Dell JM5B Schematics

AZEDA Internal GFX Power Up Sequence.

SUSPWROK

ICH6 RSMRST# input

SUS_ON

3VSUS_ON
+3VSUS

AUXEN

+5VSUS

15V

SUSPWROK_5V
+1.8VSUS

From SIO GPIO

From SIO GPIO

MAX1999

MAX1999

+3V_SRC

DC_IN+

ACAV_IN

VCCRTC

+5VALW

+3VALW

POWER_SIO#

From Switch at the Dash Board

Internal to SIO

MAX1999

MAX1999

SDC_IN+

BATT Charger M AX1535

PWR_SRC

MAX1615

ALWON

SIO

SC1486

+1.8VSUS_PWRGD

+1.5VSUS

MAX1845

+3V_LAN

MAX1999 To ICH6

SLPS3

ICH6 to SIO

T19

T6

T7

T9

T8

T12

T13

MAX1999

T14

T15

T16

T17

T20

SC1486 To MAX1845

T18

+1.5VSUS_PWRGD

MAX1845

T21

T22

T23

T1

T2

T3

T4

T5

T10

T11

REG12_CTL

1P2V_LAN

BCOM output

BCOM

VCC_SC

VPPCB

VCCCB

T24

T25

T26

Azeda Board Bring-Up Document

CK410 Out Put

CPU VCC CORE

RUNPWROK

RUN_ON_D

PCIRST#,

CPURST#

CPU VID

CPU VID boot value

IMVP_PWRGD

RESET_OUT#

ICH6 VRMPWRGD.

SIO output

SLP S3

RUN_ON

+5VRUN

+1.8VRUN

+3VRUN

MAX1845

SMDDR VTERM

+1.5VRUN

To MAX1987 SYSOK pin
T40

To SIO PWRGD pin,

MAX1987 Shdn pin

+2.5VRUN

MAX1987

CLK_EN#

0.7v

CPUVTT

VTT_PWRGD

0.7v

MAX1806

T41

T43

T33

T32

T27

T28

T29

T30

T31

T34

T35

T36

T37

T38

T39

DBR#

T42

T45

T46

ICH_PWROK

T44

Dell Confidential Revision 0.2