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5 4 3 2 1


01 Block Diagram 61 *
02 System Setting 62 USB CONN CPU CLOCK GEN
03
04
POWER SEQUENCE
CPU-Penryn(HOST)
63
64
*
* Penryn
35W
ICS9LPR363DGLF-T K50IJ
05 CPU-Penryn(PWR) 65 * PAGE 39

06 * 66 * PAGE 4,5

07 Cantiga(HOST) 67 DEBUG CONN zHM008:BSF
zHM008:BSF
zHM008:BSF
zHM008:BSF THERMAL CONTROL
D 08 Cantiga(DMI & CFG) 68 DC & BAT IN PAGE 38 D


09 Cantiga(GRAPHIC) 69 *
10 Cantiga(DDR2) 70 *
11 Cantiga(PWR) 71 * LCD
12 Cantiga(PWR2) 72 SATA-HDD & ODD PAGE 33 NORTH zHM008:2RDD
zHM008:2RDD
zHM008:2RDD
zHM008:2RDD DDR2 SO-DIMM0_On-Board 2G
13 Cantiga(GND) 73 *
CRT
BRIDGE PAGE 23,24
14 * 74 HOLE & Spring
15 SB-ICH9M(1)_SATA 75 * PAGE 32 Cantiga GL40 zHM008:2RDD
zHM008:2RDD
zHM008:2RDD
zHM008:2RDD
16 SB-ICH9M(2)_PCIE/USB 76 EXPRESS GATE
DDR2 SO-DIMM1 Socket PAGE 21
17 SB-ICH9M(3)_PM/GPIO 77 History
18 SB-ICH9M(PWR) 78 * PAGE 7,8,9,10,11,12,13
DDR2 PAGE 21,22,23,24,25
19 * 79 *
20 DDR2 SO-DIMM0 80 POWER_VCORE IMD 4x
IMD 4x
IMD 4x
IMD 4x
21 DDR2 SO-DIMM1 81 POWER_SYSTEM
22 DDR2 TERMINATION 82 POWER_I/O_1.5VS & 1.05VS
23 * 83 POWER_I/O_DDR & VTT
ATAS
ATAS
ATAS
ATAS
C
SATA HDD C

24 * 84 POWER_I/O(Empty)
PAGE 53
25 * 85 POWER_VGA_CORE&1.1VS(Empty)
CPL
CPL
CPL
26 * 86 POWER_MCH_CORE(Empty)
SOUTH
SATA ODD
27 * 87 POWER_CHARGER
PAGE 76 BRIDGE PAGE 72
28 * 88 POWER_DETECT
29 * 89 POWER_LOAD SWITCH SPI ROM ICH9M
30 EC_IT8512E-L(1/2) 90 POWER_PROTECT PAGE 30 EC
31 EC_IT8512E-L(2/2) 91 POWER_SIGNAL ITE IT8502E-L
32 CRT 92 POWER_FLOWCHART PAGE 30 AILAZA INT SPEAKER
33 LVDS & INVERTER CONNECTOR 93 POWER_HISTORY
PAGE 15,16,17,18
AZALIA CODEC PAGE37

34 BT VIA VT1708S
Internal KB Touch Pad EXT MIC
35 *
PAGE 31 PAGE 31 PAGE 37
36 CONEXANT CX20582
37 CONEXANT_HP/MIC
INT MIC1
38 THER SENSOR & FAN
B PAGE 33 B
39 CLOCK GEN-ICS9LPR363DGLF-T
40 *
BSU
41 Switch Button & LED USB Port X4 1x EICP
1x EICP
1x EICP
1x EICP
42 DISCHARGE PAGE 34
MINICARD WLAN PAGE 46
43 * BSU
44 PCI-E LAN_RTL8111C CMOS Camera
45 MDC & RJ45+11 PAGE 33

46 Mini card_WLAN+3G
BSU
CardReader
47 *
PAGE 53
48 * 1x EICP
49 * LAN AR8121 PAGE 44,45
50 *
51 *
52 *
53 CardReader & SIM CONN & TPM
A A
54 NEWCARD
55 *
56 HDA level shifter

57 iHDMI
58 *
Title : Block Diagram
ASUSTek Computer INC. NB1 Engineer: Alex & Bruce
59 *
Size Project Name Rev
60 * Custom K40IJ/K50IJ 1.1
Date: Monday, March 09, 2009 Sheet 1 of 96
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ICH9-M GPIO Use As Signal Name Power EC GPIO Use As Signal Name Power EC GPIO Use As Signal Name Power PCI Device IDSEL# REQ/GNT# Interrupts
GPIO 00 GPI PMSYNC#(programmed as GPO) +3VS GPA0 GPO PWR_LED_UP# - - - CARD READER AD17 0 A
GPIO 01 GPI DOCKING_DET# EXT PU +3VS GPA1 GPO CHG_LED_UP# GPG6 GPO BAT2_CNT2# 1394 AD17 0 B
GPIO [2:5] GPI PCI_INT[E:H]# EXT PU +5VS GPA2 GPO BATSEL_3S# - - -
GPIO 06 GPI - EXT PU +3VS GPA3 - - GPH0 OD PM_CLKRUN# PCIE Device Bus PCIE Device Bus
GPIO 07 GPO SEL_VID2 - +3VS GPA4 GPO LCD_BL_PWM GPH1 ALT - Robson PE(T/R)(p/n)1 3G/TV PE(T/R)(p/n)4
GPIO 08 GPI EXT_SMI# EXT PU +3VSUS GPA5 GPO FAN0_PWM GPH2 ALT - WLAN PE(T/R)(p/n)2 UWB PE(T/R)(p/n)5
D D
GPIO 09 Native WOL_EN +3VSUS GPA6 GPO BAT1_CNT1# GPH3 GPO BAT_LEARN NEWCARD PE(T/R)(p/n)3 GLAN PE(T/R)(p/n)6
GPIO 10 GPI SUS_PWR_ACK EXT PU +3VSUS GPA7 GPO BAT2_CNT1# GPH4 GPO -
EXT_SCI#(Programmed as GPI)
SM-Bus Device SM-Bus Address
GPIO 11 Native +3VSUS GPB0 GPO CHG_EN# GPH5 GPO NUM_LED
Clock Generator 1101001x ( D2 )
GPIO 12 GPO - +3VSUS GPB1 GPO PRECHG GPH6 GPO CAP_LED
CB_SD#(Programmed as GPO)
SO-DIMM 0 1010000x ( A0 )
GPIO 13 GPI +3VSUS GPB2 GPI DISTP# - - -
SO-DIMM 1 1010001x ( A2 )
GPIO 14 GPI AC_PRESENT EXT PD +3VSUS GPB3 ALT SMB0_CLK GPI0 GPI -
CPU Thermal Sensor(MAX6619) 1001100x ( 98 )
GPIO 15 Native STP_PCI# +3VSUS GPB4 ALT SMB0_DAT GPI1 GPI SUS_PWRGD
GPIO 16 Native PM_DPRSLPVR INT PD* +3VS GPB5 OD A20GATE GPI2 GPI ALL_SYSTEM_PWRGD
GPIO 17 GPI WLAN_LED(Programmed as GPO) +3VS GPB6 OD RCIN# GPI3 GPI VRM_PWRGD
GPIO 18 GPO SEL_VID3 - +3VS GPB7 GPO PM_RSMRST# GPI4 GPI PWR_MON
GPIO 19 GPO SEL_VID0 - +3VS GPC0 GPI MARATHON# GPI5 GPI PD_DET#
GPIO 20 GPO SEL_VID4 - INT PD* +3VS GPC1 ALT SMB1_CLK GPI6 GPI KB_ID0
GPIO 21 GPO VID_SW - High Active +3VS GPC2 ALT SMB1_DAT GPI7 GPI KB_ID1
GPIO 22 GPI BT_DET# EXT PU +3VS GPC3 GPO PM_PWRBTN# GPJ0 GPO EC_CLK_EN
GPIO 23 Native ICH_LDRQ1# INT PU +3VS GPC4 ALT AC_IN_OC# GPJ1 GPO PM_PWROK
C C
GPIO 24 GPO WLAN_ON +3VSUS GPC5 GPO OP_SD# GPJ2 GPI UNDOCK#_PD
GPIO 25 Native STP_CPU# +3VSUS GPC6 ALT BAT1_IN_OC# GPJ3 - -
GPIO 26 Native PM_S4_STATE# +3VSUS GPC7 GPO 3G_ON# GPJ4 GPO BL_DA
GPIO 27 GPO SEL_VID5 +3VSUS GPD0 GPI PWRLIMIT# GPJ5 GPO FAN_DA
GPIO 28 GPO SEL_VID6 +3VSUS GPD1 ALT PM_S4_STATE# GPK0 GPI PM_SLP_M#
GPIO 29 Native USB_OC#5 +3VSUS GPD2 ALT BUF_PLT_RST# GPK1 GPI SUSPWR_ACK
GPIO 30 Native USB_OC#6 +3VSUS GPD3 OD EXT_SCI# GPK2 GPI PM_SUSC#
GPIO 31 Native USB_OC#7 +3VSUS GPD4 OD EXT_SMI# GPK3 GPI +3VM_PG
GPIO 32 GPO PM_CLKRUN# +3VS GPD5 GPO LCD_BACKOFF# GPK4 GPI +1.05VM_+3VMCLK_PG
GPIO 33 GPO - INT PU* +3VS GPD6 ALT FAN0_TACH GPK5 GPI LAN_WOL_EN
GPIO 34 GPO - +3VS GPD7 GPI COLOREN# GPL0 GPI AC_APR_UC#
GPIO33 Internal Pull High, Go Low= Flash




GPIO 35 GPO - +3VS GPE0 GPO VSUS_ON GPL1 GPI -
Descriptor Security will be overriden




GPIO 36 GPO SEL_VID1 - +3VS GPE1 GPO SUSC_EC# GPL2 GPO -
GPIO 37 GPI PCB_ID0 +3VS GPE2 GPO SUSB_EC1# GPL3 GPO LAN_RST#
GPIO 38 GPI PCB_ID1 +3VS GPE3 GPO CPU_VRON GPL4 GPO CL_PWROK
B
GPIO 39 GPI PCB_ID2 +3VS GPE4 ALT PWR_SW# GPL5 GPO EC_WLAN_PWR B


GPIO 40 Native USB_OC01# +3VSUS GPE5 ALT BAT2_IN_OC# GPL6 GPO SLP_M_ON
GPIO 41 Native USB_OC2# +3VSUS GPE6 GPI LID_SW# GPL7 GPO S4_STATE_ON
GPIO 42 Native USB_OC3# +3VSUS GPE7 GPO PM_THERM# GPK6 GPO AC_PRESENT
GPIO 43 Native USB_OC4# +3VSUS GPF0 GPI BLUETOOTH# GPK7 GPI PS_CPPE#
GPIO 44 Native CLK_DEC# +3VSUS GPF1 GPI WIRELESS#
GPIO 45 Native CLK_ACC +3VSUS GPF2 ALT PS2_CLK_5S_PD
GPIO 46 Native NEWCARD_OC# +3VSUS GPF3 ALT PS2_DATA_5S_PD
GPIO 47 Native UNDOCKING# +3VSUS GPF4 ALT TP_CLK
GPIO 48 GPI EMAIL_LED# EXT PU +3VS GPF5 ALT TP_DAT
GPIO 49 GPO GPU_RST# INT PU* +3VS GPF6 GPO THRO_CPU
GPIO 50 Native PCI_REQ#1 +5VS GPF7 GPO PS_SHDN#
GPIO 51 Native PCI_GNT#1 INT PU* +3VS GPG0 GPI INSTANT_ON#
GPIO 52 Native PCI_REQ#2 +5VS GPG1 ALT PM_SUSB#
INT PU*: PU or PD in




GPIO 53 Native PCI_GNT#2 INT PU* +3VS GPG2 GPO BAT1_CNT2#
A GPIO 54 Native PCI_REQ#3 +5VS - - - A

GPIO 55 Native PCI_GNT#3 INT PU* +3VS - - -
special time




GPIO 56 GPI - EXT PU +3VSUS

GPIO 57 GPI - EXT PU +3VSUS
GPIO 58 GPI SPI_CS#1 INT PU* +3VSUS Title : System Setting
GPIO 59 Native USB_OC0# +3VSUS ASUSTek Computer INC. NB1 Engineer: Alex & Bruce
Size Project Name
GPIO 60 Native LINKALERT# +3VSUS Rev
Custom K40IJ/K50IJ 1.1
Date: Monday, March 09, 2009 Sheet 2 of 96
5 4 3 2 1
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AC mode will after EC_RST#
BAT Mode will after Press button
A/D_DOCK_IN
+5VLCM
+2.5VREF PCI_RST#
2 PWR_SW#
6 Power On
19
D D

SWITCH
EC_RST#
AC_BAT_SYS
+3VA
1 +3VA_EC 7 PM_PWRBTN# SLP_S4 PM_SUSC# 8
PWRBTN#
+5VA
3 5 PM_RSMRST# RSMRST#
SLP_S3 PM_SUSB# 10
VSUS_ON
EC 15 EC_CLK_EN VRMPWRGD

+1.5VSUS SUS_PWRGD
+3VSUS ICH9-M
IT8502 PM_PWROK CLK GEN
+5VSUS 4 SUSC_EC#
9
PWROK

ICH_CLKEN 16
PM_SUSC#
+12VSUS 8 17 CK_PWRGD VTTPWR_GD
10 PM_SUSB#
SUSB_EC# 11 CLPWROK

C C
CPU_VRON
13
12
ALL_SYSTEM_PWRGD




H_PWRGD
17




PLT_RST#
+0.9V
SUSC#_PWR PM_PWROK
+1.8V
+1.5V 14 19 18
9 +3V DDR_PWRGD
+5V
+12V CLPWROK 20
NB
VRM_PWRGD

H_CPURST# CPU
Cantiga GM
PWROK
B B




+VCCP
11 +1.5VS
SUSB#_PWR
+3VS

+5VS
PWRGD
+12VS
Power On Sequence
1 20
A A


CPU_VRON +VCORE
13



Title : Sequence
ASUSTeK COMPUTER INC Engineer: Alex & Bruce
Size Project Name Rev
Custom K40IJ/K50IJ 1.1
Date: Monday, March 09, 2009 Sheet 3 of 96
5 4 3 2 1
5 4 3 2 1




+VCCP +VCCP 5,7,8,9,11,12,15,18,39,42,82


add test point
TPC26T 1 T0409

D +3VS D
U0401A
7 H_A#[16:3]
H_A#3 J4 H1 U0401B
A[3]# ADS# H_ADS# 7 7 H_D#[15:0] H_D#[47:32] 7




ADDR GROUP 0
ADDR GROUP 0
H_A#4 L5 E2 H_D#0 E22 Y22 H_D#32
A[4]# BNR# H_BNR# 7 D[0]# D[32]#




2
H_A#5 L4 G5 +VCCP H_D#1 F24 AB24 H_D#33
A[5]# BPRI# H_BPRI# 7 D[1]# D[33]#
H_A#6 K5 H_PROCHOT H_D#2 E26 V24 H_D#34
H_A#7 A[6]# R0421 H_D#3 D[2]# D[34]# H_D#35
M3 A[7]# DEFER# H5 H_DEFER# 7 G22 D[3]# D[35]# V26




1




DATA GRP 0
H_A#8 N2 F21 10KOhm H_D#4 F23 V23 H_D#36
A[8]# DRDY# H_DRDY# 7 D[4]# D[36]#




3
H_A#9 J1 E1 R0401 @ H_D#5 G25 T22 H_D#37
H_DBSY# 7




1
H_A#10 A[9]# DBSY# 56Ohm Q0402B H_D#6 D[5]# D[37]# H_D#38
N3 A[10]# E25 D[6]# D[38]# U25
H_A#11 P5 F1 UM6K1N 5 H_D#7 E23 U23 H_D#39
A[11]# BR0# H_BR0# 7 D[7]# D[39]#
H_A#12 P2 H_D#8 K24 Y25 H_D#40




2




4
A[12]# D[8]# D[40]#




6




DATA GRP 2
CONTROL
H_A#13 L2 D20 H_IERR# @ H_D#9 G24 W22 H_D#41
H_A#14 A[13]# IERR# Q0402A H_D#10 D[9]# D[41]# H_D#42
P4 B3 H_INIT# 15 J24 Y23
H_A#15 A[14]# INIT# UM6K1N H_D#11 D[10]# D[42]# H_D#43
P1 2 PM_THERM# 17,30 J23 W24
H_A#16 A[15]# H_D#12 D[11]# D[43]# H_D#44
R1 H4 H_LOCK# 7 H22 W25




1
A[16]# LOCK# H_D#13 D[12]# D[44]# H_D#45
7 H_ADSTB#0 M1
ADSTB[0]# @ H_D#14
F26
D[13]# D[45]#
AA23
H_D#46
7 H_REQ#[4:0] RESET# C1 H_CPURST# 7 K22 D[14]# D[46]# AA24
H_REQ#0 K3 F3 H_D#15 H23 AB25 H_D#47
REQ[0]# RS[0]# H_RS#0 7 D[15]# D[47]#
H_REQ#1 H2 F4 J26 Y26
REQ[1]# RS[1]# H_RS#1 7 7 H_DSTBN#0 DSTBN[0]# DSTBN[2]# H_DSTBN#2 7
H_REQ#2 K2 G3 H26 AA26
REQ[2]# RS[2]# H_RS#2 7 7 H_DSTBP#0 DSTBP[0]# DSTBP[2]# H_DSTBP#2 7
H_REQ#3 J3 G2 H25 U22
REQ[3]# TRDY# H_TRDY# 7 7 H_DINV#0 DINV[0]# DINV[2]# H_DINV#2 7
H_REQ#4 L1
REQ[4]#
7 H_A#[35:17] HIT# G6 H_HIT# 7 7 H_D#[31:16] H_D#[63:48] 7
H_A#17 Y2 E4 D0401 @ H_D#16 N22 AE24 H_D#48
A[17]# HITM# H_HITM# 7 D[16]# D[48]#
H_A#18 U5 H_PROCHOT 1 2 H_D#17 K25 AD24 H_D#49
A[18]# PW RLIMIT# 30,88 D[17]# D[49]#
H_A#19 R3 AD4 XDP_BPM#0 1 T406 TPC26T H_D#18 P26 AA21 H_D#50
A[19]# BPM[0]# D[18]# D[50]#
ADDR GROUP 1
ADDR GROUP 1




H_A#20 W6 AD3 XDP_BPM#1 RB751V-40 H_D#19 R23 AB22 H_D#51
H_A#21 A[20]# BPM[1]# XDP_BPM#2 T407 TPC26T H_D#20 D[19]# D[51]# H_D#52
U4 AD1 1 L23 AB21
A[21]# BPM[2]# D[20]# D[52]#
XDP/ITP SIGNALS




DATA GRP 1
H_A#22 Y5 AC4 XDP_BPM#3 1 T408 TPC26T H_D#21 M24