5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
124
W54/W55
Close to EC
Voltage
W550SU
MODEL_ID
X
RBRA
10K
10KW940SU
X
W540SU 3.3V
10K
10K0V
1.65V
RB
RA
W94
BAT_DET
SMC_BAT
BAT_VOLT
PCLK_KBC
SMD_BAT
3G_DET#
KBC_WRESET#
DD_ON
AC_IN#
CPU_FAN
ALSPI_SCLK
LID_SW#
KB-SI3
KB-SI2
KB-SO5
KB-SI1
KB-SO3
KB-SO4
KB-SO11
KB-SI6
KB-SI4
KB-SO8
KB-SO7
KB-SO6
KB-SO14
KB-SO2
KB-SO15
KB-SI0
KB-SI5
KB-SO12
KB-SO1
KB-SO10
KB-SO0
KB-SI7
KB-SO9
KB-SO13
HSPI_SCLK
HSPI_MSO
HSPI_MSI
HSPI_CE#
80CLK
CPU_FAN
ALSPI_CE#
3IN1
ALSPI_MSI
KBC_WRESET#
MODEL_ID
ALSPI_MSO
BAT_DET
BAT_VOLT
HSPI_SCLK
HSPI_MSO
HSPI_MSI
HSPI_CE#
MODEL_ID
KB-SI3
KB-SI2
KB-SO5
KB-SI1
KB-SO3
KB-SO4
KB-SO11
KB-SI6
KB-SI4
KB-SO8
KB-SO7
KB-SO6
KB-SO14
KB-SO2
KB-SO15
KB-SI0
KB-SI5
KB-SO12
KB-SO1
KB-SO10
KB-SO0
KB-SI7
KB-SO9
KB-SO13
SMB_DATA_1338
SMB_CLK_1338 SMC_BAT
SMD_BAT
BT_DET#
LID_SW#
VDD3
VDD3
KBC_AGND
KBC_AGND
KBC_AVDD
VDD3
3.3VS
VDD3
VDD3
VDD3
VDD3
RTCVCC
VDD3
VDD314,21,23,24,26,31,33,34,36
3.3V12,19,2,21,23,24,26,27,31,32,34
3.3VS10,11,12,13,14,15,16,17,18,20,21,22,23,24,25,26,27,28,29,3,31,35,6,9
KBC_MUTE#29
PWR_SW#31
LID_SW#12,24
WLAN_DET#23
THERM_VOLT2
TOTAL_CUR36
SWI# 16
PM_PCH_PWROK 16,8
DD_ON 25,31,33
HSPI_SCLK 15
HSPI_CE# 15
HSPI_MSI 15
HSPI_MSO 15
CPU_FANSEN 28
LED_BAT_CHG25
80CLK23
LED_PWR25
H_PECI18,3
TP_CLK27
TP_DATA27
LAN_WAKEUP# 17,26
CPU_FAN28
H_PROCHOT_EC3
AC_PRESENT16
LED_ACIN25
GA2018
AC_IN#36
BUF_PLT_RST#17,23,24,26,27
LPC_FRAME#15,24
LPC_SIRQ15,24
PCLK_KBC22
LPC_AD315,24
LPC_AD215,24
LPC_AD115,24
LPC_AD015,24
LOT6_CHG 36
3IN123
AIRPLAN_LED# 25
PWR_BTN#16
RSMRST# 16
CCD_EN 24
BKL_EN 12
SMC_BAT30,36
SMD_BAT30,36
PMOSFET_CONTROL# 36
SB_KBCRST# 17,18
LED_BAT_FULL25
BEEP29
BAT_VOLT30,36
BAT_DET30,36
SUSB#16,25,31,32,9
SUSC#16,34
SMI#18
SCI#18
SUS_PWR_ACK16
SMC_BAT30,36
BAT_VOLT30,36
SMD_BAT30,36
BAT_DET30,36
3G_DET#23
ALL_SYS_PWRGD 12,16,35
BRIGHTNESS11
3G_EN23
USB_CHARGE_EN 31,33
BT_DET# 23ME_WE14
BT_EN 23
AUTO_LOAD_PWR 31
3G_POWER_EN 23
WLAN_PWR_EN 23
SML1CLK15
SML1DATA15
CHG_JAP 36
RTCVCC14,16,21
WLAN_EN 23
SMD_EDP_DAT11
SMC_EDP_CLK11
Title
Size
Document Number R e v
Date: Sheet
of
6-71-W54S0-D02A
2.0A
[30] KBC-ITE IT8587
A3
30 45Wednesday, September 25, 2013
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
6-7P-W5409-002
Title
Size
Document Number R e v
Date: Sheet
of
6-71-W54S0-D02A
2.0A
[30] KBC-ITE IT8587
A3
30 45Wednesday, September 25, 2013
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
6-7P-W5409-002
Title
Size
Document Number R e v
Date: Sheet
of
6-71-W54S0-D02A
2.0A
[30] KBC-ITE IT8587
A3
30 45Wednesday, September 25, 2013
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
6-7P-W5409-002
R192 10K_04
R176
100K_04
R169 10K_04
R1 100K_04
C139
0.1u_10V_X7R_04
C156 0.1u_10V_X7R_04
J_KB2
*85208-24051
24
23
22
14
12
11
21
8
20
19
6
5
18
4
17
10
9
7
3
2
1
16
15
13
25
26
C398
*1.5p_50V_NPO_04
D8
*BAV99 RECTIFIER
A
C
AC
R112 1K_04
C168
0.1u_10V_X7R_04
R104 1.5K_04
C137
0.1u_10V_X7R_04
C397
*1.5p_50V_NPO_04
C185 1u_6.3V_X5R_04
D4
*BAV99 RECTIFIER
A
C
AC
C146
10u_10V_Y5V_08
C141 0.1u_10V_X7R_04
C158
0.1u_10V_X7R_04
C167
*0.1u_10V_X7R_04
R102 *0_04
C177
0.1u_10V_X7R_04
R105 *10K_04
R150 *20mil_04
R98 *10K_04
D2
*BAV99 RECTIFIER
A
C
AC
C162
0.1u_10V_X7R_04
R438 47K_04
R96 *10K_04
R109 0_04
U25
*IDT1338
VCC
8
SCL
6
VBAT
3
X2
2
SQW/OUT
7
SDA
5
GND
4
X1
1
J_KB1
85208-24051
24
23
22
14
12
11
21
8
20
19
6
5
18
4
17
10
9
7
3
2
1
16
15
13
25
26
R97 10K_04
R110 0_04
C136 *10p_50V_NPO_04
LPC
DAC
SMBUS
PWM
PS/2
WAKE UP
GP INTERRUPT
UART
K/B MATRIX
IT8587
ADC
U5A
IT8587E/FX
GPB6/KBRST#
4
GPM6/SERIRQ
5
GPM5/LFRAME#
6
GPM3/LAD3
7
GPM2/LAD2
8
GPM1/LAD1
9
GPM0/LAD0
10
GPM4/LPCCLK
13
WRST#
14
GPD4/ECSMI#
15
GPC7/PWUREQ#/BBO/SMCLK2ALT
16
GPD0/RI1#
18
GPE7/L80LLAT/5VT
20
GPD1/RI2#/5VT
21
GPD2/LPCRST#/5VT
22
GPD3/ECSCI#/5VT
23
GPA1/PWM1/5VT
25
GPA5/PWM5/5VT
31
GPA6/PWM6/SSCK/5VT
32
GPD5/GINT/CTS0#/5VT
33
GPA7/PWM7/RIG1#/5VT
34
GPJ1
77
GPJ3/DAC3/TACH1B
79
GPF0/PS2CLK0/TMB0/CEC/5VT
85
GPF2/PS2CLK1/DTR0#/5VT
87
GPF4/PS2CLK2/5VT
89
GPF5/PS2DAT2/5VT
90
GPB0/RXD/SIN0/5VT
108
GPB1/TXD/SOUT0/5VT
109
GPB3/SMCLK0/5VT
110
GPB4/SMDAT0/5VT
111
GPF6/SMCLK2/PECI
117
GPB5/GA20
126
5VT/LPCPD#/GPE6
17
5VT/L80HLAT/BAO/GPE0
19
5VT/RTS1#/GPE5
35
KSO0/PD0
36
KSO1/PD1
37
KSO2/PD2
38
KSO3/PD3
39
KSO4/PD4
40
KSO5/PD5
41
KSO6/PD6
42
KSO7/PD7
43
KSO8/ACK#
44
KSO9/BUSY
45
KSO10/PE
46
TACH0A/GPD6
47
KSO11/ERR#
51
KSO12/SLCT
52
KSO13
53
KSO14
54
KSO15
55
KSI0/STB#
58
KSI1/AFD#
59
KSI2/INIT#
60
KSI3/SLIN#
61
KSI4
62
KSI5
63
KSI6
64
KSI7
65
5VT/SSCE1#/VCEN/TM/GPG0
106
5VT/( PD )DTR1#/SBUSY/ID7/GPG1
107
5VT/RING#/PWRFAIL#/CK32KOUT/LPCRST#/GPB7
112
TMRI0/GPC4
120
CTX0/TMA0/GPB2
123
TMRI1/GPC6
124
VBAT
3
VCC
11
VSTBY1
26
VSTBY2
50
AVCC
74
VSTBY3
92
VSTBY4
114
VSTBY5
121
VSTBY6
127
VSS1
1
VCORE
12
VSS3
27
VSS4
49
AVSS
75
VSS5
91
VSS6
113
VSS7
122
GPF1/PS2DAT0/TMB1/5VT
86
GPF3/PS2DAT1/RTS0#/5VT
88
GPI0/ADC0
66
GPI1/ADC1
67
GPI3/ADC3
69
GPI4/ADC4
70
GPI7/ADC7/CTS1#
73
5VT/CTX1/SOUT1/DAT3/ID2/GPH2
95
5VT/FSCE#/GPG3
101
5VT/FMOSI/GPG4
102
5VT/FMISO/GPG5
103
5VT/FSCK/GPG7
105
5VT/DSR0#/GPG6
104
R387 *0_04
C172 *10p_50V_NPO_04
R108 0_04
R111 10K_04
R99 43_1%_04
R107 0_04
R101*0_04
R103 1.5K_04
R390 *0_04
R95 *10K_04
.
L14
HCB1005KF-121T20
R178 10K_04
R163 *10_04
R171 *10K_04
PJ7 *CV-40mil
1 2
IT8587
U5B
IT8587
GPA0/PWM0/5VT
24
GPA2/PWM2/5VT
28
GPA3/PWM3/5VT
29
GPA4/PWM4/5VT
30
GPI2/ADC2
68
GPI5/ADC5/DCD1#
71
GPI6/ADC6/DSR1#
72
GPJ0/TACH2
76
GPJ4/DAC4/DCD0#
80
GPJ5/DAC5/RIG0#
81
GPC1/SMCLK1/5VT
115
GPC2/SMDAT1/5VT
116
GPE4/PWRSW
125
CK32KE/GPJ7
2
TACH1/TMA1/GPD7
48
5VT/EGAD/GPE1
82
5VT/EGCS#/GPE2
83
5VT/EGCLK/GPE3
84
5VT/CLKRUN#/ID0/GPH0
93
5VT/ID3/GPH3
96
5VT/ID4/GPH4
97
5VT/ID5/GPH5
98
5VT/ID6/GPH6
99
5VT/SSCE0#/GPG2
100
5VT/CRX0/GPC0
119
CK32K/GPJ6
128
5VT/CRX1/SIN1/SMCLK3/ID1/GPH1
94
GPJ2/DAC2//TACH0B
78
GPF7/SMDAT2/PECIRQT#
118
KSO16/SMOSI/GPC3
56
KSO17/SMISO/GPC5
57
C138
0.1u_10V_X7R_04
D3
*BAV99 RECTIFIER
A
C
AC
X4
*MC-306_32.768KHz
14
3 2
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