Gigabyte GA-6CMC7 User Manual

FCC Compliance Statement:

DECLARATION OF CONFORMITY

Per FCC Part 2 Section 2. 1077(a)

This equipment has been tested and found to
comply with limits for a Class B digital device ,

Responsible Party Name: G.B.T. INC.

Address: 18305 Valley Blvd., Suite#A

LA Puent, CA 91744

Phone/Fax No: [phone]/ [phone]

hereby declares that the product

Product Name:

Mother Board

Model Number:

Conforms to the following specifications:

FCC Part 15, Subpart B, Section 15.107(a) and Section 15.109(a),
Class B Digital Device

Supplementary Information:

This device complies with part 15 of the FCC Rules. Operation is subject to the
following two conditions: (1) This device may not cause harmful
and (2) this device must accept any inference received, including
that may cause undesired operation.

Representative Person's Name: ERIC LU

GA-6CMC7,GA-6CMC7R

Signature:

Date: Mar. 24, 2000

Eric Lu

pursuant to Part 15 of the FCC rules. These limits
are designed to provide reasonable protection
against harmful interference in residential
installations. This equipment generates, uses, and
can radiate radio frequency energy, and if not
installed and used in accordance with the
instructions, may cause harmful interference to
radio communications. However, there is no
guarantee that interference will not occur in a
particular installation. If this equipment does cause
interference to radio or television equipment

reception, which can be determined by turning the
equipment off and on, the user is encouraged to try to correct the interference by
one or more of the following measures:

-Reorient or relocate the receiving antenna

-Move the equipment away from the receiver

-Plug the equipment into an outlet on a circuit different from that to which the
receiver is connected

-Consult the dealer or an experienced radio/television technician for additional
suggestions

You are cautioned that any change or modifications to the equipment not expressly
approve by the party responsible for compliance could void Your authority to
operate such equipment.

This device complies with Part 15 of the FCC Rules. Operation is subjected to the
following two conditions 1) this device may not cause harmful interference and 2)
this device must accept any interference received, including interference that may
cause undesired operation.

Declaration of Conformity

We, Manufacturer/Importer

(full address)

G.B.T. Technology Träding GMbH

Ausschlager Weg 41, 1F, 20537 Hamburg, Germany

( description of the apparatus, system, installation to which it refers)

declare that the product

GA-6CMC7, GA-6CMC7R

(reference to the specification under which conformity is declared)

in accordance with 89/336 EEC-EMC Directive

EN 55011 Limits and methods of measurement EN 61000-3-2* Disturbances in supply systems caused

of radio disturbance characteristics of EN60555-2 by household appliances and similar

industrial, scientific and medical (ISM electrical equipment “Harmonics”
high frequency equipment

EN55013 Limits and methods of measurement EN61000-3-3* Disturbances in supply systems caused
of radio disturbance characteristics of EN60555-3 by household appliances and similar
broadcast receivers and associated electrical equipment “Voltage fluctuations”
equipment

EN 55014 Limits and methods of measurement EN 50081-1 Generic emission standard Part 1:
of radio disturbance characteristics of Residual, commercial and light industry
household electrical appliances,
portable tools and similar electrical EN 50082-1 Generic immunity standard Part 1:
apparatus Residual, commercial and light industry

EN 55015 Limits and methods of measurement EN 55081-2 Generic emission standard Part 2:
of radio disturbance characteristics of Industrial environment
fluorescent lamps and luminaries

EN 55020 Immunity from radio interference of EN 55082-2 Generic immunity standard Part 2:
broadcast receivers and associated Industrial environment
equipment

EN 55022 Limits and methods of measurement ENV 55104 Immunity requirements for household
of radio disturbance characteristics of appliances tools and similar apparatus
information technology equipment

DIN VDE 0855 Cabled distribution systems; Equipment EN 50091- 2 EMC requirements for uninterruptible

part 10 for receiving and/or distribution from power systems (UPS)

part 12 sound and television signals

Mother Board

is in conformity with

CE marking (EC conformity marking)

The manufacturer also declares the conformity of above mentioned product

with the actual required safety standards in accordance with LVD 73/23 EEC

EN 60065 Safety requirements for mains operated EN 60950 Safety for information technology equipment

electronic and related apparatus for including electrical business equipment
household and similar general use

EN 60335 Safety of household and similar EN 50091-1 General and Safety requirements for
electrical appliances uninterruptible power systems (UPS)

Signature

Date : Mar. 24, 2000 Name : Rex Lin

(Stamp)

Manufacturer/Importer

:

Rex Lin

6CMC7 Series

Socket 370 Processor Motherboard

USER'S MANUAL

Socket 370 Processor Motherboard

REV. 1.1 Second Edition

R-11-02-000425

How this manual is organized

This manual is divided into the following sections:

1) Revision List Manual revision information

2) Item Checklist Product item list

3) Features Product information & specification

4) Hardware Setup Instructions on setting up the motherboard

5) Performance & Block Diagram Product performance & block diagram

6) Suspend to RAM Instructions STR installation

7) BIOS Setup Instructions on setting up the BIOS

software

8) Appendix General reference

Table Of Content

Revision History P.1

Item Checklist P.2

Summary of Features P.3

6CMC7/ 6CMC7R Motherboard Layout P.5

Page Index for CPU Speed Setup / Over Clock Jumper Setting /

P.8

Connectors / Panel and Jumper Definition

Performance List P.28

Block Diagram P.29

Suspend to RAM Installation P.30

Memory Installation P.43

Page Index for BIOS Setup P.44

Appendix P.77

6CMC7/ 6CMC7R Motherboard

Revision History

Revision Revision Note Date

1.1 Initial release of the 6CMC7/ 6CMC7R motherboard
user’s manual.

1.1 Second release of the 6CMC7/6CMC7R motherboard
user’s manual.

Mar.200
0
Apr.2000

The author assumes no responsibility for any errors or omissions that may appear in this
document nor does the author make a commitment to update the information contained herein.
Third-party brands and names are the property of their respective owners.

Apr. 25, 2000 Taipei, Taiwan, R.O.C

1

Item Checklist

þThe 6CMC7/ 6CMC7R Motherboard
þCable for IDE / Floppy device
þCD (IUCD) for motherboard utilities
oInternal USB Cable (Optional)
þ6CMC7/ 6CMC7R User’s Manual

Item Checklist

2

6CMC7/ 6CMC7R Motherboard

82801AA PCI chipset

h 360K, 720K,1.2M,

Summary of Features

Form factor Ÿ 25 cm x 24.5 cm Micro ATX SIZE form factor, 4 layers PCB.
CPU

Chipset Ÿ 82820 HOST / AGP / RDRAM Controller

Clock Generator Ÿ Supports 100 / 133MHz
Memory Ÿ 2 168-pin DIMM Sockets Support 2 banks.

I/O Control Ÿ ITE IT8712
Slots Ÿ 1 AMR (Audio Modem Riser) slot

On-Board IDE Ÿ An IDE controller on the Intel

On-Board
Peripherals

Hardware Monitor
(Optional)

Ÿ Socket 370 processor

Intel Pentium !!! 100/133MHz FSB, Coppermine core FC-PGA
Intel Celeron
VIA Cyrix III 133MHz FSB, PPGA (Optional)

nd

Ÿ 2

cache in CPU (Depend on CPU)

Ÿ 82801AA(ICH) I/O Controller Hub
Ÿ 82805AA(MTH) Memory Translator Hub

TM

100MHz FSB, Mendocimo core PPGA

110/120/140/150 MHz clocks (reserved)

Ÿ 1 Universal AGP slot

(1X / 2X / 4X 1.5V / 3.3V device support)

Ÿ 3 32-bit Master PCI Bus slots(for 6CMC7)
Ÿ 2 32-bit Master PCI Bus slots(for 6CMC7R)



provides IDE HDD/ CD-ROM with PIO, Bus Master
and Ultra DMA33/ATA66 operation modes

Ÿ Can connect up to four IDE devices
Ÿ 1 Floppy port supports 2 FDD wit

1.44M and 2.88M bytes

Ÿ 1 Parallel ports supports SPP/EPP/ECP mode
Ÿ 2 Serial ports (COM A & COM B)
Ÿ 2 USB ports (Front USB port optional)
Ÿ 1 IrDA connector
Ÿ Smart Card Reader Connector
Ÿ CPU/Power Supply/System Fan Revolution detect
Ÿ CPU Fan Control
Ÿ System Voltage Detect
Ÿ CPU Overheat Warning
Ÿ Chassis Intrusion Detect
Ÿ Display Actual Current Voltage

To be continued…

3

On-Board Sound

PS/2 Connector
BIOS Ÿ Licensed AMI BIOS, 4M bit FWH

On-Board LAN
Additional Features Ÿ Internal/External Modem Wake up

Ÿ AC’97
Ÿ Line In / Line Out / Mic In / AUX In / CD In / TEL /

Game Port

Ÿ PS/2



Keyboard interface and PS/2 Mouse

interface

Ÿ Intel

Ÿ STR (Suspend-To-RAM)
Ÿ Wake On LAN
Ÿ PS/2 Keyboard Password Wake up
Ÿ PS/2 Mouse Wake up
Ÿ System after AC back
Ÿ Poly fuse for keyboard, USB, Game port over- current



GD 82559(Optional)

protection

Ÿ USB KB/MS Wake Up from S3

Summary of Features

4

6CMC7/ 6CMC7R Motherboard

JP15

FDD1

J2

SW1

AMR 1

JP21

JP26

JP24

6CMC7/ 6CMC7R Motherboard Layout

PS/2

USB

LAN

COM A

LPT

COM B

JP3

JP16

JP1

PGA 370

CPU

MCH

82820

J1 J17

MTH

82805

JP18

ATX POWER

J22

J14

LED1

JP29

J15

JP11

GAME & AUDIO

AC97

BIOS

JP9

JP10

PCI 1

PCI 2

PCI 3

Intel

82559

J19

IDE1

DIMM 2

J11

BZ 1

IDE2

J12

J23

J20

J16

JP14

JP17
JP5

JP6

J21

J6

AGP 1

6CMC7

J10

JP22

BAT1

JP28

JP8

JP27

JP4

DIMM 1

JP20

ICH

82801

J7

J8

5

6CMC7/ 6CMC7R Motherboard Layout

$
Page Index for CPU Speed Setup/ Over Clock Jumper Setting /
Connectors / Panel and Jumper Definition

CPU Speed Setup P.8
Over Clock Jumper Setting P.9
JP20 (SDRAM Over Clock) [Optional] P.9
JP29 (Over Clock Voltage for SDRAM) [Optional] P.10
J22 (Over Voltage CPU Speed Up) [Optional] P.10
Connectors P.11
GAME & Audio Port P.11
COM A / COM B / LPT Port P.11
USB & LAN Connector P.12
PS/2 Keyboard & PS/2 Mouse Connector P.12
J1 (CPU FAN) P.13

J17 (Power FAN)
J16 (System FAN) P.14
ATX Power P.14
Floppy Port P.15
IDE (Primary/ Secondary) Port P.15
IR P.16
JP15 (STR LED Connector & DIMM LED) P.16
J8 (AUX_IN) P.17
J6 (CD Audio Line In) P.17
J7 (TEL) P.18
J2 (Wake On LAN) P.18
J10 (Ring Power On) P.19
J15 (External SMBUS Device Connector) P.19
JP22 (Front Panel USB Port) P.20
J19 (Audio PIN) P.20
J20 (CD/IN PIN) P.21
J12 (Smart Card Reader) P.21
Panel and Jumper Definition P.22
J23 (2x11 pins jumper) [for 6CMC7] P.22
J11 (Panel Jumper) [for 6CMC7R] P.23

Page

P.13

6

6CMC7/ 6CMC7R Motherboard

JP27& JP28 (USB Port Selection) [Optional] P.23
JP16 (PS/2 Keyboard Power On) P.24
JP18 (STR Selection) P.24
JP17(Case Open) P.25

7

6CMC7/ 6CMC7R Motherboard Layout

JP6 (Timeout Reboot Function) P.25
JP5 (Safe mode/Recovery/Normal) P.26
JP4 (Clear CMOS Function) P.26
JP9 (Top Block Lock) P.27
JP10 (FWH Write Protection) [Optional] P.27
JP14 (Buzzer Enable) [Optional] P.28
JP11 (AMR Select) P.28
JP24 (Onboard LAN Function) [Optional] P.29
JP1 (Cyrix CPU Turbo Function) [Optional] P.29
JP26 (PME Function) [Optional] P.30
JP21 (Front USB Device Wake Up Selection) [Optional] P.30
JP3 (USB Device Wake Up Selection) P.31
J21 (SPK) [Optional] P.31
Bat 1 (Battery) P.32

8

CPU Speed Setup

100/133MHz

CPU Speed Setup

The system bus frequency can be switched at 100MHz ,133MHz and Auto by adjusting JP8 & SW1.
The CPU Frequency is control by BIOS.

JP8 / SW1 Select the System Speed at 100MHz , 133MHz and Auto.

CPU
CLK

100 O O X O OFF 66.6
105 O O O O
110 O X O O
115 O X O X
120 O X X X
125 X O O O
133 X O X O
140 X X O X
150 X X X X

Auto X O X O ON 66.6

1 2 3 4

(O: ON / X : OFF)

SW1

JP8

OFF

OFF

OFF

OFF

OFF

OFF
OFF
OFF

AGP
CLK

70

73.3

76.6

80.0

83.3

66.6

70.0

75.0

MJP8 Open : Force 100MHz
Close : Auto

100MHz

JP8

1

ON

1 2 3 4

SW1

133MHz

JP8

1

ON

1 2 3 4

SW1

Auto

JP8

1

ON

1 2 3 4

SW1

9

6CMC7/ 6CMC7R Motherboard

Over Clock Jumper Setting

(We don’t guaranteed over clock jumper to work àJP20,JP29,J22)

JP20: SDRAM Over Clock (Optional)

Close : Normal (Default) Open : Turbo

CPU CLK DRAM CLK CPU CLK DRAM CLK

100 100 100 100

* 105 105 * 105 105
* 110 110 * 110 110
* 115 115 * 115 115
* 120 120 * 120 120
* 125 94 * 125 125

133 100 * 133 133
* 140 105 * 140 140
* 150 112 * 150 150

1

Pin No. Definition

Open Turbo
Close Normal (Default)

If instability should occur to your system, please adjust JP29.
(* this setting are not guaranteed)

10

6CMC7/ 6CMC7R Motherboard

JP29 : Over Clock Voltage for SDRAM (Optional)

1

Pin No. Definition
1-2close Over Clock
2-3close Normal (Default)

J22 : Over Voltage CPU Speed Up (Optional)(Magic Booster)

Pin No. Definition

2

1

12

11

1-2

close

3-4

close

5-6

close

7-8

close

9-10

close

11-12

close

Normal

(Default)

10%
20%
30%
40%
50%

11

6CMC7/ 6CMC7R Motherboard

Connectors

GAME & Audio Port

GAME

Port

COM A / COM B / LPT Port

Line Out

COM A

MIC

Line In

LPT Port

COM B

12

6CMC7/ 6CMC7R Motherboard

USB & LAN : USB & LAN Connector

1

2

5
6

1 2 3 4

7

1 – Green LED
(LAN Link LED)
2 – Yellow LED
(LAN Active LED)

PS/2 Keyboard & PS/2 Mouse Connector

Pin No. Definition

8

1 USB V0
2 USB D0­3 USB D0+
4 GND
5 USB V1
6 USB D1­7 USB D1+
8 GND

PS/2 Mouse

PS/2 Mouse/ Keyboard
Pin No. Definition

6

4

5

3

1 Data
2 NC
3 GND
4 VCC(+5V)

1 2

PS/2 Keyboard

5 Clock
6 NC

13

J1 : CPU FAN

J17 : Power FAN

Connectors

1

Pin No. Definition

1 Control
2 +12V
3 SENSE

1

Pin No. Definition

1 Control
2 +12V
3 SENSE

14

6CMC7/ 6CMC7R Motherboard

11
1

J16 : System FAN

ATX Power

1

Pin No. Definition

1 Control
2 +12V
3 SENSE

10

20

Pin No. Definition

3,5,7,13,15-17 GND

1,2,11 3.3V

4,6,19,20 VCC

10 +12V
12 -12V
18 -5V

8 Power Good
9 5V SB stand by+5V

14 PS-ON(Soft On/Off)

15

Floppy Port

RED LINE

IDE1(Primary) , IDE2 (Secondary) Port

Connectors

IDE 2 IDE 1

16

RED LINE

6CMC7/ 6CMC7R Motherboard

IR

PIN No. Definition

1

1 VCC(+5V)
2 NC
3 IR data input
4 GND
5 IR data output

JP15 : STR LED Connector & DIMM LED

STR LED Connector External.

JP15

1

+

DIMM LED

17

J8 : AUX_IN

J6 : CD Audio Line In

Connectors

1

Pin No. Definition

1 AUX-L
2 GND
3 GND
4 AUX-R

1

Pin No. Definition

1 CD-L
2 GND
3 GND
4 CD-R

18

6CMC7/ 6CMC7R Motherboard

J7 : TEL(The connector is for internal modem card with voice connector)

1

Pin No. Definition

1 Signal-In
2 GND
3 GND
4 Signal-Out

J2: Wake On LAN

1

Pin No. Definition

1 +5V SB
2 GND
3 Signal

19

J10: Ring Power On

Connectors

1

1

Pin No. Definition

J15 : External SMBUS Device Connector

1

Pin No. Definition

(For 6CMC7)

(For 6CMC7R)

1 Signal
2 GND

1 SMB CLK
2 NC
3 GND
4 SMB DATA
5 +5V

20

6CMC7/ 6CMC7R Motherboard

JP22 : Front Panel USB Port

2

10

J19 : Audio PIN

1

9

Pin No. Definition

1,4,5,10 NC

2 +5V

3,7,9 GND

6 USBP1+
8 USBP1-

8

1 2 7

Pin No. Definition

1 Line out_L
2 Line out_R

3,4,5,6 GND

7 +12V

21

J20 : CD/IN PIN

14

J12: Smart Card Reader

2

1

8

7

Pin No. Definition

2 CD_L
3,7 VCC
4,6 GND

8 CD_R

Connectors

2
1

Pin No. Definition

2,3,4,8,9,13,

14

10 SCRIO
11 GND
12 SCRPRES-

NC

1 VCC
5 SCRFET­6 SCRRST
7 SCRCLK

13

22