Table of Contents
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KBC-ITE IT8518
R501
*15mil_short_06
VDD3
C741
C742
C743
*0.1u_16V_Y5V_04
10u_10V_Y5V_08
0.1u_16V_Y5V_04
L118
HCB1005KF-121T20
3.3VS
7,11
LPC_AD0
7,11
LPC_AD1
7,11
LPC_AD2
7,11
LPC_AD3
7,8
LPC_CLK0
R785
*0_04
7,11,16,17
BUF_PLT_RST#
7,11
LPC_FRAME#
7,11
SERIRQ
R786
*10mil_short_04
7,12
EC_RST#
KBC_WRESET#
GA20
8
GA20
8,29
AC_IN#
21
LED_ACIN
R797
*10mil_short_04
3,9
APU_TALERT#
( SMI# )
8
EC_SMI#
( SCI# )
8
EC_SCI#
WLAN_EN
17,21
WLAN_EN
18
KBC_MUTE#
ME_WE#
CPU_FAN
22
CPU_FAN
( WEB1# )
22
WEB_EMAIL#
VGA_FAN
C855
0.1u_16V_Y5V_04
BAT_DET
29
BAT_DET
BAT_VOLT
29
BAT_VOLT
( APKEY# )
22
AP_KEY #
2
THERM_VOLT
29
TOTAL_CUR
3G_DET#
15
3G_DET#
CCD_DET#
15
CCD_DET#
MODEL_ID
SMC_BAT
29
SMC_BAT
SMD_BAT
29
SMD_BAT
R708
*10mil_short_04
3,8,9
SMC_CPU_THERM
R709
*10mil_short_04
3,8,9
SMD_CPU_THERM
H_PECI
R523
*0_04
LCD_BRIGHTNESS
KBC_BEEP
( BEEP )
18
KBC_BEEP
21
LED_SCROLL#
21
LED_NUM#
21
LED_CAP#
21
LED_BAT_CHG
21
LED_BAT_FULL
Pin87 3IN1 m ulti
21
LED_PWR
function pin
80CLK
17
80CLK
17,21
BT_DET#
80DET#
R787
1K_04
( 80PORT_DET# )
17
3IN1
( WEB2# )
22
WEB_WWW#
22
TP_CLK
22
TP_DATA
C168 *180P_50V_NPO_04
C167 180P_50V_NPO_04
15
3G_EN
D02
23
PWR_SW#
8,13,22
LID_SW#
8
PWR_BTN#
R829
*0_04
17,21
WLAN_LED#
17
WLAN_DET#
WEB1#---WEB_EMAIL#
Value modify 3/23
WEB2#---WEB_WWW#
0_04 FOR IT8512CX/EX
R533
0.1U_04 FOR ITE8512-J(ITE8502-J
W/0 CIR)
C753
EC Cost Down
LCD_BRIGHTNESS
R535
*10mil_short_04
12,13
BRIGHTNESS
C756
*0.1u_16V_Y 5V_04
KBC_AVDD
L117
HCB1005KF-121T20
C744
C747
C856
C745
*0.1u_16V_Y5V_04
0.1u_16V_Y5V_04
0.1u_16V_Y5V_04
*0.1u_16V_Y 5V_04
C748
0.1u_16V_Y 5V_04
KBC_AGND
EC_VCC
FOR W24/W27
U38
85201-24051
10
58
KB-SI0
4
9
LAD0
KSI0/STB#
59
5
KB-SI1
LAD1
KSI1/AFD#
8
60
6
KB-SI2
LAD2
KSI2/INIT#
7
61
KB-SI3
8
LAD3
KSI3/SLIN#
13
62
KB-SI4
11
LPCCLK
KSI4
6
63
KB-SI5
12
LFRAME#
KSI5
5
64
KB-SI6
14
LPC
K/B MATRIX
22
SERIRQ
KSI6
65
15
KB-SI7
LPCRST#/WUI4/GPD2( PU )
KSI7
14
36
KB-SO0
1
WRST#
KSO0/PD0
37
KB-SO1
2
KSO1/PD1
126
38
KB-SO2
3
GA20/GPB5
KSO2/PD2
4
39
KB-SO3
7
16
KBRST#/GPB6( PU )
KSO3/PD3
40
9
KB-SO4
PWUREQ#/GPC7( PU )
KSO4/PD4
20
41
10
KB-SO5
L80LLAT/GPE7( PU )
KSO5/PD5
42
KB-SO6
13
KSO6/PD6
23
43
KB-SO7
16
ECSCI#/GPD3( PU )
KSO7/PD7
15
44
KB-SO8
17
ECSMI#/GPD4( PU )
KSO8/ACK#
45
KB-SO9
18
KSO9/BUSY
46
19
DAC
KB-SO10
KSO10/PE
76
51
20
KB-SO11
GPJ0
KSO11/ERR#
77
52
KB-SO12
21
GPJ1
KSO12/SLCT
78
53
KB-SO13
22
DAC2/GPJ2
KSO13
79
54
KB-SO14
23
DAC3/GPJ3
KSO14
80
55
KB-SO15
24
IT8518
81
DAC4/GPJ4
KSO15
DAC5/GPJ5
ADC
FLASH
66
100
( 3G_PWR_EN )
ADC0/GPI0
FLFRAME#/GPG2
67
101
KBC_SPI_CE#
68
ADC1/GPI1
FLAD0/SCE#
102
KBC_SPI_SI
69
ADC2/GPI2
FLAD1/SI
103
KBC_SPI_SO
ADC3/GPI3
FLAD2/SO
70
104
VCHG_SEL
ADC4/GPI4
FLAD3/GPG6
71
105
KBC_SPI_SCLK
ADC5/GPI5
FLCLK/SCK
72
106
ADC6/GPI6
( PD )FLRST#/WUI7/GPG0/TM
73
ADC7/GPI7
GPIO
56
SMBUS
110
( PD )KSO16/GPC3
57
SMCLK0/GPB3
( PD )KSO17/GPC5
111
SMDAT0/GPB4
115
93
EC_RESET
SMCLK1/GPC1
( PD )GPH0/ID0
116
94
SMDAT1/GPC2
( PD )GPH1/ID1
117
95
118
SMCLK2/GPF6( PU )
( PD )GPH2/ID2
96
SMDAT2/GPF7( PU )
( PD )GPH3/ID3
97
( PD )GPH4/ID4
98
PWM
( PD )GPH5/ID5
24
99
PWM0/GPA0( PU )
( PD )GPH6/ID6
25
107
PWM1/GPA1( PU )
( PD )GPG1/ID7
28
29
PWM2/GPA2( PU )
EXT GPIO
PWM3/GPA3( PU )
30
82
USB_PWR_EN#
PWM4/GPA4( PU )
( PD )EGAD/GPE1
31
83
OCPPE#
PWM5/GPA5( PU )
( PD )EGCS#/GPE2
32
84
ICPPE#
PWM6/GPA6( PU )
( PD )EGCLK/GPE3
34
PWM7/GPA7( PU )
WAKE UP
35
PS/2
( PD )WUI5/GPE5
85
17
PS2CLK0/GPF0( PU )
( PD )LPCPD#/WUI6/GPE6
86
PS2DAT0/GPF1( PU )
87
PWM/COUNTER
PS2CLK1/GPF2( PU )
88
47
PS2DAT1/GPF3( PU )
( PD )TACH0/GPD6
89
48
W244_DET
90
PS2CLK2/GPF4( PU )
( PD )TACH1/GPD7
D02
PS2DAT2/GPF5( PU )
120
( PD )TMRI0/WUI2/GPC4
124
WAKE UP
( PM_PWROK )
( PD )TMRI1/WUI3/GPC6
125
R710
*10mil_short_04
PWRSW/GPE4( PU )
CIR
18
119
CELL_CONTROL
21
RI1#/WUI0/GPD0( PU )
( PD )CRX/GPC0
123
RI2#/WUI1/GPD1( PU )
( PD )CTX/GPB2
GP INTERRUPT
LPC/WAKE UP
33
19
SWI#
8
GINT/GPD5( PU )
( PD )L80HLAT/GPE0
112
( PD )RING#/PWRFAIL#/LPCRST#/GPB7
UART
108
CLOCK
RXD/GPB0( PU )
109
2
CK32KE
TXD/GPB1( PU )
CK32KE
128
CK32K
CK32K
R531
*10M_04
IT8518E VER:C
X11
*1TJS125DJ4A420P_32.768KHz
EC_VSS
1
4
*0_04
R534
*10mil_short
2
3
0.1u_16V_Y 5V_04
C754
*12p_50V_NPO_04
NC2
SHORT
6-22-32R76-0B4
KBC_AGND
R534 For IT8518BX&
IT8519BX Only.
VDD3
J_80DEBUG1
VDD3
4
3IN1
3
80CLK
C746
2
1
*0.1u_16V_Y5V_04
*85205-04001
6-20-41120-104
80PORT
1
24
J_KB1
FOR W25
J_KB1
J_KB2
*85201-24051
EC MODULE CHOOSE (FOR DIFFERENCE CPU TYPE)
KB-SI0
4
5
KB-SI1
VER.
R503 / R504
6
KB-SI2
KB-SI3
8
D01
10K / X
KB-SI4
11
KB-SI5
12
D01
X / 10K
KB-SI6
14
15
KB-SI7
D01
10K / 10K
KB-SO0
1
D01
2.49K / 7.5K
KB-SO1
2
KB-SO2
3
D01
60K / 10K
KB-SO3
7
9
KB-SO4
D01
20K / 10K
10
KB-SO5
KB-SO6
13
D01
10K / 20K
KB-SO7
16
KB-SO8
17
KB-SO9
18
19
KB-SO10
MODEL_ID
R503
20
KB-SO11
KB-SO12
21
R504
KB-SO13
22
KB-SO14
23
KB-SO15
24
VDD3
3G_DET#
3G_POWER 15
CCD_DET#
Pin100,104&106 EXT ¤£¯à Pull hi
SMD_BAT
R808
2.2K_04
& Pull Low .
SMC_BAT
R809
2.2K_04
CCD_EN 15
WLAN_LED#
SUSB#
8,11,12,23
SUSC#
8,23,25
W244_DET
R510
*10K_04
3.3VS
BT_EN
17,21
R511
10K_04
BKL_EN
13
HSPI_CE# 9
FOR W244
D02
HSPI_SCLK 9
HSPI_MSO 9
HSPI_MSI 9
DD_ON
19,23,24
VDD3
U37
8
5
KBC_SPI_SI_R
VDD
SI
2
KBC_SPI_SO_R
SO
1
KBC_SPI_CE#_R
CE#
6
KBC_SPI_SCLK_R
SCK
KBC_FLASH
3
WP#
RSMRST_GATE# 8
KBC_RST# 8
KBC_HOLD#
7
4
HOLD#
VSS
CPU_FANSEN 22
*AT25F512AN
For 8502E
U37 U39 Co-layout
VCORE_ON 28
ALL_SYS_PWRGD 11,13
VDD3
C752
For 8512E
KBC_SPI_*_R = 0.1"~0.5"
LAN_PCIE_WAKE# 16
0.1u_16V_Y5V_04
U39
8
5
KBC_SPI_SI_R
VDD
SI
PMOSFET_CONTROL# 29
2
µL«OÅ@
KBC_SPI_SO_R
SO
R528 1K_04
KBC_FLASH
3
1
KBC_SPI_CE#_R
WP#
CE#
6
KBC_SPI_SCLK_R
SCK
R532 4.7K_04
7
4
KBC_HOLD#
HOLD#
VSS
U37 U39 Co-layout
25VF032B
C755
D02
*12p_50V_NPO_04
Schematic Diagrams
VDD3
R502
100K_04
KBC_WRESET#
C749
1u_6.3V_X5R_04
VOLTAGE
MODEL_ID
3.3V
W240BL(9W)
0V
W240BZ(18W)
1.65V
W251BLQ(9W)
2.5V
W251BZQ(18W)
Sheet 20 of 33
0.47V
W270BZQ(9W)
1.1V
W270BZQ(18W)
KBC-ITE IT8518
2.2V
Reserve
2.49K_1%_04
VDD3
7.5K_1%_04
VDD3
R505
10K_04
R506
10K_04
3.3VS
R507
*10K_04
BAT_VOLT
C751 1u_6.3V_X5R_04
R526
47_04
KBC_SPI_SI
R527
15_1%_04
KBC_SPI_SO
KBC_SPI_CE#
R529
15_1%_04
KBC_SPI_SCLK
R530
47_04
KBC-ITE IT8518 B - 21
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