 L8 K8 J8 H12

+2.5VSB

GND

+2.5V

12

+3VSB

C479

0.1UF

C56

0.1UF

+3V

C880

0.1UF

12

C413

0.1UF

12

Lay in back side

C403

0.1UF

12

C744

Do Not Stuff

/

Lay in back side

12

C680

0.1UF

12

C696

0.1UF/25V

C450

0.1UF

+3V

12

GND

+3V

GND

12

+3VSB

12

C747

Do Not Stuff

/

Lay in back side

GND

C745

Do Not Stuff

/

12

C697

0.1UF/25V

12

C38

0.1UF

SDCS1#<23,24> SDCS3#<24> SDIOR#<24> SDDACK#<24> PDDREQ<24> SDIOW#<24>

SDDREQ<24> SDIORDY<24>

SDD[0..15]<24>

PDD1

PDD3

PDD2

Y24

AA26

AA25

PDD2

PDD3

PLLVDDA2

PLLVDDA1

C23

A23

B23

+3VSB

PDD0

AB5

AA22

AB6

PDD0

PDD1

VSUS33_4

VSUS33_3

PLLGNDA2

PLLGNDA1

PLLVDD

PLLGND

T22

U22

D23

AB4

K21

H23

M11 M12 M13 M14 M15 M16 N11 N12 N13 N14 N15 N16

R11 R12 R13

F25

J21 J25

K18 K19 L11 L12 L13 L14 L15 L16

P11 P12 P13 P14 P15 P16

SVREF

SDD10

SDD12

SDD11

SDD13

SDD14

SDD15

AD21

AD22

AF22

U11A

A1

VSS_0

A2

VSS_1

B1 B2 E8 F6 F7

J5

K5

P5

R5

VSS_2 VSS_3 VSS_4 VSS_5 VSS_6 VSS_7 VSS_8 VSS_9 VSS_10 VSS_11 VSS_12 VSS_13 VSS_14 VSS_15 VSS_16 VSS_17 VSS_18 VSS_19 VSS_20 VSS_21 VSS_22 VSS_23 VSS_24 VSS_25 VSS_26 VSS_27 VSS_28 VSS_29 VSS_30 VSS_31 VSS_32 VSS_33 VSS_34 VSS_35 VSS_36 VSS_37 VSS_38 VSS_39 VSS_40 VSS_41 VSS_42 VSS_43

SDD13/TXD0

SDD14/TXD1

SDD15/TXD2

VSS_44

R14

SDD9

AD20

AE21

AF21

AF20

SDD9/RXD6

SDD10/RXD7

SDD11/RXD8

SDD12/RXD9

VSS_45

VSS_46

VSS_47

VSS_48

R15

R16

R21

T11

SDD6

SDD8

SDD7

AD19

AF19

AE20

SDD6/RBC0

SDD7/RBC1

SDD8/RXD5

VSS_49

VSS_50

VSS_51

T12

T13

T14

SDD4

SDD5

SDD3

AE18

AF18

AD18

SDD3/RXD2

SDD4/RXD3

SDD5/RXD4

VSS_52

VSS_53

VSS_54

T15

T16

T21V5W5

SDD1

SDD2

AB20

AC21

SDD2

SDD1/VALID

VSS_55

VSS_56

SDA1

SDA2

SDD0

AC20

AC22

AE24

SDA1/TXD5

SDA2/TXD7

SDD0/TBC1

VSS_57

VSS_58

VSS_59

W22

W25

AA9

SCOMPP

SDA0

AB21

AF24

AF17

SCOMPP

SDA0/TXD6

SHDRDY/RXD0

VSS_60

VSS_61

VSS_62

AA10

AA21

AB18

AC19

AD17

SVREF

SDDREQ/RXD1

VSS_63

VSS_64

AB19

AB22

Y23

AF23

AE23

AD23

PDDREQ

SDIOR/TXD4

SDIOW/TXD3

SDDACK/TBC0

VSS_65

VSS_66

VSS_67

VSS_68

AB25

AC18

AE17

AE19

PDCS3#

PDCS1#

V22

V23

AF25

AF26

PDCS1

PDCS3

SDCS1/TXD8

SDCS3/TXD9

VSS_69

VSS_70

AE22

AE25J9J10

V25

PDA0

W23

PDA1

V24

PDA0

PDDACK

Y25

PDIOW

PDD14

PDD15

AA23

Y22

PDD15

PHDRDY

Y26

PDD14

PDD13

AA24

PDD13

PDD12

AB23

PDD11

PDD10

PDD8

PDD4

PDD7

PDD5

PDD6

PDD9

AB26

AC26

AC23

AD25

AD26

AC24

AC25

AB24

PDD4

PDD5

PDD6

PDD7

PDD8

PDD9

PDD10

PDD11

PDD12

W26

PDIOR

AD24

IRQ14

AE26

IRQ15

PDA2

W24

PDA2

PDA1

http://laptop-motherboard-schematic.blogspot.com/

VDD25_1

VDD25_2

VDD25_3

VDD25_4

VDD25_5

VDD25_6

VDD25_7

VDD25_8

VDD25_9

VDD25_10

VDD25_11

VDD25_12

VDD25_13

VDD25_14

VDD25_15

VDD25_16

VDD25_17

VDD25_18

VDD25_19

RAMVDD

RAMGND

J11

J12K9L9

L18M9M18N9N18P9P18R9R18T9T18U9U18E7E6

T4

C24

AA4

U4

VSUS25_2

VSUS33_1

VSUS33_2

USBVDD25

VCCVK25_1

VCCVK25_2

VCCVK25_3

VCCVK25_4

L19

L21

L23

M19

PDCS3# <24> PDCS1# <23,24> PDIOR# <24> IRQ14 <24> IRQ15 <24>

PDA[0..2] <23,24>

PDDACK# <22,2 4> PDIOW# <24> PDIORDY <24>SDA[0..2]<23,24>

PDD[0..15] <24>

+2.5VSB

D19

D17

D15

D12

D21

E12

VSUS25_1

VDDM25_2

VDDM25_1

USBGND23

USBGND22

USBGND21

USBGND24

VCCVK25_5

VCCVK25_6

VCCVK25_7

VCCVK25_8

VCCVK25_9

VCCVK25_10

VCCVK25_11

M21

M22

M23

M24

M25

N19

D13

C21

C20

C19

USBGND20

USBGND19

USBGND18

USBGND17

VCCVK25_12

VCCVK25_13

VCCVK25_14

VCCVK25_15

N21

N22

N23

N24

C18

C17

C16

C15

USBGND16

USBGND15

USBGND14

USBGND13

VCCVK25_16

VCCVK25_17

VCC33_1

VCC33_2

N25

N26H9H10

C14

C13

USBGND12

USBGND11

VCC33_3

H11

B21

B19

USBGND10

USBGND8 USBGND7 USBGND6 USBGND5

USBGND9

USBGND4 USBGND3 USBGND2 USBGND1

USBVDD10

USBVDD9 USBVDD8 USBVDD7 USBVDD6 USBVDD5 USBVDD4 USBVDD3 USBVDD2 USBVDD1

VDDM4 VDDM3 VDDM2 VDDM1

VCC33_28 VCC33_27 VCC33_26 VCC33_25 VCC33_24 VCC33_23 VCC33_22 VCC33_21 VCC33_20 VCC33_19 VCC33_18 VCC33_17 VCC33_16 VCC33_15 VCC33_14 VCC33_13 VCC33_12 VCC33_11 VCC33_10

VCC33_9 VCC33_8 VCC33_7 VCC33_6 VCC33_5 VCC33_4

VT8237

GND

L19

120Ohm/100Mhz

JP9

/X

1 2

Do Not Stuff

USB 2.0 PLL Analog Voltage

PLL_VDDA+2.5V

21

12

C402

4.7u

C1206

C410

0.1UF

A7V8X-LA

Lay in back side

+2.5V

C746

1UF/10V

12

GND

VT8237_1

Cyrus Chen

20 40Monday, October 13, 2003

12

Title :

Engineer:

C445

1UF/10V

Rev

2.00

of

GND

RAM_+2.5V

+2.5V

GND

JP11

/X

1 2

Do Not Stuff

RAM_+2.5V

12

GND

C401 1U

PLL_VDDA

PLL Analog Power

PLL_VDD+2.5V

L92

21

12

C406

0.1UF

GND

120Ohm/100Mhz

JP10

/X

1 2

Do Not Stuff

12

C475

Do Not Stuff

/

PLL_GNDPLL_GNDA

12

C474

0.1UF

GND

PLL_GNDA

PLL_GND

PLL_VDD

12

C360

C461

0.1UF

a

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

12

C412

0.1UF

LDRQ#<32>

LFRAME#<32>

LAD[0..3]<32>

14M_SB_OSC<10>

SERIRQ<23,32>

SB_SPKR<23,37>

LPC

LAN_EEDATA2 LAN_EECLK2 SEEDI LAN_EEDO2

LVREF_SB

LINK_LED#<26>

PLED<37>

SUSB#<10,37>

SUSC#<37>

SIO_PME#<23,32>

GPI1<23>

CLR_PWD#<22,23>

SMBCLK<10,17,23>

SMBDATA<10,17,23>

AD31 AD30 AD29 AD28 AD27 AD26 AD25 AD24 AD23 AD22 AD21 AD20 AD19 AD18 AD17 AD16 AD15 AD14 AD13 AD12 AD11 AD10

FERR#

SLP#

A20M#

INIT#

SMI#

GHI#

U25

AD9 AD8 AD7 AD6 AD5 AD4 AD3 AD2 AD1 AD0

TPO

R66

X2 X1

VT8237

R58 0Ohm /VT8235CE

1 2

1 2 3 4

1 2

GNDGND

AD31

P2

AD30

P1

AD29

N1

AD28

N2

AD27

N3

AD26

P4

AD25

M1

AD24

M2

AD23

L1

AD22

N4

AD21

L2

AD20

M4

AD19

K1

AD18

K2

AD17

L3

AD16

K3

AD15

F3

AD14

D3

AD13

D2

AD12

G4

AD11

D1

AD10

E3

AD9

G3

AD8

E1

AD7

F2

AD6

H4

AD5

G1

AD4

F1

AD3

H3

AD2

J3

AD1

J4

AD0

G2

32K_OUT

AF3

32K_IN

AE4

FERR#

U24

SLP#

V26 U26

TPO

AF9 R26

U4

5

A

VCC B GND Y

SN74LVC1G08

/VT8237

AD[0..31] <25,30>

VLPAR

PCICLK_SB

14M_SB_OSC

Place near VT8235

FERR# <11> SLP# <23> A20M# <11> TPO <23> INIT# <11>

SMI# <11> GPIO22 <23> 14MAPICCLK_SB <10> INTR <11>

NMI_SB <11>

PICD1 <11> PICD0 <11>

IGNNE# <11>

STPCLK# <11> GPIO23 <23>

GPIOC <34>

GPIOD <34>

VGATE <23>

BATLOW# <23>

PWRBTN# <37>

S3_EN <23,37>

PDET80P# <24>

SDET80P# <24>CRS <26>

+3VSB

PCIRST_SB#

<11,15,19,37>

FOR Leakage

C/BE#[0..3] <25,3 0>

REQ3# <30>

GNT3# <30>

REQ4# <23>

GNT4# <23>

DDR_GPO <7>

SATALED# <24>

+3V

R389 Do Not Stuff

1 2

R388 4.7KOhm

1 2

a

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

+2.5V

/X

C865

12

Do Not Stuff/ C513

12

Do Not Stuff/

GND

R187 360 1%

VCOMPP

SB_TEST

R381 4.7K

32K_IN

12

C509

12P

GND

1 2

3

1

4

GND

1 2

R349 Do Not Stuff

/

Engineer:

A7V8X-LA

AC97_SDIN3<23>

AC97_SDIN0<23,28>

AC97_SDIN1<23>

AC97_SDIN2<23>

AC97_RST#<28>

AC97_SDOUT<23,28>

AC97_SYNC<22,28>

AC97_BITCLK<28>

AC97 LINK

BATT

KB_DATA

MS_DATA

CLR_CMOS#

SERR#

KB_CLK

MS_CLK

AF4

C2

W3V1W1W2AE1

KBDT

KBCK

MSDT

MSCK

SERR#

PCICLK

INTRUDER#

GPI1

CLKRUN#

CPUSTP#

AOLGPI

BATLOW#

VRDSLP

PCISTP#

AB7

AD6

AC7

Y4

V4

AC8

AB9

BATLOW#

CLKRUN#

OVT#

SDET80P#

SATALED#

PCISTP#

1

TP12

R249 33Ohm

R250 33Ohm

R251 33Ohm

R246 1.5KOhm

R253 10KOhm

1 2

SB_PWROK

INTA#

INTD#

IRDY#

RSMRST#

AD4

AC5

J2

VBAT

INTA#

IRDY#

PWRGD

RSMRST#

GPO1

VIDSEL

VGATE

GPIOA

AGPBZ#

AD5

AE5

AD10

AC9

AE3

AGPBZ#

VGATE

GPIOA

GPIOB

1

TP50

1 2

33Ohm

3 4

33Ohm

5 6

33Ohm

7 8

33Ohm

1 2

12

PERR#

C3C4A4

INTD#

PERR#

GPIOC

GPIOB

AF5

GPIOC

INTB#

B4

AC6

GPIOD

GND

RPCIRST_SB#

DEVSEL#

TRDY#

INTB#

TRDY#

PCIRST#

RXD1

RXD0

GPIOD

RXD1

RXD2

RXD0

RN124A RN124B RN124C RN124D

+3VSB

GND GND

VLAD0 VLAD1 VLAD2 VLAD3 VLAD4 VLAD5 VLAD6 VLAD7

VLPAR

VCOMPP

1 2

GND

+3VSB

12

R453

Do Not Stuff

/

FOR Leakage

C369

H25 G26 K26

J23 F26 G25 K22 K24 E24 G23

L26

L25 E26 E25

L24

M26

F24 H24

J24

H26 K23 G24

J26 K25

L22 H22

J22 E20 D20 B20 A20 E18 D18 B18 A18 C26 D24 B26 C25 B24 A24

0.1UF

SB_TEST

SB_SPKR

14M_SB_OSC

SERIRQ

AB8

AD9

AE9

U11B

VD0 VD1 VD2 VD3 VD4 VD5 VD6 VD7 VD8 VD9 VD10 VD11 VD12 VD13 VD14 VD15 LPAR DNSTB# UPSTB#

DNSTB UPCMD VBE0 UPSTB DNCMD VCLK LVREF LCOMPP USBP0+ USBP0USBP1USBP1+ USBP2+ USBP2USBP3USBP3+ OC0 OC1 OC2 OC3 OC4 OC5

AF8

OSC

TEST

SPEAK

SERIRQ

http://laptop-motherboard-schematic.blogspot.com/

USBP4+

USBP4-

USBP5-

USBP5+

REXT

USBCLK

SUSCLK

EXTSMI#

CPUMISS

D16

E16

B16

A16

B25

E23

Y1

AB3

AA1

CPUMISS

LINK_LED#

1

TP8

SUS_ST#<15,23>

SB_PME#<23>

SMBALT#<23>

LAD0

LFRAME#

LAD3

LDRQ#

LAD1

LAD2

AF7

AE7

AD7

AF6

AE6

AE8

LAD1

LAD2

LAD3

LDRQ0#

LDRQ1#

LFRAME#

SUSC#

SUSA#

SMBCK2

SMBDT2

RING#

LID#

AF2

AC1

AA2

AC3

AD1

Y2

SIO_PME#

SMBALT#

SMBDATA2

RI#

SUSC#

SMBCLK2

S3_EN

AGPBZ# <23>

PWROK_NB <15,23>

PCISTP# <22>

AC97_SYNC

AD8

LAD0

SMBALT#

SMBDT

AB1

AB2

PWRBTN#

SMBDATA

AC97_SDIN2

AC97_SDOUT

U2

T2

U1

V3

SYNC

SDIN2

SDIN3

SDOUT

PWRBTN#

PWROK#

PME#

SUSB#

AD2

AF1W4AA3

AD3

SUSB# AC97_SDIN3

SB_PME#

PWROK_NB

AC97_RST#

AC97_SDIN0

AC97_SDIN1

AC97_BITCLK

PCICLK_SB

R23V2T1T3U3

SDIN1

SDIN0

ACRST

BIT_CLK

GPO0

SMBCK

GPI0

SUSSTA#

AC4

AC2

AE2

Y3

CLR_PWD#

SMBCLK

PLED

SUS_ST#

GPI1

TXD0 TXD1 TXD2 TXD3

TXEN

MMDIO MDIO

MMDC MDC

MMDIO

TTXEN

U33

1

CS

2

SK

3

DI

4

DO

VLAD[0..7]<15>

DNSTB-<15> UPSTB-<15>

DNSTB+<15> UPCMD<15> VBE<15> UPSTB+<15> DNCMD<15> VCLK_SB<10>

USBP0+<27> USBP0-<27> USBP1-<27> USBP1+<27> USBP2+<27> USBP2-<27> USBP3-<27> USBP3+<27> USBOC01#<27>

USBOC23#<27>

USBOC45#<27>

USB_REXT<23>

48MCLK_USB<10>

ORG/NC

GND

Do Not Stuff

/

USBP4+<27>

USBP4-<27> USBP5-<27>

USBP5+<27>

R445

Do Not Stuff

/

8

Vcc

7

NC

6 5

1 2

STOP#

FRAME#

PAR

J1L4B5

F4K4H2H1R1

PAR

STOP#

FRAME#

DEVSEL#

RXD3

RXD2

TXD1

TXD0

C7A8B8C8B10B9A9

A10B7A7

TTXD0

TTXD1

RXD3

CLR_CMOS#<22,23>

INTC#

TXD2

TTXD2

TTXD3

TTXD0 TTXD1 TTXD2 TTXD3

TTXEN

KB_DATA<33>

PCICLK_SB<10>

SB_PWROK<37>

C/BE#3

M3

TXD3

MMDIO

MS_DATA<33>

MS_CLK<33>

KB_CLK<33>

RSMRST#<26,37>

C/BE#2

CBE3#

MDIO

MMDC

C/BE#1

C1

CBE1#

CBE2#

MDC

RXER

D10C9D8

RXER

C/BE#0

DDR_GPO

E2

R2

CBE0#

RXC

RXDV

RXCLK

GNT2#

GNT3#

GNT4#

R4P3E5

C6

GNT5#

GNT4#

GNT3#

RXDV

TXC

TXE

C10

C11

D11

TXCLK

TTXEN

LAN_EEDATA2

GNT0#

GNT1#

D6

GNT1#

GNT2#

SEECS

CRS

A11

CRS

COL

PDET80P#

REQ4#

A6

R3

GNT0#

REQ5#

REQ4#

COL

SEEDO

SEEDI

B11

B12

A12

LAN_EEDO2

SEEDI

RPCIRST_SB#

100KOhm

/VT8237

REQ1#

REQ3#

REQ2#

REQ0#

A5

B6

D5

C5

REQ0#

REQ1#

REQ3#

REQ2#

SEECK

STPCLK#

IGNNE#

NMI

INTR

DPSLP#

C12

R24

P21

LAN_EECLK2

APICCLK

PICD1

PICD0

T24

T26

T25

U23

T23

R25

R22

SEEDI <23> GPIOA <34>

RXD[0..3] <26> GPIOB <34>

TXD[0..3] <26>

MDIO <26>

RXER <26>

RXCLK <26>

RXDV <26>

TXCLK <26>

TXEN <26>

X2

GND

2

GND

32.768KHZ

Title :

SERR# <25>

IRDY# <25,30>

INTA# <15,19,25>

INTD# <25,30>

PERR# <25,30>

INTB# <19,25>

TRDY# <25,30>

DEVSEL# <25,30>

STOP# <25,30>

PAR <25,30>

FRAME# <25,30>

INTC# <25>

GNT2# <25>

GNT1# <25>

GNT0# <25>

REQ2# <25>

REQ1# <25>

REQ0# <25>

SLP# <23>

CLKRUN# <23>

SMBDATA2 <23,25>

SMBCLK2 <23,25>

RI# <37>

BATLOW# <23>

CPUMISS <23>

MDC <26>

COL <26>

OVT# <23,32>

GND

32K_OUT

12

C510

18P

GND

VT8237_2

Cyrus Chen

21 40Monday, October 13, 2003

of

Rev

2.00

L21

120Ohm/100Mhz

12

/VT8237 VIA_SATA

C377

0.1UF

/VT8237 VIA_SATA

GND

AC97_SYNC<21,28>

LPC FWH Command 0-Enable

1-Disable

QPDDACK#

External SATA PHY 0-Enable

1-Disable

PCISTP#<21>

Vlink 100MHz Clock 0-Enable

1-Disable

Only For VT8237

Clear Password

1-2: Clear 2-3: Default

Clear CMOS

1-2: Clear 2-3: Default

21

CLPWD

1 2 3

HEADER_1X3P

CLRTC

1 2 3

HEADER_1X3P

GND

1 2

GND

1 2

GND

VDDAOVDDA33

R150 Do Not Stuff

/VT8237/

1 2

R329 Do Not Stuff

/VT8237/

R377 Do Not Stuff

/VT8237/

12

C378

0.1UF

/VT8237 VIA_SATA

GND

R141

1 2

4.7KOhm

/VT8237

R327

1 2

4.7KOhm

/VT8237

R374

1 2

4.7KOhm

/VT8237

CLR_PWD# <21,23>

CLR_CMOS# <21,23>

120Ohm/100Mhz

/VT8237 VIA_SATA

+3V

+2.5V

L22

+2.5V+3V

21

12

C483

Do Not Stuff

/

GND

PDDACK#<20,24>

R430 Do Not Stuff/

1 2

D+5V

108147

VCC

9

GND

+2.5VSB

12

C426

0.1UF/25V

L23

2 1

120Ohm/100Mhz

/VT8237 VIA_SATA

PCIRST# <23,25,32,37>

U24C

PDDACK#QPDDACK#

74HCT125

+2.5V

12

1UF/10V

12

GND

C769

C379

0.1UF

/VT8237 VIA_SATA

VDDA33 VDDAO

+2.5VSATA

+3VSB

Lay in

GND

Lay in Back

Back Side

Side

http://laptop-motherboard-schematic.blogspot.com/

+2.5VSATA

12

C770 1UF/10V

/VT8237 VIA_SATA

12

/VT8237 VIA_SATA

Lay in Back Side

U11C

AF11

GNDA33

AB10

GNDAO

AE11

VDDA33

AC10

VDDAO

AB12

GNDAS1

AB16

GNDAS2

AC12

GNDAS3

AC16

GNDAS4

AB14

GNDATS1

AC14

GNDATS2

AD12

GNDATS3

AD13

GNDATS4

AD14

GNDATS5

AD15

GNDATS6

AD16

GNDATS7

AE12

GNDATS8

AE14

GNDATS9

AE16

GNDATS10

AF12

GNDATS11

AF14

GNDATS12

AF16

GNDATS13

AB11

VDDAS1

AB17

VDDAS2

AC11

VDDAS3

AC17

VDDAS4

W12

VDDATS1

W13

VDDATS2

W14

VDDATS3

W15

VDDATS4

W16

VDDATS5

J17

USBVDD11

J18

USBVDD12

E13

USBGND25

E15

USBGND26

E17

USBGND27

E19

USBGND28

E21

USBGND29

H13

USBGND30

H14

USBGND31

H15

USBGND32

H16

USBGND33

H17

USBGND34

H18

USBGND35

GND

BIOSCS#/SXI SOE#/SXO

12

C651

10P

/VT8237 VIA_SATA

GND

12

C425

0.1UF

C749 1UF/10V

OC7 OC6

UDPWREN

UDPWR USBP7+

USBP7-

USBP6+

USBP6-

VCCVK25_23 VCCVK25_22 VCCVK25_21 VCCVK25_20 VCCVK25_19 VCCVK25_18

VIOUT

VIIN

PHYRST#

INTH# INTG#

INTF#

INTE#

VDD25_29 VDD25_28 VDD25_27 VDD25_26 VDD25_25 VDD25_24 VDD25_23 VDD25_22 VDD25_21 VDD25_20

STXP2 STXP1 STXN2 STXN1 SRXP2

SRXN2

SRXP1 SRXN1 SREXT

SXO

VT8237

/VT8237 VIA_SATA

A25 A26 D25 D26 A14 B14 D14 E14

P26 P25 P24 P23 P22 P19

F23 G22 D7

B3 A3 E4 D4

V18 V17 V16 V15 V14 V13 V12 V11 V10 V9

AB15 AB13 AC15 AC13 AE15 AF15 AE13 AF13 AD11 AE10 AF10

SXI

X6

12

GND

3

25MHZ

GND

12

C647

0.1UF

/VT8237 VIA_SATA

1 2

R224 0Ohm /VT8237

STXP2 STXP1 STXN2 STXN1 SRXP2 SRXN2 SRXP1 SRXN1 SREXT

12

C620

10P

/VT8237 VIA_SATA

12

C643 1U

C0805 /VT8237 VIA_SATA

GND

TP10

1

TP11

1

+2.5V

TP13

1

TP14

1

SOE#/SXO <23> BIOSCS#/SXI <23>

R365 ==> 4.7k Ohm 1% for VT8237 A2

4.32k Ohm 1% for VT8237 A1

SREXT

USBOC67# <27>

USBP7+ <27> USBP7- <27> USBP6+ <27> USBP6- <27>

PHYRST# <26>

1394_EN# <37> VDDQ_GPO <8>

SATA1

8

HOLD1

1

GND1

2

A+

3

A-

4

GND2

5

B-

6

B+

7

GND3

9

HOLD2

SATA _CON_7P

/VT8237 VIA_SATA

SATA2

8

HOLD1

1

GND1

2

A+

3

A-

4

GND2

5

B-

6

B+

7

GND3

9

HOLD2

SATA _CON_7P

/VT8237 VIA_SATA

a

R365

1 2

4.7KOhm

1%

/VT8237 VIA_SATA

GND

R366

1 2

0Ohm

/VT8237 VIA_SATA

C606 1UF/10V

STXP_1

1 2

C609 1UF/10V

1 2

STXN_1

SRXN_1

C613 120PF

C619 120PF

SRXP_1

C626 1UF/10V

STXP_2

1 2

C621 1UF/10V

STXN_2

1 2

C615 120PF

SRXN_2

C611 120PF

SRXP_2

PLACE NEAR SB

Title :

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

GND

/VT8237 VIA_SATA

12

/VT8237 VIA_SATA

12

/VT8237 VIA_SATA

12

/VT8237 VIA_SATA

12

/VT8237 VIA_SATA

Cyrus Chen

VT8237_3

of

22 40Monday, October 13, 2003

STXP1

STXN1

SRXN1

SRXP1

STXP2

STXN2

SRXN2

SRXP2

Rev

2.00

+3V

R609

R608

1 2

12

Do Not Stuff

/X

USB_REXT<21>

4.7KOhm

1 2

SMBCLK <10,17,21> SMBDATA <10,17,21>

12

C4807

Do Not Stuff

/X

GND

4.7KOhm

C4806

LVREF_SB

+2.5V

R311

3.01KOhm

1%

1 2

R307

1KOhm

1%

1 2

GND

The Voltage level of LVREF_SB is 0.625V

CLR_PWD#<21,22>

CLR_CMOS#<21,22>

R152

1 2

5.1KOhm

1%

12

C456

Do Not Stuff

/

12

C457

0.1UF

R369

1 2

1MOhm

R373

1 2

1MOhm

LVREF_SB

BATT

+3V

R610

4.7KOhm

C4808

Do Not Stuff

/X

R255

1 2

470Ohm

1%

R611

4.7KOhm

1 2

SMBCLK2 <21,25> SMBDATA2 <21,25>

12

C4809

Do Not Stuff

/X

GND

AC97_SDIN0<21,28>

CLKRUN#<21> AC97_SDIN2<21> AC97_SDIN3<21> AC97_SDIN1<21>

TPO<21>

AGPBZ#<21>

VGATE<21>

SLP#<21>

SERIRQ<21,32>

SB_SPKR<21,37>

GPIO23<21>

GPIO22<21>

1 2

1 2 7 8 3 4 5 6

DA1 =>

Strapping Information Select

0 : from hardware strapping 1 : from boot rom

DA2, DA0 =>

CPU FSB Frequency DA2 DA0 200 Mhz 1 0 166 Mhz 1 1 133 Mhz 0 1 100 Mhz 0 0

http://laptop-motherboard-schematic.blogspot.com/

R428 Do Not Stuff

1 2

/

PCIRST# <22,25,32,37>

+5V +5V

13147

U49A

GND

VCC

DA0

2

12

C2009

0.1UF

GND

R451 Do Not Stuff

1 2

+5V

VCC

9

GND

QDA0

74HCT125

/

PCIRST# PCIRST#

108147

U49C

QDA2

74HCT125

1 5

4.7KOhm

2 5

4.7KOhm

4 5

4.7KOhm

3 5

4.7KOhm

8 5

4.7KOhm

7 5

4.7KOhm

6 5

4.7KOhm

9 5

4.7KOhm

R146

8.2KOhm

DA1

R449 Do Not Stuff

DA1

DCS1#DA2

12

+3V

RP10A

RP10B

10

RP10D

10

RP10C

10

RP10G

10

RP10F

10

RP10E

10

RP10H

10

RN87A RN87D RN87B RN87C

GND

R184

1 2

4.7KOhm

R479

1 2

Do Not Stuff/

DA2<10>

DA0<10>

1 2

/

PCIRST#

46147

U49B

VCC

5

GND

74HCT125

GND

R458 Do Not Stuff

1 2

/

+5V

1311147

U49D

VCC GND

74HCT125

GND

QDA1

QDCS1#

+3V

GND

+3VSB

4.7KOhm

10

RN72D RN72C RN72B RN72A

RP9A

RP9B

RP9C

RP9D

RP9E

RP9F

RP9G

RP9H

+3V

R289

1 2

4.7KOhm /VT8237

R18

Do Not Stuff/VT8237/

12

SB_PME#<21>

CPUMISS<21>

S3_EN<21,37>

SUS_ST#<15,21>

SMBALT#<21>

GPI1<21>

SIO_PME#<21,32>

BATLOW#<21>

PWROK_NB<15,21>

REQ4#<21> GNT4#<21>

OVT#<21,32>

1 5

2 5

3 5

4 5

6 5

7 5

8 5

9 5

R345 4.7KOhm

1 2

7 8

4.7KOhm

5 6

4.7KOhm

3 4

4.7KOhm

1 2

4.7KOhm

R344 4.7KOhm

1 2

For 8237CD, Eliminate LAN EEPROM 1/0 : Enable/Disable

SEEDI<21>

DCS1# =>

For 8235CE, Eliminate LAN EEPROM 0/1 : Enable/Disable

For 8237CD, SATA Mode Select 0 : Master Slave Mode 1 : Master Master Mode Set "0" when use external SATA PHY

DCS1#

QDA0

1 2

QDA1

3 4

QDA2

5 6

QDCS1#

7 8

QDA0 PDA0

5 6

QDA1

3 4

QDA2 PDA2

1 2

QDCS1#

7 8

Do Not Stuff Do Not Stuff Do Not Stuff Do Not Stuff

0Ohm 0Ohm 0Ohm 0Ohm

RN3904A RN3904B RN3904C RN3904D

RN3903C RN3903B RN3903A RN3903D

R470

1 2

4.7KOhm /VT8237

R486

1 2

Do Not Stuff/VT8235CE

/VT8235CE /VT8235CE /VT8235CE /VT8235CE

/VT8237 /VT8237 /VT8237 /VT8237

GPI1

SDA0 SDA1 SDA2

SDCS1#

PDA1

PDCS1#

GND

220Ohm

/KM400/

1 2

+3V

GND

+3V

For VT8235CE

For VT8237CD

R48

Hardware Strapping

BIOSCS# LPC ROM Select (for 8235CE) 0 : disable LPC ROM (default)

1 : enable LPC ROM

R387

BIOSCS#/SXI<22>

1 2

Do Not Stuff/VT8235CE

AC97_SDOUT => Auto reboot (for 8237CD) 0 : enable

1 : disable

1 2

AC97_SDOUT<21,28>

4.7KOhm /VT8237

Do Not Stuff/VT8237/

SOE#/SXO => Auto reboot (for 8235CE) 0 : enable

1 : disable

R385

1 2

R6 Do Not Stuff/X

+5V_DUAL

3

1

G

2

GND

Do Not Stuff/VT8235CE

R383

1 2

Do Not Stuff/VT8235CE/

R69

4.7KOhm

1 2

32

D

Q18

2N7002

S

SOE#/SXO<22>

1 2

+3VSB

R68

4.7KOhm

1 2

PME#<19,25,30>

SDA[0..2] <20,24>

a

Title :

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

+3V

R149

R52

12

32

3

D

1

G

S

2

GND

PDCS1# <20,24>PDA[0..2] <20,24>

SDCS1# <20,24>

VT8237_4

Cyrus Chen

23 40Monday, October 13, 2003

+3V

GND

+3V

GND

SB_PME#

Q19

2N7002

of

Rev

2.00

RPDD9

PDD9

1 2

PDD8

3 4

PDD6

IDERST#<37>

PDD[0..15]<20>

PDDREQ<20> PDDACK#<20,22> IRQ14<20> PDA[0..2]<20,23>

RPDCS3#

33Ohm 33Ohm 33Ohm 33Ohm

RN91A RN91B RN91C RN91D

RPDCS1# RPDIOR# RPDIOW#

PDCS3#<20> PDCS1#<20,23> PDIOR#<20> PDIOW#<20>

1 2 3 4 5 6 7 8

PDD7

PDD11 PDD4 PDD10 PDD5

PDD12 PDD13 PDD3 PDD2

PDD15 PDD0 PDD14 PDD1

5 6 7 8

1 2 3 4 5 6 7 8

RN92A

33 33 33 33

RN92B RN92C RN92D

RN94A RN94B RN94C RN94D

RN95A RN95B RN95C RN95D

RN96A RN96B RN96C RN96D

RPDD8 RPDD6 RPDD7

RPDD11 RPDD4 RPDD10 RPDD5

RPDD12 RPDD13 RPDD3 RPDD2

RPDD15 RPDD0 RPDD14 RPDD1

IDERST# RPDD7 RPDD6 RPDD5 RPDD4 RPDD3 RPDD2 RPDD1 RPDD0

PDDREQ RPDIOW# RPDIOR# RPDIORDY PDDACK# IRQ14

PDA1

PDA0 RPDCS1# IDEACTP#

IDE1

PRI_IDE

1

RESET# GND1

3 4

DD7 DD6 DD5

DD10

DD4

DD11

DD3

DD12

DD2

DD13

DD1

DD14

DD0

DD15 GND2 DMARQ

GND3 DIOW#

GND4 DIOR#

GND5 IORDY

CSEL DMACK#

GND6 INTRQ DA1

CABLE_80P# DA0 CS0#

CS1#

IDEACT# GND7

IDE_BLUE

DD8 DD9

NC

DA2

5 6 7 8

9 11 13 14

17 18 19 21 23 25 27 29 31 33 35 37

2

10 12

1615

22 24 26 28 30 32 34 36 38 4039

RPDD8 RPDD9 RPDD10 RPDD11 RPDD12 RPDD13 RPDD14 RPDD15

PDA2 RPDCS3#

GNDGND

PDET80P# <21>

FDD

RPDIORDY

RSDIORDY

IRQ14 IRQ15

PDDREQ SDDREQ

SDCS3#<20> SDCS1#<20,23> SDIOR#<20> SDIOW#<20>

SDD[0..15]<20>

SDDREQ<20> SDDACK#<20> IRQ15<20> SDA[0..2]<20,23>

R482 4.7K

1 2

R471 4.7K

1 2

4.7K

3 4

4.7K

5 6

4.7K

7 8

4.7K

1 2 3 4 5 6 7 8

33Ohm 33Ohm 33Ohm 33Ohm

RN107A RN107B

RN107C RN107D

RN93A RN93B RN93C RN93D

+3V

GND

RSDCS3# RSDCS1# RSDIOR# RSDIOW#

GND

FLOPPY

1

RWC#

GND1

3 4

NC1

GND2

NC2

7

IDX#

GND3

9

MTR0#

GND4

11

DRV1#

GND5

13

DRV0#

GND6

15

MTR1#

GND7

17

DIR

GND8

19

STEP#

GND9

21

WD#

GND10

23

WG#

GND11

25

TRK0#

GND12

27

WP#

GND13

29

RD#

GND14

31

HDSEL

GND15

33

DSKCHG#

GND16

FLOPPY

7 8

150

5 6

150

3 4

150

1 2

150

R487 220

1 2

2

DENSEL <32>

6 8

IDX# <32>

10

MTR0# <32>

12

DRV1# <32>

14

DRV0# <32>

16

MTR1# <32>

18

DIR <32>

20

STEP# <32>

22

WD# <32>

24

WG# <32>

26

TRK0# <32>

28

WP# <32>

30

RD# <32>

32

HDSEL# <32>

34

DSKCHG# <32>

+5V

RN139D RN139C RN139B RN139A

Title :

Engineer:

A7V8X-LA

IDE & FLOPPY

Cyrus Chen

24 40Monday, October 13, 2003

of

Rev

2.00

PDET80P#

R469 33

PDIORDY<20>

SDIORDY<20>

1 2

R472 33

1 2

RPDIORDY

RSDIORDY

SDET80P#

R481 20KOhm

1 2

R474 20KOhm

1 2

GND

+5V

R473 10K

RPDD7

RSDD7

1 2

R490 10K

1 2

GND

SATALED#<21>

IDEACTP#

IDEACTS#

D11 1N4148WS

12

1

3

2

D13 BAW56 W

GND

R64

4.7KOhm

/X

1 2

12

C694

0.1UF

HD_ACT# <37>

IDX# TRK0# WP# RD#

DSKCHG#

RSDD8

SDD8 SDD9 SDD6 SDD7

SDD3 SDD4 SDD10 SDD5

SDD13 SDD0 SDD11 SDD12

SDD14 SDD15 SDD1 SDD2

1 2 3 4 5 6 7 8

RN97A

33 33 33 33

RN97B RN97C RN97D

RN99A RN99B RN99C RN99D

RN100A RN100B RN100C RN100D

RN101A RN101B RN101C RN101D

RSDD9 RSDD6 RSDD7

RSDD3 RSDD4 RSDD10 RSDD5

RSDD13 RSDD0 RSDD11 RSDD12

RSDD14 RSDD15 RSDD1 RSDD2

IDERST# RSDD7 RSDD6 RSDD5 RSDD4 RSDD3 RSDD2 RSDD1 RSDD0

SDDREQ RSDIOW# RSDIOR# RSDIORDY SDDACK# IRQ15 SDA1 SDA0 RSDCS1# IDEACTS#

http://laptop-motherboard-schematic.blogspot.com/

IDE2

SEC_IDE

1

RESET# GND1

3 4

DD7

5 6

DD6

7 8

DD5

9

DD4

11

DD3

13 14

DD2 DD1

17 18

DD0

19

GND2

21

DMARQ

23

DIOW#

25

DIOR#

27

IORDY

29

DMACK#

31

INTRQ

33

DA1

35

DA0

37

CS0# IDEACT# GND7

GND GND

CABLE_80P#

2X20P_K20

DD10 DD11 DD12 DD13 DD14 DD15

GND3 GND4 GND5 CSEL GND6

CS1#

2

DD8 DD9

10 12

1615

22 24 26 28 30 32

NC

34 36

DA2

38 4039

RSDD8 RSDD9 RSDD10 RSDD11 RSDD12 RSDD13 RSDD14 RSDD15

SDA2 RSDCS3#

SDET80P# <21>

a

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

SERR#<21> IRDY#<21, 30>

INTA#<15,19,21>

INTD#<21,30>

PERR#<21,30>

INTB#<19,21>

+5V

INTB# INTC# INTD#

PCICLK_S1<10>

REQ0#

AD31 AD29

AD27 AD25

C/BE#3 AD23

AD21 AD19

AD17 C/BE#2

IRDY#

DEVSEL#

PLOCK# PERR#

SERR#

AD14

AD12 AD10

AD8 AD7

AD5 AD3

AD1

S1_ACK64

PCI SLOT1

B1

-12V

B2

TCK

B3

GND11

B4

TDO

B5

+5V22

B6

+5V23

B7

INTB

B8

INTD

B9

PRSNT1

B10

RESERVED5

B11

PRSNT2

B12

GND12

B13

GND13

B14

RESERVED6

B15

GND14

B16

CLK

B17

GND15

B18

REQ

B19

+5V8

B20

AD31

B21

AD29

B22

GND16

B23

AD27

B24

AD25

B25

+3.3V7

B26

C/BE3

B27

AD23

B28

GND17

B29

AD21

B30

AD19

B31

+3.3V8

B32

AD17

B33

C/BE2

B34

GND18

B35

IRDY

B36

+3.3V9

B37

DEVSEL

B38

GND19

B39

LOCK

B40

PERR

B41

+3.3V10

B42

SERR

B43

+3.3V11

B44

C/BE1

B45

AD14

B46

GND20

B47

AD12

B48

AD10

B49

GND21

B52

AD8

B53

AD7

B54

+3.3V12

B55

AD5

B56

AD3

B57

GND22

B58

AD1

B59

+5V9

B60

ACK64

B61

+5V10

B62

+5V11

GND GND GND GND GNDGND

PCI1

TRDY#<21,30>

DEVSEL#<21,30>

STOP#<21,30>

FRAME#<21,30>

INTC#<21>

hold_NC1

1

PAR<21,30>

TRST +12V

TMS

+5V1

INTA INTC +5V2

RESERVED1

+5V3

RESERVED2

GND1 GND2

RESERVED3

+5V4

GNT

GND3

RESERVED4

AD30

+3.3V1

AD28 AD26

GND4

AD24

IDSEL

+3.3V2

AD22 AD20

GND5

AD18 AD16

+3.3V3

FRAME

GND6 TRDY GND7 STOP

+3.3V4

SDONE

SBO

GND8

AD15

+3.3V5

AD13 AD11

GND9

C/BE0

+3.3V6

GND10

+5V5

REQ64

+5V6 +5V7

hold_NC2

120P

2

RST

PAR

AD9

AD6 AD4

AD2 AD0

+12V

A1 A2 A3 A4

TDI

A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 A22 A23 A24 A25 A26 A27 A28 A29 A30 A31 A32 A33 A34 A35 A36 A37 A38 A39 A40 A41 A42 A43 A44 A45 A46 A47 A48 A49

A52 A53 A54 A55 A56 A57 A58 A59 A60 A61 A62

+3VSB-12V +3V

+5V+3V

INTA#

PCIRST#

GNT0#

PME# AD30

AD28 AD26

AD24

AD22 AD20

AD18 AD16

FRAME#

TRDY#

STOP#

SMBCLK2 <21,23> SMBDATA2 <21,23>

PAR AD15

AD13

AD9

C/BE#0

AD6 AD4

AD2 AD0

S1_REQ64#

C/BE#[0..3]<21,30>

AD19

12

GND

AD[0..31]<21,30>

GNT2#<21> GNT1#<21> GNT0#<21> REQ2#<21> REQ1#<21> REQ0#<21>

-12V +3VSB+3VSB +3V

+5V +5V -12V

INTC# INTA#

PCICLK_S2<10>

REQ1#

C875

AD31

Do Not Stuff

AD29

/

AD27 AD25

C/BE#3 AD23

AD21 AD20 AD19

AD17 C/BE#2

IRDY#

DEVSEL#

PLOCK# PERR#

SERR#

C/BE#1 AD14C/BE#1

AD12 AD10AD11

AD8 AD7

AD5 AD3

AD1

S2_ACK64 S3_ACK64

PME#<19,23,30>

PCIRST#<22,23,32,37>

PCI SLOT2 PCI SLOT3

B10 B11 B12 B13 B14 B15 B16 B17 B18 B19 B20 B21 B22 B23 B24 B25 B26 B27 B28 B29 B30 B31 B32 B33 B34 B35 B36 B37 B38 B39 B40 B41 B42 B43 B44 B45 B46 B47 B48 B49

B52 B53 B54 B55 B56 B57 B58 B59 B60 B61 B62

B1 B2 B3 B4 B5 B6 B7 B8 B9

PCI2

-12V TCK GND11 TDO +5V22 +5V23 INTB INTD PRSNT1 RESERVED5 PRSNT2 GND12 GND13 RESERVED6 GND14 CLK GND15 REQ +5V8 AD31 AD29 GND16 AD27 AD25 +3.3V7 C/BE3 AD23 GND17 AD21 AD19 +3.3V8 AD17 C/BE2 GND18 IRDY +3.3V9 DEVSEL GND19 LOCK PERR +3.3V10 SERR +3.3V11 C/BE1 AD14 GND20 AD12 AD10 GND21

AD8 AD7 +3.3V12 AD5 AD3 GND22 AD1 +5V9 ACK64 +5V10 +5V11

hold_NC1

1

RESERVED1

RESERVED2

RESERVED3

RESERVED4

hold_NC2

2

TRST

+12V

TMS

+5V1

INTA INTC +5V2

+5V3

GND1 GND2

RST

+5V4

GNT

GND3

AD30

+3.3V1

AD28 AD26

GND4

AD24

IDSEL

+3.3V2

AD22 AD20

GND5

AD18 AD16

+3.3V3

FRAME

GND6 TRDY GND7 STOP

+3.3V4

SDONE

SBO

GND8

PAR

AD15

+3.3V5

AD13 AD11

GND9

AD9

C/BE0

+3.3V6

AD6 AD4

GND10

AD2 AD0

+5V5

REQ64

+5V6 +5V7

120P

A1 A2 A3 A4

TDI

A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 A22 A23 A24 A25 A26 A27 A28 A29 A30 A31 A32 A33 A34 A35 A36 A37 A38 A39 A40 A41 A42 A43 A44 A45 A46 A47 A48 A49

A52 A53 A54 A55 A56 A57 A58 A59 A60 A61 A62

INTB# INTD#

PCIRST#

GNT1#

PME# AD30

AD28 AD26

AD24

AD20

AD22 AD20

AD18 AD16

FRAME#

TRDY#

STOP#

SMBCLK2 <21,23> SMBDATA2 <21,23>

PAR AD15

AD13 AD11

AD9

C/BE#0

AD4

AD2 AD0

S2_REQ64#

PCI3

B1

-12V

B2

TCK

B3

GND11

B4

TDO

B5

+5V22

B6

B10 B11 B12 B13 B14 B15 B16 B17 B18 B19 B20 B21 B22 B23 B24 B25 B26 B27 B28 B29 B30 B31 B32 B33 B34 B35 B36 B37 B38 B39 B40 B41 B42 B43 B44 B45 B46 B47 B48 B49

B52 B53 B54 B55 B56 B57 B58 B59 B60 B61 B62

B7 B8 B9

+5V23 INTB INTD PRSNT1 RESERVED5 PRSNT2 GND12 GND13 RESERVED6 GND14 CLK GND15 REQ +5V8 AD31 AD29 GND16 AD27 AD25 +3.3V7 C/BE3 AD23 GND17 AD21 AD19 +3.3V8 AD17 C/BE2 GND18 IRDY +3.3V9 DEVSEL GND19 LOCK PERR +3.3V10 SERR +3.3V11 C/BE1 AD14 GND20 AD12 AD10 GND21

AD8 AD7 +3.3V12 AD5 AD3 GND22 AD1 +5V9 ACK64 +5V10 +5V11

hold_NC1

1

RESERVED1

RESERVED2

RESERVED3

RESERVED4

+3.3V1

IDSEL

+3.3V2

+3.3V3

FRAME

+3.3V4

SDONE

+3.3V5

C/BE0

+3.3V6

GND10

REQ64

hold_NC2

2

INTD# INTA# INTB#

PCICLK_S3<10>

REQ2#

AD31 AD29

AD27 AD25

C/BE#3 AD23

AD21 AD19

AD17 C/BE#2

IRDY#

DEVSEL#

PLOCK# PERR#

SERR#

C/BE#1 AD14

AD12 AD10

AD8 AD7

AD5 AD3

AD1

TRST

+12V

TMS

+5V1 INTA INTC +5V2

+5V3

GND1 GND2

RST

+5V4

GNT

GND3

AD30

AD28 AD26

GND4

AD24

AD22 AD20

GND5

AD18 AD16

GND6 TRDY GND7 STOP

SBO

GND8

PAR

AD15

AD13 AD11

GND9

AD9

AD6 AD4

AD2 AD0

+5V5

+5V6 +5V7

120P

+12V+5V+3V +12V

A1 A2 A3 A4

TDI

A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 A21 A22 A23 A24 A25 A26 A27 A28 A29 A30 A31 A32 A33 A34 A35 A36 A37 A38 A39 A40 A41 A42 A43 A44 A45 A46 A47 A48 A49

A52 A53 A54 A55 A56 A57 A58 A59 A60 A61 A62

+3V+5V+3V

PCIRST#

GNT2#

PM

E#

AD30

AD28 AD26

AD24

AD22

AD18 AD16

FRAME#

TRDY#

STOP#

SMBCLK2 <21,23> SMBDATA2 <21,23>

PAR AD15

AD13 AD11

AD9

C/BE#0

AD6AD6 AD4

AD2 AD0

S3_REQ64#

INTC#

AD21

REQ0#

REQ1#

REQ2#

INTC#

INTD#

INTB#

INTA#

2 5

2.7K

1 5

2.7K

6 5

2.7K

4 5

2.7K

9 5

2.7K

8 5

2.7K

3 5

2.7K

7 5

2.7K

+3V

RP6B

RP6A

10

RP6E

10

RP6D

10

RP6H

10

RP6G

10

RP6C

10

RP6F

10

FRAME#

S2_ACK64

SERR#

PERR#

STOP#

DEVSEL#

TRDY#

IRDY#

4 5

2.7K

1 5

2.7K

2 5

2.7K

3 5

2.7K

9 5

2.7K

8 5

2.7K

7 5

2.7K

6 5

2.7K

+5V

RP7D

RP7A

10

RP7B

10

RP7C

10

RP7H

10

RP7G

10

RP7F

10

RP7E

10

S1_REQ64# S1_ACK64 S2_REQ64# S3_REQ64#

GNT1# GNT0# GNT2#

S3_ACK64

1 2

2.7K

3 4

2.7K

5 6

2.7K

7 8

2.7K

1 2

2.7K

3 4

2.7K

5 6

2.7K

7 8

2.7K

R65

2.7KOhm

12

RN102A RN102B RN102C RN102D

RN105A RN105B RN105C RN105D

+5V

R612

4.7KOhm

C4810

Do Not Stuff

/X

+3V

R613

4.7KOhm

SMBCLK2

1 2

SMBDATA2

12

C4811

Do Not Stuff

/X

GND

http://laptop-motherboard-schematic.blogspot.com/

+3V +5V +3VSB

12

+

CE30

1000UF/6.3V

GND GND

C389

0.1UF

Place near PCI Slot

C391

0.1UF

12

+

CE32

1000UF/6.3V

12

C390

0.1UF

C393

0.1UF

12

C877

12

0.1UF

A7V8X-LA

12

C392

0.1UF

a

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

C394

Do Not Stuff

/

Title :

Engineer:

12

CE33

+

1000UF/6.3V

PCI_SLOT1

Cyrus Chen

25 40Monday, October 13, 2003

12

CE31

+

Do Not Stuff

/

of

Rev

2.00

RXD3 RXD2 RXD1 RXD0

1000UF/6.3V

USB_LP3-<27> USB_LP2-<27> USB_LP3+<27> USB_LP2+<27>

TXD[0..3]<21>

RXD[0..3]<21>

1 2

33Ohm

3 4

33Ohm

5 6

33Ohm

7 8

33Ohm

Place near to VT6103

1 2

CE39

RXDV<21>

RXCLK<21>

RXER<21>

TXCLK<21>

COL<21>

CRS<21>

SBV23

12

+

GND

SBV23

GND

33Ohm

3 4

33Ohm

5 6

33Ohm

7 8

33Ohm

R70 33Ohm

1 2

R72 33Ohm

1 2

12

C978

0.1UF

GND

8

VCC1

7

VCC2

6

2P-

5

1P-

4

2P+

3

1P+

2

GND1

1

GND2

(Change to 12-142033225)

RN16A RN16B RN16C RN16D

RN6A RN6B RN6C RN6D

30

LANGND30

USBGND26

26

27

28

LANGND27

LANGND28

USBGND23

USBGND24

23

24

29

LANGND29

USBGND25

25

GND

LAN_GND

ACTLEDP ACTLEDN

RRXD3 RRXD2 RRXD1 RRXD0

RRXDV RRXCLK RRXER TTXCLK

RCOL

RCRS

LAN_USB34

(Y)

22

LILEDP

21

LILEDN

18 17

TD4-

16

TD4+

15

TD3-

14

TD3+

13

TD2-

12

TD2+

11

TD1-

10

TD1+

9

CTR

20 19

(G)

LAN_CON_USB

12

C979

GND

ACTLEDP

RCT

RDN RDP

TDN TDP TDCT

LILEDP

GND

CHECK

R265 49.9Ohm

1 2

R267 49.9Ohm

1 2

0.1UF

Placed near to VT6103

+3V

R502

220

1 2

ACT#

12

C982

0.1UF

GND

12

C373

Do Not Stuff

/

LANVDD+ 3VSB

U16

1

MDIO

2

MDC

3

PHYAD1/RXD3

4

PHYAD2/RXD2

5

PHYAD3/RXD1

6

PHYAD4/RXD0

7

VDD1

8

GND1

9

BYPOSC/RXDV

10

RXC

11

ISO/RXER

12

GND2

13

VCC

14

TXER

15

TXC

16

TXEN

17

TXD0

18

TXD1

19

TXD2

20

TXD3

21

SYMB/COL

22

RPTR/CRS

23

GND3

24 25

VDD2 INT#/PHYAD0

LED output is selectable via LEDSEL Register at Rx16(Rx10h) bit[6:5] as [1:0].

LED3/NWAYEN

LED2/DUPLEX

LED1/SPD100

LED0:Link 100 LED1:Link 10 LED2:Link/ACT LED3:Duplex

RESET#

VCCOSC

GNDOSC

GNDTX

VCCTX

TX+

GNDTXC

VCCPLL

REXT

GNDPLL

GNDRX

SD/FXEN

RX+

VCCRX

PD#

LED0

VT6103

48 47 46

XI

45

XO

44 43 42 41 40

TX-

39 38 37 36 35 34 33 32

RX-

31 30 29 28 27 26

+3VSB

MDIO<21>

MDC<21>

TXEN<21>

R73 22Ohm

1 2

RRXD3 RRXD2 RRXD1 RRXD0

RRXDV RRXCLK RRXER

TTXCLK

TXD0 TXD1 TXD2 TXD3 RCOL RCRS

RDP

RDN

strapping

RN13B

8.2KOhm

3 4

12

C372

Do Not Stuff

/

GND

+3VSB +3VSB

RN13C

8.2KOhm

+3V_DUAL

R19

22Ohm

1 2

Q21

10#

56

PMBS3906

B

1

+3VSB

R56

Do Not Stuff

/X

1 2

3

Q45

C

E 2

GND

2

E

C

3

GND

B

1

Do Not Stuff

Q22

B

1

PMBS3906

R57 Do Not Stuff

1 2

100#

7 8

LINK_LED# <21>

RN13D

8.2KOhm

http://laptop-motherboard-schematic.blogspot.com/

GNDGND

LAN_XI LAN_XO

TDP TDN

R252 6.49KOhm

1 2

RDP RDN

PD# LED3 ACT# 10# 100#

TDN

TDP

TDCT

PHYRST# <22>

1%

GND

R247

/

12

Do Not Stuff

LANVDD

12

LED3

12

R260

49.9Ohm

R261

49.9Ohm

Plave near to VT6130

12

C481

0.1UF

GND

Placed near to Transformer

RN13A

1 2

8.2KOhm

+3VSB

L78 120Ohm/100Mhz

100UF/16V

PHYRST#

21

C977

Do Not Stuff

/VT8235CE

12

LAN_XO

12

C436

+3VSB

1 2

12

GND

12

C972

0.1UF

20P

R256

C973

0.1UF

+3VSB

12

GND

X5

12

GND

Do Not Stuff

/

1 2

Reserved for RC failure

GND

12

+

CE40

RC power-up reset

a

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

12

C974

0.1UF

GND

12

C970

C971

0.1UF

LAN_XI

3

25MHZ

R258

Do Not Stuff/

Title :

Engineer:

A7V8X-LA

LANVDD+3VSB

12

C976

C975

0.1UF

12

C437

20P

RSMRST# <21,37>

LAN PHY

Cyrus Chen

26 40Monday, October 13, 2003

of

Rev

2.00

USBP0+<21> USBP0-<21> USBP1+<21> USBP1-<21>

RN115A 15K RN115B 15K RN115C 15K RN115D 15K

USBP2+<21> USBP2-<21> USB_LP2- <26> USBP3+<21> USBP3-<21>

RN116B 15K RN116A 15K RN116D 15K RN116C 15K

USB_P0+ USB_P0USB_P1+ USB_P1-

3 4

5 6

7 8

1 2

USB_P2+ USB_P2USB_P3+ USB_P3-

3 4

7 8

1 2

5 6

1 2 3 4 5 6 7 8

1

2 3

4

3 4 1 2 7 8 5 6

1

2 3

4

RN3A

0Ohm

RN3B

0Ohm

RN3C

0Ohm

RN3D

0Ohm

L48

Do Not Stuff

/X

RN12B

Do Not Stuff

RN12A

Do Not Stuff

RN12D

Do Not Stuff

RN12C

Do Not Stuff

L50

190OHM/100MHZ

USB_LP0+ <31> USB_LP0- <31> USB_LP1+ <31> USB_LP1- <31>

8

7 6

5

/X /X /X /X

8

7 6

5

USB_LP2+ <26>

USB_LP3+ <26> USB_LP3- <26>

+5V_DUAL_BACK

F1

1 2

1.6A/6V

F2

1 2

1.6A/6V

USB01F_+5V

USB23F_+5V

R60

4.7K

1 2

R59

10KOhm

1 2

L51

21

70Ohm/100Mhz

L49

21

70Ohm/100Mhz

R80

4.7K

R579

10KOhm

SBV01

USBOC01# <21>

SBV23

USBOC23# <21>

Place near SB

0Ohm 0Ohm 0Ohm 0Ohm

RN146B RN146A RN146C RN146D

RN117A 15K RN117B 15K RN117D 15K RN117C 15K

RN89B RN89A RN89C RN89D

RN118A 15K RN118B 15K RN118D 15K RN118C 15K

/VT8237/USB78 /VT8237/USB78 /VT8237/USB78 /VT8237/USB78

USBP4+<21> USBP4-<21> USBP5+<21> USBP5-<21>

USBP6+<22> USBP6-<22> USBP7+<22> USBP7-<22>

3 4 1 2 5 6 7 8

Place near SB

3 4 1 2 5 6 7 8

/VT8237/USB78 /VT8237/USB78 /VT8237/USB78 /VT8237/USB78

USB_P4+ USB_P4- USB_LP4USB_P5+ USB_P5-

1 2

3 4

5 6

7 8

USB_P6+ USB_LP6+ USB_P6USB_P7+ USB_P7-

3 4

7 8

1 2

5 6

http://laptop-motherboard-schematic.blogspot.com/

3 4

0Ohm

1 2

0Ohm

5 6

0Ohm

7 8

0Ohm

L52

1

2 3

4

Do Not Stuff

/X

3 4

0Ohm

1 2

0Ohm

5 6

0Ohm

7 8

0Ohm

L54

1

2 3

4

Do Not Stuff

/X

RN9B RN9A RN9C RN9D

8

7 6

5

RN127B RN127A RN127C

RN127D

/VT8237/USB78 /VT8237/USB78 /VT8237/USB78 /VT8237/USB78

8

7 6

5

USB_LP4+

USB_LP5+ USB_LP5-

USB_LP6USB_LP7+ USB_LP7-

+5V_DUAL

F7

1 2

1.6A/6V

F6

1 2

1.6A/6V

/VT8237/USB78

USB45F_+5V

USB67F_+5V

L53

70Ohm/100Mhz

R238

4.7K

1 2

R237

10KOhm

1 2

L55

70Ohm/100Mhz

R589

4.7KOhm

/VT8237/USB78

1 2

R192 10KOhm

/VT8237/USB78

1 2

SBV45

21

SBV67

21

/VT8237/USB78

USBOC45# <21>

USBOC67# <22>

USB 4,5

FRONT_USB1

VCC VCC

1

2

USB_LP4USB_LP4+

LP1- LP2-

3 4

LP1+ LP2+

5 6

GND GND

7 8

NC

USB COM

USB_WHITE

10

USB 6,7

FRONT_USB2

VCC VCC

USB_LP6USB_LP6+

a

Date: Sheet

1 3 4 5 6 7 8

Size Project Name

A3

2

LP1- LP2LP1+ LP2+ GND GND

NC

10

USB COM

USB_WHITE

/VT8237/USB78

SBV45

CE52

1000UF/6.3V

USB_LP5USB_LP5+

SBV67

12

+

CE29

1000UF/6.3V

/VT8237/USB78

USB_LP7USB_LP7+

Title :

Engineer:

A7V8X-LA

12

+

/VT8237/USB78

USB PORT

Cyurs Chen

27 40Monday, October 13, 2003

12

C816

0.1UF

12

C243

0.1UF

Rev

2.00

of

AGND_A

AC97_BITCLK<21>

R443 0Ohm

1 2 1 2

R442 0Ohm

VREFOUT2

AGND_A

12

R274

Do Not Stuff

/X

AUGND

GND

1000P

AUX-IN

GND2

3

GND1

JD2

2

AUX L

WAFER_4P

D5 1N4148W

1 2 3 4 5 6 7 8

12

+5V

12

EE6

+5VA

R285 0Ohm

1 2

12

C40

GND

EE5

AGND_A

AUX R

4

1

Do Not Stuff Do Not Stuff Do Not Stuff Do Not Stuff

CD-IN

GND2

3

GND1

2

6 PIN

FRONT_MIC_IN

0.1UF

AGND_A

14M_AC97<10>

1 2

R264 0Ohm

C69

1U

12

CAP 1UF/25V (0805) Y5V (105)

For EMI

1 2

Lay in Back Side

C44 10P

47P

12

CD R

4

1

CD L

R259 0Ohm

1 2

R266

1 2

10Ohm

12

EE4 1000P

AGND_A

L62 120Ohm/100MHz

21

L63 120Ohm/100MHz

21

RN88A RN88B RN88C RN88D

R147 0Ohm

12

R148 0Ohm

1 2

R272

0Ohm

C74 1UF/10V

AGND_A

AUX_IN_R

BLOUT_L

AGND_A

CD_IN_L

12

R288 1KOhm

1 2

R291 1KOhm

1 2

CAP 10UF/10V (1206) Y5V (106)

AC97_RST#<21> AC97_SYNC<21,22>

AC97_SDOUT<21,23>

AC97_SDIN0<21,23>

12

JD5

1 2

R2

Do Not Stuff

AGND_A

R435

1 2

Do Not Stuff

CD_IN_R

CD_GND

CAP 1UF/25V (0805) Y5V (105)

R273 1KOhm

12

R276 Do Not Stuff

12

/X

R281

4.7KOhm

1 2

PCBEEP

12

C209 1U

1UF/25V (0805) Y5V

C423 4.7U C0805

12

C424 4.7U C0805

R429 Do Not Stuff

JD2

1 2

12

C202 Do Not Stuff

c0805

C4171U

12

C418

1U

12

C761U

12

C77Do Not Stuff

/X

12

C72

1U

C0805

12

C73

1U

C0805

12

CB254

1UF/10V

AGND_A

12

R282

Do Not Stuff

/X

CB238 10UF

ACXI

I_RBITCLK

AUX_R

AUX_LAUX_IN_L

12

CD_R

CD_L

C0805

MIC1

MIC2

VREFOUT

12

R460

1 2

Do Not Stuff

+3V

12

CB239

0.1UF/25V

GND GND

U19

2

XTL_IN

3

XTL_OUT

6

BITCLK

11

RESET#

10

SYNC

5

SDOUT

8

SDIN

12

PC_BEEP

13

PHONE

15

AUX_R

14

AUX_L

16

JD2

17

JD1/GPIO1

C207 Do Not Stuff

c0805

20

CD_R

18

CD_L

CD_GND

34

FRONT_MIC

21

MIC1

22

MIC2

28

VREFOUT

23

LINE_L

24

LINE_R

ALC658

LINE_IN_R

LINE_IN_L

VREFOUT6

http://laptop-motherboard-schematic.blogspot.com/

MIC2_IN

MIC1_IN

1

VDD1

ALC658

GND1

4

GND

9

25

VDD2

AVDD1

MONO_OUT/VREFOUT3

AGND1

GND2

71926

AGND_A

12

R409 Do Not Stuff

AGND_A

CB240

0.1UF/25V

38

AVDD2

FRONT_OUT_R

FRONT_OUT_L

JD0/GPIO0

SPDIFI/EAPD

SURR_OUT_R

SURR_OUT_L

VREFOUT2

AGND2

42

12

CB242

CB241

0.1UF/25V

10UF

c1206

AGND_AAGND_A

32

NC2

31

NC1

30

AFILT2

29

AFILT1

27

VREF

SPDIFO

XTLSEL

NC3

LFE_OUT

CEN_OUT

C80 2.2UF/16V

C81 2.2UF/16V

12

AGND_A

CB248

12

CB247

4.7u

Do Not Stuff

C1206

AGND_A AGND_A AGND_A AGND_A AGND_A

37

LINE_OUT_R

36

LINE_OUT_L

35

Do Not Stuff

HP_DET

45

C54

4.7U

C0805

AGND_A

48 47 46

41 40

VREFOUT6

39

VREFOUT5

44

VREFOUT4

43

VREFOUT2

33

/X

C199 Do Not Stuff

1 2

12

C0805

12

1 2

C200 Do Not Stuff

/X

R410 Do Not Stuff

+5VA

12

100KOhm

1 2

AGND_A

STALS1

12

CB249

Do Not Stuff

12

R446

/X

AGND_A

1 2

12

20KOhm

SPDIF_OUT SPDIF_IN STLSEL

AGND_A

100KOhm

1 2

AGND_A AGND_A

12

C386

Do Not Stuff

/X

AGND_A AGND_A AGND_A AGND_A

12

+

R433

10UF/25V

1 2

R455 Do Not Stuff

12

CE9 100UF/16V

+

1 2

CE10 100UF/16V

+

1 2

VREFOUT3

R268

JD0

1 2

+5VA

R436

100KOhm

1 2

12

R278

R277

0Ohm

Do Not Stuff

/X

GND GND GND

LINE_R

1 2

LINE_L

1 2

R287

R286

100KOhm

1 2

12

C387

Do Not Stuff

/X

CE5

BACK_L

R262 22Ohm

1 2

R263 22Ohm

1 2

D20

1 2

1N4148W

D14

1N4148W

BACK_R

BACK_L

12

R279

4.7KOhm

/X

C203

Do Not Stuff

c0805

R283 0Ohm

R284 0Ohm

12

CB243

0.1UF/25V

AGND_AAGND_AAGND_A

12

CB250

CB252

Do Not Stuff

R456 0Ohm

1 2

R457 0Ohm

R275

1 2

0Ohm

12

R280

4.7KOhm

/X

1 2

Do Not Stuff

12

AGND_A

L37

120Ohm/100MHz

L38

120Ohm/100MHz

L46

120Ohm/100MHz

21

L47

120Ohm/100MHz

CB244

AGND_A

C204 Do Not Stuff

12

AGND_A

12

R308

22KOhm

AGND_AAGND_A

CE21 10uF/10V

1 2

CE22 10uF/10V

C65 100P

R439

21

12

C68 10UF

c1206

12

C0805

L40

120Ohm/100MHz

L41

12

120Ohm/100MHz

R309 22KOhm

VREFOUT5

BLOUT_RT

c0805

BLOUT_LT

c0805

SPDIFO

12

CB253

0.1UF/25V

GND GND

12

100P

AGND_A AGND_A

12

C210 100P

L26

/X

Do Not Stuff

R447

1 2

Do Not Stuff

R434 Do Not Stuff

1 2

R454 Do Not Stuff

12

C201

4.7U

C0805

BLOUT_R_HP

21

BLOUT_L_HP

21

R452

1 2

Do Not Stuff

L43 120Ohm/100MHz

+5V

12

C415

12

+5V

21

Front_Mic2

BACK_R

BLOUT_R BLOUT_L

L42

120Ohm/100MHz

Do Not Stuff

SPDI/F

+5V

1

SPDIFOUT

2

GND

3

WAFER_10P

GND

C416 100P

C211 100P

L101 CHANGE 0 OHM

U54

1

Vout

2

GND1

3

GND2

4

NC1

LM78L05ACM

JD4

FRONT_MIC_IN

Front_Mic2VREFOUT3

120Ohm/100MHz

12

C82

1000P R14 Do Not Stuff

LINE_OUT_RT

21

LINE_OUT_LT

21

12

R437

LINE_IN_RT

LINE_IN_LT

AGND_A

JP12 place near CB247 pin2 AUGND: 20 mils

a

ASUSTEK COMPUTER INC.

Date: Sheet

8

Vin

7

GND4

6

GND3

5

NC2

R448 Do Not Stuff

1 2

12

R462

EE3

Do Not Stuff

1000P

AGND_A

L39

21

120Ohm/100MHz

L61

21

12

C83 1000P

AGND_A

12

C404

100P

AGND_AAGND_A

MIC1_IN_T

JP12

Do Not Stuff

12

C405

100P

Do Not Stuff

MIC2_IN_T

/X

12

Size Project Name

A3

AGND_A

12

JD5

(Blue color)

R438

12

AUGND

12

CB245

0.1UF/25V

AGND_AAGND_A

VREFOUT4

R257 10KOhm

1 2

12

CB246 1000P

AGND_A

FAUDIO

1

2 3 4 5 6 7 9 10

HD_2X5P_K8

35

JD4

34 33 32

25 24 23 22

5

JD0

4 3 2 1

G1 G2 G3

Title :

Engineer:

A7V8X-LA

L101

120Ohm/100MHz

+5VA

12

for EMI issue

AUDIO

LINE IN RT AGND2 AGND3

LINE IN LT

LINE/SPKR OUT RT

LINEOUT RT ATN LINEOUT LT ATN

LINE/SPKR OUT LT

MIC PWR NC1 AGND5

MIC IN

POST

GND

JACK_3IN1

AC97 CODEC

Cyrus Chen

+12V

21

C206

0.1UF/25V

P1 G4

28 40Monday, October 13, 2003

AGND_A

AGND_AAGND_A

of

Rev

2.00

The difference table of the ALC650F, ALC658C, ALC658D+JS, and ALC658D+UAJ

650F

658C

658D+JS

658D+UAJ

650F

658C

658D+JS

658D+UAJ

650F

658C

658D+JS

658D+UAJ

R443

D5

X

1N4148

R462

X

22K 2.2K

22K

R452

X

2.2K

R442

0OHM0OHM

0OHM

X

R14

CB250

1000P

X

XX

22K

X

22K

X

R262

R257

10K

22OHM

10K 1N4148

X

0OHM

R2

X

20K

R448

X

2.2K

R263

0OHM

C209

1U(0805)

4.7U(0805)

R455

X

0OHM

D20

X

1N4148

R429

C207

X

4.7U(0805)

20K 0OHM

4.7U(0805)

20K

CB249

R286

1000P

100K

X

22K

X

22K

R456

R457

0OHM

X

RN88

X

XX

22KX

22K

R287

100K

22K

X

22K0OHM

22K

R288

1K

0OHM

R433

X

100K

R438R437

X

22K

R291

0OHM

C204

R436

100KX

100K

R282

XX

X

CB252

1U

X

R439

X

20K

R460

X

X1K X

2.2K

R434

X

20K

D14

1N4148

X

R281

4.7K

1K

4.7K

2.2K

R447

XX100K

X

1U

0OHM

1U

0OHM

R435

X

X0OHM

20K

R409

X

22K

R454

X

0OHMX100K

0OHM

C202

X

4.7U(0805)

R410

XX

X

22K

C201

1U(0805)

XX

4.7U(0805)

C203

X

4.7U(0805)

http://laptop-motherboard-schematic.blogspot.com/

a

Title :

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

BOM TABLE OF CODEC

Cyrus Chen

Rev

2.00

of

29 40Monday, October 13, 2003

1394 : INTD#/AD22/GNT3#/REQ3#

+3VSB

+3V_DUAL

(0805)

R645 Do Not Stuff/

1 2

(0805)

R646 0

1 2

1394_+3V

L29 120Ohm/100 Mhz

1394_+3VA

21

12

C868

0.1UF

C848

0.1UF

12

C2706

0.1UF

12

C471 Do Not Stuff

/

12

C75

0.1UF

GND

1394RST#<37>

AD[0..31]<21,25>

C/BE#[0..3]<21,25>

FRAME#<21,25>

DEVSEL#<21,25>

TRDY#<21,25>

REQ3#<21>

GNT3#<21>

PERR#<21,25>

PCICLK_1394<10>

PCICLK_1394

1 2

WP/MODE/W#

3 4

IRDY#<21,25>

STOP#<21,25>

PAR<21,25>

INTD#<21,25>

PME#<19,23,25>

U20

A0 A1 A2 GND

AT24C02N

VCC

SCL SDA

C823

1 2

Do Not Stuff

/

1394_+3V

8 7 6 5

GND

1394_+3V

34

TPBIAS0 <31>TPB1-<31>

XREXT

NC6

XTPB0P

XTPA0M

XTPB0M

GNDATX1

GNDARX1

PHYLON/JMPTSI

PHYLREQ/JMPTSO PHYCTL1/JMPPHYPC1 PHYCTL0/JMPPHYPC0

PHYD7/JMPPHYPC2

PHYD6/JMPPHYCMC

PHYD4/JMPI2CFAST PHYD3/JMPCARDEN

PHYD2/JMPI2CEEEN

SDA/EEDI

SCL/EECK

VCCRAM

GNDRAM

VCC4

GND6

1394_SCL

PME#

12

C478

0.1UF

TPA0+ <31> TPA0- <31> TPB0+ <31> TPB0- <31>

65

XRES

VCCARX0

GNDARX0

XCPS

VCCATX0

XO

GNDATX0

PHYRST#

PHYD5 GNDSUS1 VCCSUS1

PHYD1

PHYD0

MODE0 MODE1

GNDSUS2

PHYCLK

VCCSUS2

PME#

PHYLPS/PHYCMC

12

C157

0.1UF

1394_+3VA

GND

64 63 62 61 60

XI

59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39

12

GND

1394_XOUT

1394_XIN

ROM_EN

C866

0.1UF

1394_+3V

XCPS

+3VSB

GND

12

C869

0.1UF

+3V

12

R62

2.7KOhm

1394_+3V

U18

103

AD26 AD25 AD24 C/BE#3

AD22

AD23 AD22

AD21

AD20 AD19 AD18 AD17 AD16

C/BE#2 FRAME# IRDY#

TRDY# DEVSEL# STOP#

GND

12

RN15B2.7KOhm RN15A2.7KOhm RN15C2.7KOhm

5 6

1394_SCL 1394_SDA

GND8

104

AD26

105

AD25

106

AD24

107

CBE3#

108

IDSEL

109

AD23

110

AD22

111

GND9

112

AD21

113

VCC5

114

VCC6

115

GND10

116

AD20

117

AD19

118

AD18

119

AD17

120

AD16

121

GND11

122

CBE2#

123

FRAME#

124

IRDY#

125

VCC7

126

TRDY#

127

DEVSEL#

128

STOP#

VT6307

AD28

AD31

AD29

AD27

AD30

REQ3#

102

101

10099989796959493929190898887868584838281807978777675747372717069686766

AD27

AD28

AD29

AD30

AD31

VCC8

PREQ#

IEEE 1394

CBE1#

AD15

AD14

GND1

123

AD13

PERR#

PAR

4567891011121314151617181920212223242526272829303132333435363738

C/BE#1

PERR#

AD14

AD15

AD13

PAR

1394_+3V

12

C2769

0.1UF

GND

TPB1+<31> TPA1-<31> TPA1+<31> TPBIAS1<31>

12

R63

2.7KOhm

INTD#

GNT3#

1394RST#

PCICLK_1394

NC1

NC2

NC3

NC4

VCCATX2

VCCARX2

NC5

GNDATX2

XTPA1P

XTPBIAS1

GNDARX2

XTPB1P

XTPA1M

XTPB1M

VCCATX1

VCCARX1

XTPBIAS0

XTPA0P

GND7

PGNT#

PCICLK

PCIRST#

INTA#

VT6307

VCC1

GND2

AD12

AD11

AD10

AD9

AD8

CBE0#

GND3

AD7

AD6

AD5

VCC2

AD4

AD3

AD2

VCC3

GND4

GND5

AD1

AD0

EECS

EEDO

1394_SDA

AD1

AD7

C838

0.1UF

AD6

AD5

12

AD4

C2775

0.1UF

AD3

AD2

AD0

12

C476

C2777

0.1UF

C/BE#0

AD9

AD8

AD12

AD11

AD10

12

C2744

0.1UF

http://laptop-motherboard-schematic.blogspot.com/

GND

XREXT

12

R269

C164

6.34KOhm

47P

1%

1 2

GND GND

BUS+12V

R271

XCPS

1394_XIN 1394_XOUT

12

C867

10P

ROM_EN

a

10K

1 2

R270

1KOhm

1 2

GND

X3

12

GND

3

24.576MHZ

GND

RN15D

7 8

2.7KOhm

Title :

ASUSTeK COMPUTER INC

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

12

C473

10P

+3VSB

IEEE1394(VT6307)

Cyrus Chen

30 40Monday, October 13, 2003

of

Rev

2.00

R293 56.2Ohm

TPA0+<30>

TPA0-<30>

TPBIAS0<30>

TPB0+<30>

TPB0-<30>

TPA1+<30>

TPA1-<30>

TPBIAS1<30>

TPB1+<30>

TPB1-<30>

1 2

R294 56.2Ohm

1 2

R295 56.2Ohm

1 2

R296 56.2Ohm

1 2

R298 56.2Ohm

1 2

R299 56.2Ohm

1 2

R300 56.2Ohm

1 2

R301 56.2Ohm

1 2

1%

C463

1 2

0.33U

C465

1 2

270P

R297 4.99KOhm

1 2

C466

1 2

0.33U

C468

1 2

270P

R302 4.99KOhm

1 2

12

+

CE2

1000UF/6.3V

GNDGND

0Ohm 0Ohm 0Ohm 0Ohm

L44

1

2 3

4

Do Not Stuff

0Ohm 0Ohm 0Ohm 0Ohm

L45

1

2 3

4

Do Not Stuff

RN111A RN111B RN111C RN111D

8

7 6

5

/X

RN113A RN113B RN113C RN113D

8

7 6

5

/X

RTPA0+

RTPA0RTPB0+

RTPB0-

RTPA1+

RTPA1RTPB1+

RTPB1-

1 2 3 4 5 6

1%

TPA0+

GND

1%

GND

TPA0TPB0+

TPB0-

TPA1+

TPA1TPB1+

TPB1-

7 8

1 2 3 4 5 6 7 8

USB_LP0-<27> USB_LP0+<27>

USB_LP1-<27> USB_LP1+<27>

RTPB1-

RTPB1+

RTPA1-

RTPA1+

RTPB0+ VP1

SBV01

C837

0.1UF

1 2 3 4 5 6 7

VP2

GND GND

8

9 10 11

GND GND

FRONT_1394

A+ A-

1

GND GND

3 4

B+

5 6

+12 +12

7 8

1394_CON

1394_RED

1394_USB12

VCC0

LB2+

LP0-

LA2-

LP0+

LA2+

GND1

P_GND1

VCC1

P_GND2

LP1-

P_GND3

LP1+

P_GND4

GND2

P_GND5

VCC

P_GND6

GND3

P_GND7

LB2-

P_GND8

USBX2_1394_CON_14P

2

B-

GND

10

12 13 14 15 16 17 18 19 20 21 22

RTPA0-RTPA0+

RTPB0VP1

+12V

F10

1 2

3A/40V

BUS+12V

D6

1 2

SSM5817

D7

1 2

SSM5817

D12V1

D12V2

L27

21

70Ohm/100Mhz

L18

21

70Ohm/100Mhz

VP1

VP2

C4856

1 2

1000P

C4857

1 2

1000P

R647

1 2

1M

R648

1 2

1M

GND

+12V

GND

12

+

CE23

Do Not Stuff

http://laptop-motherboard-schematic.blogspot.com/

a

Title :

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

IEEE1394 CON.

Cyrus Chen

31 40Monday, October 13, 2003

of

Rev

2.00

LAD[0..3]<21>

LDRQ#<21>

SERIRQ<21,23>

XPD[0..7]<33>

SIO_PME#<21,23>

+5V

12

C460

GND

0.1UF

GND

C462

0.1UF

ISA BIOS

FWE# FRD# FCS#

1 2 3 4 5 6 7 8

4.7KOhm

RN122A RN122B RN122C RN122D

+5VSBBATT

FD1

FD0

XD1/GP21

XD0/GP20

ROMCS#/GP54

W83697HF

DIR#

STEP#

WD#

GND

FD2

FD6

FD7

FD3

FD5

FD4

FA1

FA0

FA2

FA3

GND3

XD3/GP23

XD2/GP22

WE#

TRAK0#

WP#

12

GND GND

XA2/GP32

XA1/GP31

XA0/GP30

XD7/GP27

XD6/GP26

XD5/GP25

XD4/GP24

RDATA#

HEAD#

DSKCHG#

CLKIN

GND1

PCICLK

LDRQ#

PCICLK_SIO

48MCLK_SIO

GND

12

C514

Do Not Stuff

/

If use RT2, place under the cave of CPU

GND

12

C622

0.1UF

GND

+5V

DXP MBTMP

HM_VREF VCORE_IN +3V_IN +12V_IN

+5V_IN AGND

CPUFAN_IN<35>

CHAFAN_IN<35> CPUFAN_OUT<35> CHAFAN_OUT<35>

+5VSB

Do Not Stuff

/

FA18 FA16 FA15

10 11 12 13

FD2

12

C618

5

A7

6

A6

7

A5

8

A4

9

A3 A2 A1 A0 I/O0

OVT#<21,23>

0.1UF

BIOS_VCC

432

1

A12

A15

A16

A18

I/O1

I/O2

GND

I/O3

14151617181920

GND

323130

VCC

I/O4

WE#

I/O5

A17

I/O6

A14 A13

A11

OE#

A10 CE# I/O7

A8 A9

TP51

1

12

C660

0.1UF

+5V

BIOS_VCC

FA7 FA6 FA5 FA4 FA3 FA2 FA1 FA0 FD0

C485

103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128

+5V

12

C720

GND

FWE# FA17FA12

U22

29 28 27 26 25 24 23 22 21

W29C040P

FD6 FD5FD1 FD4 FD3

U21

VTIN2 VTIN1 AVCC VREF VCORE +3.3VIN +12VIN

-12VIN

-5VIN AGND FANIO2 FANIO1 FANPWM2 FANPWM1 OVT#/SMI# BEEP MSI/GP51/PLED MSO/GP50/WDTO GSAS2/GP17 GPBS2/GP16 GPAY/GP15 GPBY/GP14 GPBX/GP13 GPAX/GP12 GPBS1/GP11 GPAS1/GP10

0.1UF

FA14 FA13 FA8 FA9 FA11 FRD# FA10 FCS# FD7

DENSEL<24>

IDX#<24> MTR0#<24> DRV1#<24>

DRV0#<24> MTR1#<24>

DIR<24>

STEP#<24>

WD#<24> WG#<24>

TRK0#<24>

WP#<24>

RD#<24>

HDSEL#<24>

DSKCHG#<24>

FWE#

FCS#

FRD#

SIO_PME#

100

101

102

VSB

VBAT

PME#

CIRRX

CASEOPEN

MEMR#/GP53

MEMW#/GP52

http://laptop-motherboard-schematic.blogspot.com/

DRVDEN0

INDEX#

MOA#

DSB#

VCC1

DSA#

MOB#

12345678910111213141516171819202122232425262728293031323334353637

PCICLK_SIO<10>

48MCLK_SIO<10>

C518

Do Not Stuff

/

+5V

FA14

FA17

FA15

FA13

FA11

FA5

FA4

FA6

XA5/GP35

XA4/GP34

XA3/GP33

SERIRQ

VCC3

LAD3

FA7

FA9

FA8

XA8/GP40

XA7/GP37

XA6/GP36

LAD2

LAD1

LAD0

FA10

VCC2

XA9/GP41

LFRAME#

LRESET#

FA12

XA13/GP45

XA12/GP44

XA11/GP43

XA10/GP42

SLCTPEBUSY

ACK#

XA14/GP46

ERR#

FA16

XA15/GP47

SLIN#

XA16/GP55

PD7

R408:

10K(1%) for Thermister

30K(1%) for Thermal Diode

DXP<12>

DXN<12>

JP13

/

1 2

Do Not Stuff

Place JP13 close to SIO

AGND

FA18

6566676869707172737475767778798081828384858687888990919293949596979899

IRTX

XA18/GP57

XA17/GP56

PD6

PD5

PD4

38

HM_VREF

R408 30K

1%

1 2

RT2

1 2

Do Not Stuff

/

XPD4 XPD5 XPD6 XPD7

LAD0 LAD1 LAD2 LAD3

SERIRQ LDRQ#

12

C668

0.01U

64

IRRX

63

RIB#

62

DCDB#

61

SOUTB

60

GND2

59

SINB

58

DTRB#

57

RTSB#

56

DSRB#

55

CTSB#

54

RIA#

53

DCDA#

52

SOUTA

51

SINA

50

DTRA#

49

RTSA#

48

DSRA#

47

CTSA#

46

STB#

45

VCC

44

AFD#

43

INIT#

42

PD0

41

PD1

40

PD2

39

PD3

XSLIN# <33> XERR# <33> XACK# <33> XBUSY <33> XPE <33> XSLCT <33>

LFRAME# <21>

+3V

HOKURIKU 3% B=3370K(1%)

SOUT2

XPD0 XPD1 XPD2 XPD3

+3V

12

C449

GND

RI1# <33> DCD1# <33> SOUT1 <33> SIN1 <33> DTR1# <33> RTS1# <33> DSR1# <33> CTS1# <33> XSTB# < 33>

XAFD# <33> XINIT# <33>

SIORST# <22,23,25,37>

HM_VREF

R390 10K

1%

1 2

MBTMP

12

RT1

C646

10K

Do Not Stuff

1 2

/

GND

Do Not Stuff

/

GND

+5V

DTR1#

RTS1#

SOUT1

SOUT2

R313

1 2

Do Not Stuff

/

R312

1 2

Do Not Stuff

/

R305

1 2

Do Not Stuff

/

R321

1 2

8.2KOhm

Strapping: (W83697HF Internal Pull-low)

DTR1#:(0)PnP address select register have default value

(1)PnP address have NO default value

RTS1#: BASE Address = (0)write 87h to 2Eh Twice

SOUT1: (1)FLASH ROM I/F (0)Enable / (1) Disable SOUT2: The clock input on Pin 17 (1)48MCLK (0)24MCLK

LAD0 LAD1 LAD2 LAD3

(1)write 87h to 4Eh Twice

RN121A

1 2

Do Not Stuff

3 4

Do Not Stuff

5 6

Do Not Stuff

7 8

Do Not Stuff

RN121B RN121C RN121D

/ / / /

+3V

HARD WARE MONITOR

VCORE +3V +5V +12V

VCORE_IN

+3V_IN

+5V_IN

+12V_IN

C659

0.1UF

a

R399

10KOhm

1% 1 2

12

C658

0.1UF

R405

10KOhm

1% 1 2

12

C656

0.1UF

Title :

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

R393

10KOhm

1% 1 2

12

1 2

12

C657

0.1UF

GND

SUPER IO

Cyrus Chen

32 40Monday, October 13, 2003

R403

3.01K

1%

GND

R404

1K

1 2

Rev

2.00

of

COM1

-12V

DDCD1# DDSR1# SSIN1# RRTS1# SSOUT1 CCTS1# DDTR1# RRI1#

+12V

10

1 2 3 4 5 6 7 8 9

U23

VCC+ RA1 RA2 RA3 DY1 DY2 RA4 DY3 RA5 VCC-

+12V

-12V

12

C414

0.1UF

GND GND

VCC

RY1 RY2

RY3 DA1 DA2

RY4 DA3

RY5

GND

gd75232d

+5V_DUAL_BACK

D21

+5VSB

1 2

Do Not Stuff

/X

R42

1 2

0Ohm

R153

1 2

Do Not Stuff

/X

1 2

150P

3 4

150P

5 6

150P

7 8

150P

DDTR1# SSOUT1

12

C3116

0.1UF

SSIN1# DDCD1#

RRI1# CCTS1# RRTS1# DDSR1#

+5V

12

C467

0.1UF

20

GND 19 18 17 16 15 14 13 12 11

DCD1# <32> DSR1# <32> SIN1 <32> RTS1# <32> SOUT1 <32> CTS1# <32> DTR1# <32> RI1# <32>

DDCD1# DDSR1# SSIN1# RRTS1# SSOUT1 CCTS1# DDTR1# RRI1#

RRI1#<37>

GND

3 4

150P

7 8

150P

3 4

150P

7 8

150P

1 2

150P

5 6

150P

1 2

150P

5 6

150P

CN16B CN16D CN18B CN18D

+5V_DUAL_BACK

GND

CN16A CN16C CN18A CN18C

GND

LKBDATA

LKBCLK

LMSCLK

LMSDATA

10

SIDE_G10

DDSR#

RRTS#

CCTS#

RRI#

DDCD#

RRXD

TTXD

DDTR#

GND1

COM1

1 6 2 7 3 8 4 9 5

D_SUB_9P

11

SIDE_G11

GND

CN1A

CN1B

CN1C

CN1D

RKBDATA

RMSDATA

F3

1 2

1.1A/6V

GND

FF+5V_1

L57

LKBDATA

21

120 OHM/100MHZ

L59

LMSDATA

21

70Ohm/100Mhz

RMSDATA RMSCLK RKBCLK RKBDATA

F+5V

120 OHM/100MHZ

L56

21

16

4 2

17

1 3

15

14 10

8

7 9

13

KBMS

SIDE_G16

VCC1 NC1

SIDE_G17

KDATA GND1

SIDE_G15

PS2 MOUSE

SIDE_G14

VCC2 NC3

MDATA GND2

SIDE_G13

F+5V

12

C67

0.1UF

GND

1 2

75

3 4

75

5 6

75

7 8

75

NC2

KCLK

NC4

MCLK

MINI_DIN_6P

6

5

12

11

KB/MOUSE

FF+5V_1

RN119B

RN119C

RN119D

4.7K

3 4

5 6

7 8

RN120A RN120B RN120C RN120D

LKBCLK

LMSCLK

L58

120 OHM/100MHZ

L60

120 OHM/100MHZ

RN119A

4.7K

1 2

MS_D MS_C KB_C KB_D

RKBCLK

21

RMSCLK

21

GND

XPE<32> XBUSY<32> XACK#<32> XSLIN#<32>

XINIT#<32> XERR#<32> XAFD#<32> XSTB#<32>

XPD0 XPD1 XPD2 XPD3

XPD4 XPD5 XPD6 XPD7

XPD[0..7]<32>

RN135D

7 8

RN135C

5 6

RN135B

3 4

RN133D

7 8

RN133B

3 4

RN132D

7 8

RN132B

3 4

RN132A

1 2

RN132C

5 6

RN133A

1 2

RN133C

5 6

RN134A

1 2

RN134B

3 4

RN134C

5 6

RN134D

7 8

RN135A

1 2

XSLCT<32>

1 2

Parallel Port

22Ohm 22Ohm 22Ohm 22Ohm

R55

22

PE BUSY ACK# SLIN#

PINIT# ERROR# AFD# STB#

SPD0 SPD1 SPD2 SPD3

SPD4 SPD5 SPD6 SPD7

SLCT

GND

28

LPT

SIDE_G28

25P

SIDE_G26

GND8

GND7

GND6

GND5

GND4

GND3

GND2

GND1

SLIN#

PINIT#

ERROR#

AFD#

SIDE_G27

SLCT

BUSY

ACK#

SPD7

SPD6

SPD5

SPD4

SPD3

SPD2

SPD1

SPD0

STB#

PE

RP15F

7 5

4.7K

BUSY

RP15G

ACK#

RP15H

SPD7

26

SLCT

13 25

PE

12

PE

24

BUSY

11 23

ACK#

10 22

SPD7

9 21

SPD6

8 20

SPD5

7 19

SPD4

6 18

SPD3

5

SLIN#

17

SPD2

4

PINIT#

16

SPD1

3

ERROR#

15

SPD0

2

AFD#

14

STB#

1

27

GND

SPD6

SPD5

SPD4

SPD3

ERROR#

SPD0

AFD#

STB#

SLIN#

SPD2

PINIT#

SPD1

RP15A

RP15B

RP15C

RP15D

RP15E

RP16E

RP16F

RP16G

RP16H

RP16A

RP16B

RP16C

RP16D

8 5

4.7K

9 5

4.7K

1 5

4.7K

2 5

4.7K

3 5

4.7K

4 5

4.7K

6 5

4.7K

6 5

4.7K

7 5

4.7K

8 5

4.7K

9 5

4.7K

1 5

4.7K

2 5

4.7K

3 5

4.7K

4 5

4.7K

10

D+5V

10

SPD7 ACK# BUSY PE

STB# AFD# SPD0 ERROR#

SPD1 PINIT# SPD2 SLIN#

SPD3 SPD4 SPD5 SPD6

1 2

SLCT

D+5V

SLCT

http://laptop-motherboard-schematic.blogspot.com/

R54

1 2

4.7K

+5V

D12

1N5817Y

1 2 3 4 5 6 7 8

330PF 330PF 330PF 330PF

C85

1 2

330P

D+5VD+5V

GND

12

CN12A CN12B CN12C CN12D

CN13A CN13B CN13C CN13D

CN14A CN14B CN14C CN14D

CN15A CN15B CN15C CN15D

C623

0.1UF

GND

RN11C Do Not Stuff/X RN11A Do Not Stuff RN11B Do Not Stuff

3 4

1 2

MS_DATA<21> KB_CLK <21>

MS_C KB_D

/X /X

U2

1

NC1

2

1OE#

3

1A

4

1Y

5

2OE#

6

2A

7

2Y

8

GND

RN11D Do Not Stuff/X

+5V_DUAL_BACK

VCC

4OE#

4A 4Y

3OE#

3A 3Y

NC2

QS3125Q

7 8

5 6

16 15 14

KB_CMS_D

13 12 11 10 9

KB_DATA <21>MS_CLK<21>

GND

a

Title :

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

KB,MS & IO CON.

Cyrus Chen

33 40Monday, October 13, 2003

of

Rev

2.00

FID

+2.5V

VID

RN142D RN142C RN142A RN142B

CPU_VID0 CPU_VID1 CPU_VID2 CPU_VID3

CPU_VID4

7 8

1K

5 6

1K

1 2

1K

3 4

1K

7 8 1 2 5 6 3 4

1 2

CPU_FID[0..3] <11>

CPU_FID0 CPU_FID1 CPU_FID2 CPU_FID3

RN144D

1K

RN144A

1K

RN144C

1K

RN144B

1K

R145

1K

+2.5V

7 8 5 6 1 2 3 4

2.7K

RN80D RN80C RN80A RN80B

GPIOC <21> GPIOA <21> GPIOB <21> GPIOD <21>

CPU_VID[0..4]<11>

GPIO [D,B,A,C]=> CPU Clock Multiplier

0000 11 0001 11.5 0010 12 1010 8 0011 12.5 0100 5 0101 5.5 0110 6 0111 6.5

1000 7 1001 7.5

1011 8.5 1100 9 1101 9.5 1110 10 1111 10.5

K7_VID[0..4] <9>

K7_VID0

K7_VID1

K7_VID2

K7_VID3

K7_VID4

1 5

4 5

2 5

3 5

6 5

7 5

8 5

9 5

+3V

10

RP13A2.7KOhm

RP13D2.7KOhm

RP13B2.7KOhm

RP13C2.7KOhm

RP13E2.7KOhm

RP13F2.7KOhm

RP13G2.7KOhm

RP13H2.7KOhm

+5V +5V

147

U27A

VCC

1 2

GND

7407

+5V

147

U27D

VCC

9 8

GND

7407

K7_VID0

K7_VID1CPU_VID1

CPU_VID2

CPU_VID3

+5V

147

U27B

VCC

3 4

GND

7407

+5V

147

U27E

VCC

11 10

GND

7407

CPU_VID4K7_VID2CPU_VID0

K7_VID3

http://laptop-motherboard-schematic.blogspot.com/

147

U27C

VCC

5 6

GND

7407

K7_VID4

a

Title :

ASUSTek Computer Inc.

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

FID & VID

Cyrus Chen

34

of

Rev

2.00

40Monday, October 13, 2003

+5V

FAN

CPUFAN_OUT<32>

CHAFAN_OUT<32>

+5V

1 2

R652

1KOhm

R659

1KOhm

R653

10K

C4859

0.1UF

R660

10K

C4862

0.1UF

GND

R651

220

1K

R654

GNDGND

Reserved

C4858

1 2

Do Not Stuff

/X

1 2

1K

R661

R658

220

Reserved

C4861

Do Not Stuff

/X

U55

VCC

A+

3

8

+

1

A-

AO

2

-

B+

5

+

BO

7

B-

4

6

-

GND

LM358MX

C4860

12

Do Not Stuff

/X

Reserved

3

2

5

6

Reserved

GND

R657

U56

VCC

A+

+

A-

AO

-

B+

+

BO

B-

GND

LM358MX

C4863

12

Do Not Stuff

/X

47K

8 1

7 4

R664

47K

12

R656

33K

12

R663

33K

GND

GND GND GND

+12V

3 E

Q3405

B

1

HJ772

C 2

12

R655

+

CE62

10K

100U

GND

+12V

3 E

Q3406

B

1

HJ772

C 2

12

R662 10K

GND

R493

4.7KOhm

1 2

+5V

1 2

+

CE63

100U

R444

4.7KOhm

1 2

47KOhm

CPU_FAN

SENSE

1

+12V

2 4

GNDNC

3 PIN

1 2

1 2 4

R492

3

GND

R431

47KOhm

CHA_FAN

SENSE

+12V

GNDNC

3 PIN

CPUFAN_IN <32>

CHAFAN_IN <32>

3

GND

http://laptop-motherboard-schematic.blogspot.com/

a

Title :

ASUSTEK COMPUTER INC.

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

FAN

Cyrus Chen

of

35 40Monday, October 13, 2003

Rev

2.00

C:10pF 11-033010000 L:68NH 09-023681200 C:22pF 11-033022000 L:68NH 09-023681200 C:10pF 11-033010000

L30 0Ohm

12

C374

Do Not Stuff

/X

C375

Do Not Stuff

/X

C376

Do Not Stuff

/X

1 2

L31 0Ohm

1 2

L32 0Ohm

1 2

VGA_RED<15>

VGA_GREEN<15>

VGA_BLUE<15>

R350

R351

R352

12

75

1%

12

75

1%

12

75

1%

RA

12

GA

12

BA

12

C492

C495

C502

L4

21

82NH

5P

L15

82NH

5P

L17

82NH

5P

12

21

12

21

12

C493

C496

C503

RED

5P

GREEN

5P

BLUE

5P

RED

GREEN

BLUE

RDDCA_DATA

VHSYNC

VVSYNC

RDDCA_CLK

D+5V

C497 33P

12

C499 10P

C500 10P

C498 33P

D+5V

F9

1 2

1.1A/6V

L64

21

120Ohm/100Mhz

12

CB36

0.1UF

VGA

16

SIDE_G16

GND2

6

RED

1

NC2

11

GND3

7

GREEN

2

DATA

12

GND4

8

BLUE

3

HSYNC

13

VCC

9

NC1

4

VSYNC

14

GND5

10

GND1

5

DCLK

15

12

15P3R

SIDE_G17

17

4.7K

1 2

R354 4.7KOhm

R356 4.7KOhm

RDDCA_DATA

RN126B RN126D

RN126A RN126C

RDDCA_CLK

3 4 7 8

1 2 5 6

1

Q41

G

3

2

32

D

1

G

2

S

2N7002

R525 Do Not Stuff/X

1 2

R526 Do Not Stuff/X

1 2

Q44

3

32

D

2N7002

1 2

DDC_CLK1<15>

DDC_DATA1<15>

+5V

+3V

HSYNC_A<15>

D+5V

VSYNC_A<15>

2

5

http://laptop-motherboard-schematic.blogspot.com/

VCC GND

D+5V

VCC GND

13147

U24A

74HCT125

46147

U24B

74HCT125

12

C189

0.1UF

BVHSYNC

R353

1 2

10Ohm

VHSYNC

CAD NOTE: NEAR TO BUFFER PIN

BVVSYNC

R355

1 2

10Ohm

VVSYNC

a

Title :

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

VGA CONNECTOR

Cyrus Chen

36 40Monday, October 13, 2003

Rev

2.00

of

RPCIRST#

RI#

RRI1#<33>

D+5V

12

1311147

VCC GND

GND

D15

1 2

1N4148WS

R4

10K

1 2

GND

U24D

74HCT125

R407

1K

PCIRST# <22,23,25,32>

SIORST# <22,23,25,32>

1 2

1394_EN# <22>

R406

2.7KOhm

1 2

GND

R290

8.2KOhm

1394RST# <30>

+3VSB

D10

Do Not Stuff

/

1 2

R567

Do Not Stuff

/

1 2

GND

GPI: Default LOW in S0/S1/S4/S5(S3_EN low) Before Enter S3, BIOS need to program high(S3_EN high)

+5VSB

S3_EN<21,23> SUSB#<10,21>

SUSC#<21>

PCIRST_SB#<11,15,19,21>

1

PMBS3904

+5VSB

+5V BATT

R53

Do Not Stuff

/

1 2

RESETCON#

GND

+3VSB

RN14C

4.7K

5 6

RI# <21>

3

Q28

C

B

E 2

GND

U9

1

VBAT

2

5VSB

3

GPI

4

SUSB#

5

SUSC#

6

RESETCON#

7

RSTIN#

8 9

GND PCIRST#

RN14B

4.7K

3 4

BUZZER

2400Hz

RSMRST# 3VSBSW#

PWRGD2 PWRGD1

PSONOUT#

BRSTDRV#

AS_016

+5VSB

12

+

CE48

100U

GND

+5V

1 2

12

16 15 14

5V

13 12 11 10

C722 Do Not Stuff

/

+5V

RPCIRST#

12

C712

0.1UF

R491 33

1 2

3

C

E 2

GND

BATT

12

GND

Q38 PMBS3904

B

1

R142

4.7KOhm

1 2

R143

10K

1 2

C717

0.1UF

1 2

RSMRST# <21,26> +5VSB_GATE <7,8>

SB_PWROK <21> K7_PWROK <11>

PSON# <7> IDERST# <24>

+5V+5VSB

12

C711

0.1UF

R488

4.7K

SB_SPKR <21,23>

+5VSB +3V VCORE

RN14D

RN14A

PSON#

D43 1N4148W

12

ATX_PWROK<7>

D44 1N4148W

12

C511, C3002 place near SB, CPU side For adjust the delay of PWROK

4.7K

1 2

SB_PWROK

K7_PWROK

4.7K

C511

Do Not Stuff

/

GND GND

R432

220Ohm

7 8

1 2

12

C3002

Do Not Stuff

/

GND

+5V_DUAL

GND

10KOhm

PLED+ PLED-

R467

+3VSB

1 2

12

GND

C713

Do Not Stuff

/

R441 150Ohm

R0805

1 2

PWRBTN# <21>

RN8A Do Not Stuff/DUAL_LED RN8B Do Not Stuff/DUAL_LED RN8C Do Not Stuff/DUAL_LED RN8D Do Not Stuff/DUAL_LED

7 8

1 2

3 4

5 6

+5V

R424 220Ohm

R0805

1 2

HD_ACT#<24>

RESETCON#

PCB print FRONT_PANEL beside F_PANEL

GND

F_PANEL

1 3 4 5 6 7 8 9

2X5P_K10

2

3

Q33

C

/DUAL_LED

1

B

E

Do Not Stuff

2

GND

http://laptop-motherboard-schematic.blogspot.com/

R26 Do Not Stuff

/DUAL_LED

1 2

+5V_DUAL

RN7A Do Not Stuff/DUAL_LED RN7B Do Not Stuff/DUAL_LED RN7C Do Not Stuff /DUAL_LED RN7D Do Not Stuff /DUAL_LED

3 4

5 6

7 8

1 2

Q34

3

PMBS3904

C

B

1

E 2

GND

R461 2.2K

1 2

PLED <21>

a

Title :

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

PANEL & AS016

Cyrus Chen

37

40Monday, October 13, 2003

of

Rev

2.00

H1

1

GND1

2

GND2

3

GND3

4

GND4

Do Not Stuff

H2

1

GND1

2

GND2

3

GND3

4

GND4

Do Not Stuff

GND GND GNDAGND_A

9

NC

8

GND8

7

GND7

6

GND6

5

GND5

/X

9

NC

8

GND8

7

GND7

6

GND6

5

GND5

/X

H7

1

GND1

2

GND2

3

GND3

4

GND4

Do Not Stuff

H4

1

GND1

2

GND2

3

GND3

4

GND4

Do Not Stuff

H5

9

NC

8

GND8

7

GND7

6

GND6

5

GND5

/X

9

NC

8

GND8

7

GND7

6

GND6

5

GND5

/X

1

GND1

2

GND2

3

GND3

4

GND4

Do Not Stuff

H6

1

GND1

2

GND2

3

GND3

4

GND4

Do Not Stuff

9

NC

8

GND8

7

GND7

6

GND6

5

GND5

/X

9

NC

8

GND8

7

GND7

6

GND6

5

GND5

/X

H3

1

GND1

2

GND2

3

GND3

4

GND4

Do Not Stuff

H8

1

GND1

2

GND2

3

GND3

4

GND4

Do Not Stuff

9

NC

8

GND8

7

GND7

6

GND6

5

GND5

/X

9

NC

8

GND8

7

GND7

6

GND6

5

GND5

/X

VCORE

12

C382

Do Not Stuff

/

C328

0.1UF

C349

Do Not Stuff

/

12

C383

Do Not Stuff

/

C329

Do Not Stuff

/

C350

Do Not Stuff

/

12

C115

Do Not Stuff

/

GND

+3V

12

C327

Do Not Stuff

/

GND

+5V

12

C348

Do Not Stuff

/

http://laptop-motherboard-schematic.blogspot.com/

GND

12

C384

Do Not Stuff

/

C330

Do Not Stuff

/

C351

0.1UF

12

0.1UF

12

C70

C331

Do Not Stuff

/

C352

Do Not Stuff

/

12

C232

0.1UF

12

C332

Do Not Stuff

/

C353

Do Not Stuff

/

12

C94

0.1UF

12

C334

Do Not Stuff

/

C354

Do Not Stuff

/

C92

Do Not Stuff

/

12

C343

0.1UF

12

C355

0.1UF

C97

Do Not Stuff

/

C93

0.1UF

C198

0.1UF

C47

0.1UF

C212

0.1UF

12

C398

Do Not Stuff

/

12

C249

0.1UF

12

+5V

C399

Do Not Stuff

/

+3V

C324

0.1UF

C86

Do Not Stuff

/

C367

Do Not Stuff

/

CLK_+2.5V +3V

C103

0.1UF/25V

Lay in Back Side

12

C87

Do Not Stuff

/

12

C368

Do Not Stuff

/

12

C88

Do Not Stuff

/

C370

Do Not Stuff

/

12

C90

Do Not Stuff

/

C371

Do Not Stuff

/

+3VSB

12

GND

12

C320

Do Not Stuff

/

C106

Do Not Stuff

/

C395

Do Not Stuff

/

12

+3V

GND

12

C333

0.1UF

12

C161

0.1UF

C396

Do Not Stuff

/

C400

0.1UF

12

C247

0.1UF

C397

Do Not Stuff

/

12

C248

0.1UF

12

+2.5V

12

C91

C95

0.1UF

GND

12

C344

Do Not Stuff

/

12

C356

0.1UF

12

C345

Do Not Stuff

/

C357

0.1UF

+5V

GND

C326

Do Not Stuff

/

C78

0.1UF

C365

Do Not Stuff

/

+12V

12

C323

Do Not Stuff

/

C79

Do Not Stuff

/

C366

Do Not Stuff

/

12

-12V

12

C107

12

C346

12

C358

0.1UF

C108

0.1UF

12

C347

0.1UF

12

C359

0.1UF

12

C114

0.1UF

C380

Do Not Stuff

/

C361

0.1UF

12

C120

12

C381

12

C362

0.1UF

C50

0.1UF

GND GND

+3V

GND

12

C363

Do Not Stuff

/

C325

Do Not Stuff

1 2

/

12

C71

0.1UF

C364

Do Not Stuff

/

1 2

12

+5V

12

C98

Do Not Stuff

/

GND GND

12

C99

0.1UF

C100

Do Not Stuff

/

C101

0.1UF

12

C102

0.1UF

12

C104

Do Not Stuff

/

12

C105

Do Not Stuff

/

C409

0.1UF

12

C84

0.1UF

C89

0.1UF

+3V

12

GND

C407

0.1UF

12

C408

Do Not Stuff

/

12

C158

0.1UF

12

C117

0.1UF

C118

Do Not Stuff

/

12

C119

Do Not Stuff

/

12

C244

0.1UF

12

C239

0.1UF

C196

Do Not Stuff

/

C197

Do Not Stuff

/

12

C96

Do Not Stuff

/

a

Title :

ASUSTEK COMPUTER INC

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

EMI CAP. & SCREW HOLES

Cyrus Chen

Rev

2.00

of

38 40Monday, October 13, 2003

INT TABLE

IDSEL TABLE

DEVICE

PCI SLOT 1

PCI SLOT 2

PCI SLOT 3

AGP SLOT INTA#

C.R.T.(KM400)

1394

INTA

INTA#

INTB# INTC# INTD# INTA#

INTC# INTD# INTA# INTB#

INTA#

INTD#

INTB INTC INTD

INTB# INTC# INTD#

INTB#

VT8237 Function Summary

DEVICE Function DescriptionFUNC

15 (0FH)

16 (10H)

17 (11H)

18 (12H)

0

1

0

1

2

3

4

5

0

5

6

0

Serial ATA Controller

Parallel ATA Controller

USB 1.1 Ports 0-1

USB 1.1 Ports 2-3

USB 1.1 Ports 4-5

USB 1.1 Ports 6-7

USB 2.0 Ports 0-7

USB 2.0 Communications

Bus Control and Power Mgmt

AC97 Audio Codec Controller

MC97 Modem Codec Controller

VIA LAN Controller

DEVICE

PCI SLOT 1

PCI SLOT 2

PCI SLOT 3

1394

IDSEL

AD19

AD20

AD21

AD22

http://laptop-motherboard-schematic.blogspot.com/

a

Title :

ASUSTek Computer Inc.

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

INT & ID TABLE

Cyrus Chen

39 40Monday, October 13, 2003

of

Rev

2.00

GPI TABLE

GPO TABLE

VT8237CD

GPIO

GPI0

GPI1 NO

GPI3 RI# RI# +3VSB

GPI4

GPI5

GPI6

GPI7

GPIO8

GPI9

GPIO12

GPIO13

GPIO14

GPIO15

GPI16

GPI17

GPI18

GPIO20

GPIO21

GPIO22

GPIO23

GPIO26

GPIO27

GPIO29 GPI OD

GPI1

LID# LID# NO

BATLOW#

AGPBZ#

REQ5#

VGATE

UDPWR

INTE#

INTF#

INTG#

INTH#

INTRUDER#

CPUMISS

AOLGPI

SDIN2

SDIN3

GHI#

DPSLP

SMBDT2

SMBCK2

VIDSEL

VRDSLP

FUNCTIONCHIP PIN

GPI

SIO_PME#

PDET80P#

CLR_CMOS# INTRUDER#

THRM#

SDIN2 SDIN2

SDIN3 SDIN3

GPIO22

GPIO23

SMBDT2

SMBCK2

SATALED#

SDET80P#

DEFAULT

GPI

RING# NO

AGPBZ#

GPI

CPUMISS

GPI NO +3VSB

GPI

GPI ODGPIO28

OUTPUT

NO

PUSH/PULL

NO

PUSH/PULL

PUSH/PULL VBAT

NO

OD

POWER

VBAT

+3VSB

+3VSBNOBATLOW#

+3V

+3VSB

+3V

CHIP

VT8237CD

GPIO PIN

GPO0

GPO1

GPO2

GPO3

GPO4

GPO5

GPO6

GPO7

GPIO12

GPIO13

GPIO15

GPIO30

GPIO24

GPIO25

GPIO31

GPIO20 SDIN2 SDIN2 SDIN2

GPIO21

GPIO23

GPIO26

GPIO27

GPIO28

GPIO29

GPO0

GPO1 GPO1

SUSA#

SUS_ST# SUS_ST# SUS_ST#

SUSCLK SUSCLK

CPUSTP#

PCISLP#

GNT5#

INTE#

INTF#

INTG#

INTH#

GPIOC

GPIOA

GPIOB

GPIOD

SDIN3

GHI#GPIO22

DPSLP

SMBDT2

SMBCK2

VIDEL

VRDSLP

FUNCTION

PLEDCLR_PWD#GPI0

S3_EN

LINK_LED#

DDR_GPO

VDDQ_GPO

1394_EN#

STRAPPING

SDIN3

GPIO22

GPIO23

SMBDT2

SMBCK2

DEFAULT

GPO

SUSA#

CPUSTP#

PCISLP#STRAPPING

GPO

GPI12

GPI13

GPI14

GPI15

GPI30

GPI24

GPI25

GPI31

SDIN3

GPI

PUSH/PULL

PUSH/PULLGPIO14

PUSH/PULL

OD

POWEROUTPUT

+3VSB

+3V

+3VOD

+3V

+3VSB

+3V

http://laptop-motherboard-schematic.blogspot.com/

a

Title :

ASUSTek Computer Inc.

Size Project Name

A3

Date: Sheet

Engineer:

A7V8X-LA

GPIO

Cyrus Chen

40 40Monday, October 13, 2003

of

Rev

2.00

Desktop Motherboard A7V8X-LA Schematics

Specifications and Main Features

Frequently Asked Questions

User Manual