MiTAC 8050D SOUTHBRIDGE-ICH4-M(2/2)

5 4 3 2 1

U715E

15

USBP0+

R185

1

0/NA

2 5%

0402G_DFS

C20

USBP_0

R190

1

0/NA

2

5%

0402G_DFS

D20

15

USBP0-

USBP_0#

R173

1

0/NA

2

5%

0402G_DFS

A21

15

USBP1+

USBP_1

R178

1

0/NA

2

5%

0402G_DFS

B21

15

USBP1-

USBP_1#

R196

1

0/NA

2

5%

0402G_DFS

C18

15

USBP2+

USBP_2

R205

1

0/NA

2

5%

0402G_DFS

D18

15

USBP2-

USBP_2#

TP23

1

A19

USBP_3

TP29

1

B19

USBP_3#

TP33

1

C16

USBP_4

TP37

1

D16

USBP_4#

TP24

1

A17

D

USBP_5

TP28

1

B17

USBP_5#

15

USB_OC0#

USBOC0#

B15

OC#0

C14

USBOC1#

OC#1

A15

15

USB_OC1#

OC#2

B14

WHEN USE INTEGRATE VGA

USBOC4#

OC#3

A14

USBOC5#

D14

OC#4

ADD RP26

OC#5

19,24

WIRELESS_PD#

RP26

J20

GPIO 32

1

8

G22

7,12,24

PANEL_ID0

GPIO 33

2

0*4/NA

7

F20

7,12,24

PANEL_ID1

GPIO 34

3

1206

6

G20

7,12,24

PANEL_ID2

GPIO 35

4

5

F21

7,12,24

PANEL_ID3

MB_ID2

GPIO 36

H20

24

MB_ID2

GPIO 37

F23

15,24

IDERST#

GPIO 38

H22

19,24

MINIPCI_ACT#

MB_ID0

GPIO 39

G23

24

MB_ID0

GPIO 40

MB_ID1

H21

24

MB_ID1

GPIO 41

F22

24

GPIO42

GPIO43

GPIO 42

24

GPIO43

E23

GPIO 43

11 USBCLK_ICH

F19

CLK48

B23

USBRBIAS#

A23

USBRBIAS

1

R838

18.2

ICH4-M

0402

BGA360_25_36

1%

2

271061180101

C

GND

				+1.5V
		HI_COMP	R900
			1	2
			48.7
B
	15 PD_D[0..15]	PD_D[0..15]		U715C
		PD_D15	Y11	PDD 15
		PD_D14	W11
				PDD 14
		PD_D13	W10
				PDD 13
		PD_D12	AB10
				PDD 12
		PD_D11	W9
				PDD 11
		PD_D10	AC9
				PDD 10
		PD_D9	Y9
				PDD 9
		PD_D8	AB9
				PDD 8
		PD_D7	AA8
				PDD 7
		PD_D6	Y8
				PDD 6
		PD_D5	AB8
				PDD 5
		PD_D4	AA7
				PDD 4
		PD_D3	AA10
				PDD 3
		PD_D2	Y10
				PDD 2
		PD_D1	AC11
				PDD 1
		PD_D0	AB11
				PDD 0
15		PDIOW#	W12	PDIOW#
15		PDDACK#	Y12	PDDACK#
			AA11
15		PDDREQ		PDDREQ
			AC12
15		PDIOR#		PDIOR#
			AB12
15		PIORDY		PIORDY
15		PDA0	AA13	PDA0
			AB13
15		PDA1		PDA1
			W13
15		PDA2		PDA2
15		PDCS1#	Y13	PDCS1#
			AB14
15		PDCS3#		PDCS3#
A
				ICH4-M
				BGA360_25_36

SOUTHBRIDGE-ICH4-M(2/2)

HUB_HI[0..10]

+VCCP

+3V

HUB_HI0

HUB_HI[0..10] 4

HI 0

L19

1

L20

HUB_HI1

R392

1

2 8.2K

HI 1

13,17,19,22

SERIRQ

M19

HUB_HI2

R936

0402

5%

HI 2

M21

HUB_HI3

56

HI 3

P19

HUB_HI4

0402

HI 4

R19

HUB_HI5

5%

R307

1

2

5%

13,16

SB_PME#

R907 1

HI 5

2

R937

T20

HUB_HI6

0402

10K/NA

0402

HI 6

R20

HUB_HI7

1

2

CPU_FERR#

13

HI 7

2

HFERR#

P23

HUB_HI8

ICH_LAN_RST#

1

2

HI 8

13

ICH_LAN_RST#

L22

HUB_HI9

56

5%

HI 9

N22

HUB_HI10

0402

R308

10K

0402

5%

VDD3S

HI 10

K21

R856 1

2 56

GND

GND

HI 11

R929

47K

SMLINK1

0402

5%

1

2

HI_STB#/HI_STBF

N20

HUB_STB#

4

0402

5%

SMLINK0

P21

R940

1

2

47K

HI_STB/HI_STBS

HUB_STB

4

+VCCP

R23

HI_COMP

0402

5%

HI_COMP

R22

HI_VSWING

1

HIVSWING

M23

HI_VREF

R933

1

2

10K

ICH_BATLOW#

HIREF

T21

66M_ICH

11

R269

0402

5%

CLK66

56

R310

1

2

10K

ICH_SYS_RESET#

LANRXD0

A10

0402

0402

5%

A9

5%

LANRXD1

2

A11

R273

LANRXD2

R261

0

2 5%

VDD3S

+3V

B10

1

1

2

CPU_THRMTRIP# 13

LANTXD0

2 CPU_THRMTRIP_OUT#

C10

0402G_DFS

LANTXD1

56

5%

A12

LANTXD2

TP704

B11

1

0402

1

1

1

1

LANRSTSYNC

C11

R811

1

2

10K

LANCLK

Q20

+VCCP

R315

R318

R316

R317

0402

5%

EE_DIN

D11

C

288203904022

R266

2.2K

2.2K

G

10K

10K

D10

GND

MMBT3904L

0402

0402

0402

0402

EE_CS

C12

B

1

2

5%

5%

5%

5%

EE_SHCLK

EE_DOUT

A8

2

2

D

S

2

2

SMBDATA

6,11

EE_DOUT

R812 0 0402

5%

1K

5%

13

SMB_DATA

D S

ACSYNC

C9

1

2

ACSYNC

20

E

0402

1Q21

2

D9

ACSDOUT

20

2N7002

ACSDOUT

B8

R313

0/NA

0402

5%

ACBITCLK

ACBITCLK

20

1

1

C13

C787

G

ACRST#

ACRST#

20

R290

D13

10P/NA

ACSDIN0

ACSDIN0

20

A13

0402

0/NA

ACSDIN1

ACSDIN1

20

B13

2

+/-10%

0402

D

S

SMBCLK

6,11

ACSDIN2

13

SMB_CLK

1

50V

2

5%

D S

1

2

R810

GND

THERM_ERR#

22,25

2N7002

0402

10

0402

0402

0402

0402

R314 0/NA

0402 5%

0402

Document

0402

2

5%

VDD3S

GND

R883

130

Secret

R3

GPI[7]

I

MAIN POWER WELL

KBD_US/JP#

1

1

GPIO CHARACTERISTIC LIST

R197

R809

NAME

TYPE

POWER PLANE

CURRENT DEFINE

10K

10K

B5

GPI[0]

I

MAIN POWER WELL

CRT_IN#

0402

0402

A6

GPI[1]

I

MAIN POWER WELL

SB_CARD_PME#

5%

5%

2

2

USBOC4#

C8

GPI[2]

I

MAIN POWER WELL

PCI_INTE#

USBOC5#

D7

GPI[3]

I

MAIN POWER WELL

PCI_INTF#

+1.5V

C3

GPI[4]

I

MAIN POWER WELL

PCI_INTG#

+1.5V

C4

GPI[5]

I

MAIN POWER WELL

ICH_GPI5

MiTac

4.7K/NA

5%

W19

GPO[20]

O

MAIN POWER WELL

STOP_CPU#

2

1

STRAPPING

R2

GPI[6]

I

MAIN POWER WELL

AGPBUSY#

R911

487

0603

+3V

V4

GPI[8]

I

RESUME POWER WELL

EXTSMI#

1%

1%

HI_VREF

1

HI_VSWING

2

ACS OUT

R1113

0402

AA5

GPI[11]

I

RESUME POWER WELL

SMBALERT#(Pull high only)

1

1

1

1

1

1

4.7K/NA

5%

V5

GPI[12]

I

RESUME POWER WELL

SCI#

ConfidentSTRAPPINGialPINS FUNCTIONS

H20

GPIO[37]

I/O

MAIN POWER WELL

MB_ID2

C829

C828

R884

C838

C839

R912

EE DOUT

W3

GPI[13]

I

RESUME POWER WELL

WAKE_UP#

0.01U

0.1U

150

0.01U

0.1U

150

1

2

2

10%

2

10%

1%

2

10%

2

10%

1%

R813

4.7K/NA

0402

5%

E8

GPO[16]

O

MAIN POWER WELL

X

50V

16V

2

50V

16V

2

GND

C5

GPO[17]

O

MAIN POWER WELL

X

GND

GND

+VHI_ICH

Y21

GPO[18]

O

MAIN POWER WELL

STOP_PCI#

R275

0402

W18

GPO[19]

O

MAIN POWER WELL

SUSA#

1

2

SD D[0..15]

13,31

DPRSLPVR

1

2

T3

GPO[21]

O

MAIN POWER WELL

C3_STAT#

SDD 15

Y17

SD_D15

SD D[0..15]

15

R286 4.7K

0402

5%

SDD 14

AA17

SD_D14

GND

Y20

GPO[22]

OD

MAIN POWER WELL

CPUPERF#

SDD 13

Y16

SD_D13

J21

GPO[23]

O

MAIN POWER WELL

X

SDD 12

AB16

SD_D12

SDD 11

Y15

SD_D11

+3V

AC2

GPIO[24]

I/O

RESUME POWER WELL

PCLKRUN#

SDD 10

AA15

SD_D10

R852

0402

SDD 9

AC15

SD_D9

13,20

SBSPKR

1

2

V2

GPIO[25]

I/O

RESUME POWER WELL

SPK_OFF

Y14

SD_D8

4.7K/NA

5%

SDD 8

SDD 7

AA14

SD_D7

W1

GPIO[27]

I/O

RESUME POWER WELL

X

W14

SD_D6

SDD 6

SDD 5

AB15

SD_D5

W4

GPIO[28]

I/O

RESUME POWER WELL

X

W15

SD_D4

SDD 4

SDD 3

AC16

SD_D3

J20

GPIO[32]

I/O

MAIN POWER WELL

WIRELESS_PD#

W16

SD_D2

SDD 2

SDD 1

AB17

SD_D1

G22

GPIO[33]

I/O

MAIN POWER WELL

PANEL_ID0

W17

SD_D0

SDD 0

SDIOW#

AA18

SDIOW#

15

F20

GPIO[34]

I/O

MAIN POWER WELL

PANEL_ID1

SDDACK#

AB19

SDDA K#

15

G20

GPIO[35]

I/O

MAIN POWER WELL

PANEL_ID2

AB18

SDDREQ

SDDREQ

15

STRAPPING AT RISING EDGE OF PWROK

SDIOR#

Y18

SDIOR#

15

F21

GPIO[36]

I/O

MAIN POWER WELL

PANEL_ID3

SIORDY

AC19

SIORDY

15

SDA2

AC21

SDA2

15

ACSDOUT

SAFE MODE

F23

GPIO[38]

I/O

MAIN POWER WELL

IDERST#

AC20

SDA1

SDA1

15

SDA0

AA20

SDA0

15

EEDOUT

RESERVED

H22

GPIO[39]

I/O

MAIN POWER WELL

MINIPCI_ACT#

SDCS1#

AB21

SDCS1#

15

GNTA#

OP-BLOCK SWAP OVERRIDE

G23

GPIO[40]

I/O

MAIN POWER WELL

MB_ID0

AC22

SDCS3#

SDCS3#

15

IRQ14

AC13

IRQ14

15

DPRSLPVR

HUB INTERFACE TERMINATION SCHEME

H21

GPIO[41]

I/O

MAIN POWER WELL

MB_ID1

HUB_ICH_COMP

HUB INTERFACE SCHEME(1.0 OR 1.5)

F22

GPIO[42]

I/O

MAIN POWER WELL

X

AA19

IRQ15

IRQ15

15

SBSPKR

NO REBOOT

E23

GPIO[43]

I/O

MAIN POWER WELL

X

Title

8050D MOTHER B/D

VDD3S

2 10K

5%

SMLINK1 13

SMLINK0 13

ICH_BATLOW# 13

ICH_SYS_RESET# 13

D

C

B

A

5

		Size	Document
		C		PCB 316680900001/ASSY 411682700001
			Number
		Date:	Wednesday, December 31, 2003		Sheet	14	of	34
4	3	2		1

Rev R01

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