Service manual
Schematic Diagrams
B - 32
Schematic Diags
KBC H8
Sheet 31 of 42
KBC H8
3VH8
3VH8
3VH8
3VH8
VDD3
VDD3
VDD5
VCC5
3VH8
VCC5
3VH8
VCC5
3VH8
3VH8
3VH8
3VH8
3VH8
3VH8
VDD3
3VH8
3VH8
VCC3S
3VH8
VDD5
PWRBTN#
RIR_IN
PS2_CLK2
PS2_DATA2
PS2_CLK1
PS2_DATA1
KB-SEN3
KB-SEN0
KB-SEN1
KB-SEN2
KB-SEN4
KB-SEN5
KB-SEN6
KB-SEN7
TP_DATA
TP_CLK
KB-SCAN0
KB-SCAN1
KB-SCAN2
KB-SCAN3-1
KB-SCAN7
KB-SEN3
KB-SEN4
KB-SEN7
KB-SEN5
KB-SCAN15
KB-SCAN12
KB-SCAN11KB-SCAN10
KB-SCAN9
KB-SCAN8
KB-SCAN13
KB-SEN2
KB-SCAN8
KB-SEN1
KB-SCAN11
KB-SCAN13
KB-SCAN9
KB-SCAN12
KB-SCAN14
KB-SCAN15
Z858
Z845
Z853
Z852
Z851
Z848
Z855
Z857
Z849
Z856
Z850
Z846
Z854
KB-SEN0
KB-SCAN10
KB-SEN6
KB-SCAN14
KB-SCAN0
KB-SCAN1
KB-SCAN5
KB-SCAN2
KB-SCAN7
KB-SCAN6
Z847
KB-SCAN4
KB-SCAN5
KB-SCAN4
KB-SCAN6
KB-SCAN3-2
KB-SCAN3-3
KB-SCAN3-1
KB-SCAN3-2
KB-SCAN3-3
RIR_IN
WEB_0#
WEB_1#
WEB_2#
80PORT_DET#LEDAT/WATCH
EXTSMI#
SCI#
ACIN_LED
KB_GA20
LEDCLK
LAD0
RD#
80PORT_DET#
KB-CTL2
KB-CTL3
SCI#
KB-SEN6
KB-CTL3
GND
BTPWR_EN
FAN1#
PME#
CURSEN
LAD1
EXTSMI#
80DATA
PCLK_H8
H8BEEP
BT_DET#
BOOT_FLASH
LAD3
STOP_EJECT#
KB-CTL1
MD1
KB-SEN1
SUSC#
BATTEMP WLAN_DET#
KB-SEN5
PS2_DATA2
PS2_CLK1
BATVOLT
LAD2
H8_RESET#
KB-SEN7
CUR_CTL
TP_DATA
WEB_1#
FAN1-ON
VOLUME
LFRAME#
FF#
KB-CTL0
KB-CTL2
WEB_2#
EXT_GPI
SERIRQ
KB-SEN4
SUSB#
PS2_CLK2
PS2_DATA1
KB-CTL1
SWI#
KB-SEN3
80CLK
WLPWR_EN
KB-CTL0
GND
LEDAT/WATCH
WEB_0#
MODEL_ID
ACIN#
EN_CIR
KB-SEN0
KB-SEN2
PWRSW#
TP_CLK
GATERST#
WEB0#
WEB1#
WEB2#
LID_SW#
TP_DATA
PS2_DATA2
PS2_CLK1
PS2_DATA1
TP_CLK PS2_CLK2
FAN2#
FAN3#
EN_CIR
Z82
PLAY_PAUSE#
DJPWR_ON
CHAGEN
DD_ON
MODEL_ID
TOTAL_CUR
D79
F01J2E
A C
C732
0.1U
C733
0.1U
T
R581 0(0805)(R)
C744
0.1U
C753
4.7U(0805)
R607 0(R)
C754
0.1U
1SS355D16
A C
R309 10K
C743
10U/10V(0805)
R613 0
Y5
10MHZ
1 2
R568
10K
R249 22
C764
22P
R569 10K(R)
C778
22P
R580 22
R571
10K
R272 10K
R590 0(0805)
C763
0.1U
R299
10K
C455
47P
C456
47P
C458
47P
L77
BK2125HS121
L11 BK2125HS121
L10 BK2125HS121
L9 BK2125HS121
C457 0.1U
J2
TOUCH PAD_4P
1
2
3
4
1
2
3
4
C391
0.1U
T307
RP5
10P8R_10K
1
2
3
4
5
10
9
8
7
6
1
2
3
4
5
10
9
8
7
6
C18 10U/10V(0805)
L8 BK2125HS121
JPS1
MS_K/B
4
6
2
1
7
5
3 8
C454
47P
D58 1SS355
AC
D62 1SS355
AC
D53 1SS355
AC
D60 1SS355
AC
D55 1SS355
AC
D56 1SS355
AC
U42
74LVC138
1
2
3
6
4
5
15
14
13
12
11
10
9
7
168
A
B
C
G1
G2A
G2B
Y0
Y1
Y2
Y3
Y4
Y5
Y6
Y7
VCCGND
U43
74LVC138
1
2
3
6
4
5
15
14
13
12
11
10
9
7
168
A
B
C
G1
G2A
G2B
Y0
Y1
Y2
Y3
Y4
Y5
Y6
Y7
VCCGND
D68 1SS355
AC
D57 1SS355
AC
D70 1SS355
AC
D69 1SS355
AC
D66 1SS355
AC
D64 1SS355
AC
D54 1SS355
AC
D61 1SS355
AC
C405
0.1U
C404
0.1U
U27 TC7S14F
1
2
3
5
4
IN
IN
GND
VCC
OUT
JKB1
SFW-26S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
D65 1SS355
AC
D67 1SS355
AC
D63 1SS355
AC
D59 1SS355
AC
R284 10K
R627 10K
R570 10K
R641 10K
RN105
8P4R_10K
8 1
7 2
6
5
3
4
R639
10K(R)
D19
1SS355
AC
Q14
2N7002
G
S D
D35 1SS355A C
D36 1SS355A C
R606
0
C745
0.1U
R598
1M
R285
10K
R626
10K
R218 100K
T316
RP4
10P8R_10K
1
2
3
4
5
10
9
8
7
6
1
2
3
4
5
10
9
8
7
6
R300 22
R572 22
R565 100K
D33 F01J2E
A C
D34 1SS355A C
U16
H8S/2149 LPC
5
6
14
13
12
38
39
40
41
42
43
44
45
52
53
54
93
94
95
96
97
98
99
82
83
84
85
86
87
88
89
1
100
7
8
91
90
81
80
69
68
58
57
46
92
71
70
15
37
36
4
59
9
26
27
28
29
32
33
34
35
79
78
77
76
75
74
73
72
67
66
65
64
63
62
61
60
25
24
23
22
19
18
17
16
49
50
51
55
56
2
3
48
47
31
30
21
20
11
10
MD1
MD0
P50/TxD0
P51/RxD0
P52/SCK0/SCL0
P70/AN0
P71/AN1
P72/AN2
P73/AN3
P74/AN4
P75/AN5
P76/AN6/DA0
P77/AN7/DA1
P43/HIRQ11/HSYNCI
P44/HIRQ1/HSYNCO
P45/HIRQ12/CSYNCI
P80/HA0/PME#
P81//CS2#/GA20
P82/CLKRUN#/HIFSD
P83/LPCPD#
P84/IRQ3#/TxD1
P85/IRQ4#/RxD1
P86/IRQ5#/SCK1/SCL1
P30/D8/HDB0/LAD0
P31/D9/HDB1/LAD1
P32/D10/HDB2/LAD2
P33/D11/HDB3/LAD3
P34/D12/HDB4/LFRAME#
P35/D13/HDB5/LRESET#
P36/D14/HDB6/LCLK
P37/D15/HDB7/SERIRQ
RESET#
RESET_OUT#
NMI
STBY#
PB0/D0/HIRQ3/LSMI#
PB1/D1/HIRQ4/LSCI
PB2/D2/CS3#
PB3/D3/CS4#
PB4/D4
PB5/D5
PB6/D6
PB7/D7
AVSS
VSS
VSS
VSS
VSS
AVCC
AVref
VCCB
VCC
VCL
P60/SENSE0
P61/SENSE1
P62/SENSE2
P63/SENSE3
P64/SENSE4
P65/SENSE5
P66/SENSE6
P67/SENSE7
P10/SCAN0
P11/SCAN1
P12/SCAN2
P13/SCAN3
P14/SCAN4
P15/SCAN5
P16/SCAN6
P17/SCAN7
P20/SCAN8
P21/SCAN9
P22/SCAN10
P23/SCAN11
P24/SCAN12
P25/SCAN13
P26/SCAN14
P27/SCAN15
P90/IRQ2#
P91/IRQ1#
P92/IRQ0#
P93/RD#/IOR#
P94/HWR#/IOW#
P95/AS#/IOS#/CS1#
P96
P97/WAIT#/SDA0
P40/TxD2/IRTxD
P41/RxD2/IRRxD
P42/SCK2/SDA1
P46/PWX0
P47/PWX1
XTAL
EXTAL
PA0/A16/CIN8/KIN8#
PA1/A17/CIN9/KIN9#
PA2/PS2AC/TPADCLK
PA3/PS2AD/TPADDATA
PA4/PS2BC/MCLK
PA5/PS2BD/MDATA
PA6/PS2CC/KBCLK
PA7/PS2CD/KBDATA
R711 100K
D73
F01J2E
AC
R713 10K
R712 1M
R710
100K
R640
10K
R219 100K
R566
10K
R579
10K(R)
R807 0(R)
R806 0
R805 0(R)
SUSC# [19]
PWRSW# [30,37]
80CLK [30]
80DATA [30]
MODEL_ID
WLPWR_EN [32]
BTPWR_EN [32]
H8_SMDATA [41]
H8_SMCLK [41]
SUSB# [6,19]
FAN1-ON [27]
SERIRQ[19,29,33]
PWRBTN#[19]
LFRAME#[19,29]
PCLK_H8[5]
LAD1[19,29]
LAD0[19,29]
LAD3[19,29]
LAD2[19,29]
LEDAT/WATCH[30,32]
LEDCLK[30]
VOLUME[24]
BATTEMP[41]
PME#[19,29,30,33,35,36]
PS2_CLK2
PS2_DATA2
PS2_CLK1
PS2_DATA1
KB-SEN0
KB-SEN1
KB-SEN3
KB-SEN2
KB-SEN4
KB-SEN5
KB-SEN6
KB-SEN7
TP_CLK
TP_DATA
KB-CTL0[32]
KB-CTL1[32]
KB-CTL2[32]
CIR_RX[17,25]
H8_RESET#[32]
MD1[30]
FAN1# [27]
KB-CTL0 [32]
KB-CTL2 [32]
KB-CTL1 [32]
EXT_GPI [32]
ACIN# [30]
ACIN_LED [18]
BATVOLT[41]
BOOT_FLASH[30,32]
KB_GA20[32]
80PORT_DET# [30]
STOP_EJECT# [26,32]
RD# [26,32]
FF# [26,32]
WLAN_DET# [32]
BRIGADJ[18]
CURSEN[41]
SWI#[19]
GATERST#[17,22,32,33,35,36]
BT_DET# [32]
RSMRST# [19]
RCIN# [19]
H8BEEP [27]
CHAGEN [41]
SCI# [19]
DD_ON [3,19,25,26,39]
EXTSMI# [19]
CUR_CTL [41]
WEB0# [30]
WEB1# [30]
WEB2# [30]
LID_SW# [18,30]
TMP_SMCLK[3]
TMP_SMDATA[3]
PS2_DATA2
PS2_CLK2
PS2_CLK1
PS2_DATA1
TP_CLK
TP_DATA
FAN2#[27]
FAN3#[27]
PLAY_PAUSE# [26,32]
DJPWR_ON [24,25,42]
PS_ON [37,40,42]
PS_ON [37,40,42]
TOTAL_CUR[41]
Shutdown#[24]
PCIRST#[6,11,19,23,29,30,32,33]