Service manual

Schematic Diagrams
B - 26 KBC-ITE IT8587
B.Schematic Diagrams
KBC-ITE IT8587
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
PCLK_KBC
BAT_VOLT
PCLKKBC
BAT_DET
MODEL_IDKBC_VCC
KBC_WRESET#
KBC_WRESET#
EC_PECI
80CLK
KBC_RST#
BAT_DET
BAT_VOLT
DTR0#
CTS0#
RTS0#
RI0#
DSR0#
DCD0#
RXD0
TXD0
EC_VSSBRIGHTNESS
EC_CK32KE
CPU_FANSEN
LCD_BRIGHTNESS
EC_SMD
SMC_BAT
SMD_BAT
SMD_BAT
SMC_BAT
MODEL_ID1
MODEL_ID1
EC_EAPD_MODE
KB-SI3
PS2CLK0_R
PS2DAT0_R
PS2CLK2_R
PS2DAT2_R
3IN1
RSMRST#
MODEL_ID
DD_ON
CPU_FANSEN
CPU_FAN
CPU_FAN
KBC_SPI_CE#
KBC_SPI_SO
KBC_SPI_SI
KBC_SPI_SCLK
DD_ON
RSMRST#
EC_CK32K
AUTO_LOAD_PWR
CPU_FAN_12V
CPU_FANSEN
SMB_DATA_1338
SMB_CLK_1338 SMC_BAT
SMD_BAT
PCLKKBC
HSPI_MSI
CPU_FAN_12V
VDD3
VDD3
VDD3
KBC_AGND
VDD3
KBC_AVDD
3.3VS
VDD3
3.3V
KBC_AGND
VDD3
3.3VS
5VS_FAN
5VS
5VS_FAN
VDD3
VDD3
12VS
RTCVCC
VDD3
3.3V 2,11,19,30,32,33,34,35,36,38,39
3.3VS 3,5,9,10,11,12,13,14,15,17,18,19,21,24,26,27,28,30,31,33,34,35,36,40
TOTAL_CUR42
AC_IN#42
GA2015
BUF_PLTRST#14,21,29,30,33
LPC_SIRQ12,33
PCLK_KBC19
SMI#15
LPC_FRAME#12,33
LED_ACIN31
SCI#15
KBC_MUTE#27
ME_W E11
H_PECI3,15
SML1DATA12
SML1CLK12
SMC_BAT42
SMD_BAT42
KBC_BEEP26
SB_KBCRST# 14,15
SWI#13
THERM_VOLT2
CCD_EN 33
DCD0# 36
DSR0# 36
CTS0# 36
RTS0# 36
RI0# 36
DTR0# 36
TXD0 36
RXD0 36
PWR_SW#21,34
SUSC# 13,39
SUSB# 4,13,30,34,35,41
BRIGHTNESS20
PME#14,38
VDD3 11,12,13,15,16,17,18,19,20,21,22,27,29,33,34,35,37,38,39,41,42
5VS 11,24,26,31,33,34,36,40
SML0_DATA12,21,29,30
SML0_CLK12,21,29,30
BAT_DET42
BAT_VOLT42
80CLK33
12VS 31,35
LED_BAT_FULL31
DISPLAY#_MODE 21,22,31
UP# 21,22,31
MENU# 21,22,31
DOWN# 21,22,31
MODE_SEL21
PMOSFET_CONTROL#42
EAPD_MODE 26,27
LCDID2 20,21
LCDID0 20,21
LCDID1 20,21
PC_AUDIO_EN21
PS2DAT036
PS2CLK236
PS2DAT236
PS2CLK036
KS0 38
LED_BAT_CHG31
AC_PRESENT13
BKL_EN 14,20,21
LED_PWR 31
RSMRST# 13
PWR_BTN#13
ALL_SYS_PWRGD13,40
EC_WAKE#34
PM_PCH_PWROK8,13
LOT 6_ CHARGE42
DD_ON 34,37
BT_EN 31,33
H_PROCHOT_EC3
HSPI_CE# 12
HSPI_MSO 12
HSPI_MSI 12
HSPI_SCLK 12
WLAN_EN 33
3IN1 33
SUS_PWR_ACK 13
CHG_JAP42
LPC_AD012,33
LPC_AD112,33
LPC_AD212,33
LPC_AD312,33
WLAN_PWR_EN33
RTCVCC 11,13,18
WLAN_LED# 31
BT_LED 31
MINI_WLAN_LED# 31,33
PCH_SLP_WLAN_N 13
Title
Size Document Number Rev
Date: Sheet
of
6-71-A11S0-D02
1.0
[25]KBC-ITE IT8587
Custom
25 46Monday, August 19, 2013
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
Title
Size Document Number Rev
Date: Sheet
of
6-71-A11S0-D02
1.0
[25]KBC-ITE IT8587
Custom
25 46Monday, August 19, 2013
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
Title
Size Document Number Rev
Date: Sheet
of
6-71-A11S0-D02
1.0
[25]KBC-ITE IT8587
Custom
25 46Monday, August 19, 2013
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
10K X
RA
RA
RB
RB
V1.0
MODEL_ID
NEAR EC PIN
Brightness ᾉ
ᾉᾉ
ᾉ嘇
嘇嘇
嘇枸
枸枸
枸䔁
䔁䔁
䔁㓦
㓦㓦
㓦暣
暣暣
暣ᾅ
ᾅᾅ
ᾅ嬟
嬟嬟
嬟暣
暣暣
暣嶗
嶗嶗
嶗
CPU FAN CONTROL
RA
RB
6-20-51130-103
Japan Peak shift function
Pre-Load
PWM Mode
DAC Mode
PWM Mode
R205 0_04R205 0_04
C541
*1.5p_50V_NPO_04
C541
*1.5p_50V_NPO_04
R482 *10K_04R482 *10K_04
R470 *10mil_shortR470 *10mil_short
C493
0.1u_16V_Y5V_04
C493
0.1u_16V_Y5V_04
R486 *0_04R486 *0_04
J_FLASH1
88266-02001
J_FLASH1
88266-02001
1
2
C481 *10p_50V_NPO_04C481 *10p_50V_NPO_04
R213 10K_04R213 10K_04
C488
0.1u_16V_Y5V_04
C488
0.1u_16V_Y5V_04
R611 *10mil_shortR611 *10mil_short
R487 0_04R487 0_04
R483
10K_04
R483
10K_04
K/B MATRIX
FLASH
LPC
GPIO
SM BUS
PS/2
PWM
WAKE UP
UART port
DAC
CLOCK
IT8587
CIR
ADC
WAKE UP
PWM/COUNTER
LPC/WAKE UP
EXT GPIO
U26
IT8587
K/B MATRIX
FLASH
LPC
GPIO
SM BUS
PS/2
PWM
WAKE UP
UART port
DAC
CLOCK
IT8587
CIR
ADC
WAKE UP
PWM/COUNTER
LPC/WAKE UP
EXT GPIO
U26
IT8587
WRST#
14
LPCCLK
13
LAD0
10
LAD1
9
LAD2
8
LAD3
7
LFRAME#
6
(PD)LPCPD#/WUI6/GPE6
17
SERIRQ
5
ECSMI#/GPD4(PU)
15
ECSCI#/GPD3(PU)
23
GA20/GPB5
126
KBRST#/GPB6(UP)
4
(PD)SSCE1#/GPG0/TM
106
FSCK
105
DSR0#/GPG6
104
FMISO
103
FMOSI
102
FSCE#
101
SSCE0#/GPG2
100
KSI0/STB#
58
KSI1/AFD#
59
KSI2/INIT#
60
KSI3/SLIN#
61
KSI4
62
KSI5
63
KSI6
64
KSI7
65
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
KSO11/ERR#
51
KSO12/SLCT
52
KSO13
53
KSO14
54
KSO15
55
VCC
11
VSTBY
26
VSTBY
50
VSTBY
92
VSTBY
114
VSTBY
127
VSTBY
121
VBAT
3
AVCC
74
SMCLK0/GPB3
110
SMCLK1/GPC1
115
SMDAT0/GPB4
111
SMDAT1/GPC2
116
PS2CLK0/GPF0(PU)
85
PS2DAT0/GPF1(PU)
86
PS2CLK1/DTR0#/GPF2
87
TMR0/WUI2/GPC4(PD)
120
TMR1/WUI3/GPC6(PD)
124
LPCRST#/WUI4/GPD2(UP)
22
WUI5/RTS1#/GPE5
35
PWRSW/GPE4(PU)
125
RI1#/WUI0/GPD0(PU)
18
RI2#/WUI1/GPD1(PU)
21
RING#/PWRFAIL#/LPCRST#/GPB7(PD)
112
TXD/SOUT0/GPB1
109
RXD/SIN0/GPB0
108
CTX0/GPB2(PD)
123
PS2DAT1/RTS0#/GPF3
88
PS2CLK2/GPF4(PU)
89
PS2DAT2/GPF5(PU)
90
SMCLK2/GPF6(PU)
117
SMDAT2/GPF7(PU)
118
TACH0/GPD6(PD)
47
TACH1/GPD7(PD)
48
PWM0/GPA0(PU)
24
PWM1/GPA1(PU)
25
PWM2/GPA2(PU)
28
PWM3/GPA3(PU)
29
PWM4/GPA4(PU)
30
PWM5/GPA5(PU)
31
PWM6/SSCK/GPA6(PU)
32
PWM7/RIG1#/GPA7
34
ADC0/GPI0
66
ADC1/GPI1
67
ADC2/GPI2
68
ADC3/GPI3
69
ADC4/GPI4
70
ADC5/DCD1#/GPI5
71
ADC6/DSR1#/GPI6
72
ADC7/CTS1#/GPI7
73
VSS
1
VSS
12
VSS
27
VSS
49
VSS
122
VSS
113
AVSS
75
CK32KE
2
CK32K
128
DAC3/GPJ3
79
DAC2/GPJ2
78
DAC1/GPJ1
77
DAC0/GPJ0
76
(PD)EGCS#/GPE2
83
(PD)EGCLK/GPE3
84
(PD)EGAD/GPE1
82
GINT/CTS0#/GPD5
33
L80LLAT/WUI7/GPE7(PU)
20
L80HLAT/GPE0(PD)
19
(PD)GPH5/ID5
98
(PD)GPH6/ID6
99
(PD)GPH3/ID3
96
(PD)GPH4/ID4
97
CRX1/SIN1/GPH1/ID1
94
CTX1/SOUT1/GPH2/ID2
95
(PD)CLKRUN#/GPH0/ID0
93
VSS
91
DAC5/RIG0#/GPJ5
81
DAC4/DCD0#/GPJ4
80
PWUREQ#/GPC7(PU)
16
CRX0/GPC0(PD)
119
GPG1/DTR1#/ID7
107
(PD)KSO17/SSI/GPC5
57
(PD)KSO16/SSO/GPC3
56
R488 *0_04R488 *0_04
R530 *0_04R530 *0_04
R203 *10K_04R203 *10K_04
J_FAN1
85205-03701
J_FAN1
85205-03701
1
2
3
R485 43_1%_04R485 43_1%_04
.
L41
HCB1005KF-121T20
.
L41
HCB1005KF-121T20
R612 *10mil_shortR612 *10mil_short
T83T83
R208 0_04R208 0_04
R469 *10mil_shortR469 *10mil_short
R452 10K_04R452 10K_04
C486 0.1u_16V_Y5V_04C486 0.1u_16V_Y5V_04
R95
4.7K_04
R95
4.7K_04
R457 *10mil_shortR457 *10mil_short
C473 *0.1u_16V_Y5V_04C473 *0.1u_16V_Y5V_04
C106
*0.1u_16V_Y5V_04
C106
*0.1u_16V_Y5V_04
C479
*0.1u_16V_Y5V_04
C479
*0.1u_16V_Y5V_04
.
L38
HCB1005KF-121T20
.
L38
HCB1005KF-121T20
PR158 1.5K_04PR158 1.5K_04
R204
100K_04
R204
100K_04
C517
0.1u_16V_Y5V_04
C517
0.1u_16V_Y5V_04
C103
10u_6.3V_X5R_06_E
C103
10u_6.3V_X5R_06_E
C508
0.1u_16V_Y5V_04
C508
0.1u_16V_Y5V_04
R456 *10mil_shortR456 *10mil_short
R608 0_04R608 0_04
R454 10K_04R454 10K_04
C104
*0.1u_50V_Y5V_06
C104
*0.1u_50V_Y5V_06
R481 *10K_04R481 *10K_04
R468 *10mil_shortR468 *10mil_short
C113
*0.1u_50V_Y5V_06
C113
*0.1u_50V_Y5V_06
R475 *10K_04R475 *10K_04
C565
*1.5p_50V_NPO_04
C565
*1.5p_50V_NPO_04
R476 *10K_04R476 *10K_04
R484 *10K_04R484 *10K_04
R211 *10mil_shortR211 *10mil_short
R552 *0_04R552 *0_04
R202 *10K_04R202 *10K_04
R206 10K_04R206 10K_04
C235 1u_6.3V_X5R_04C235 1u_6.3V_X5R_04
C474
*0.1u_16V_Y5V_04
C474
*0.1u_16V_Y5V_04
R455 *10K_04R455 *10K_04
U5
NCT3940S-A
U5
NCT3940S-A
VOUT
3
GND
5
VIN
2
FON
1
VSET
4
GND
6
GND
8
GND
7
C480
0.1u_16V_Y5V_04
C480
0.1u_16V_Y5V_04
R528 *0_04R528 *0_04
R568 10K_04R568 10K_04
U35
*IDT1338
U35
*IDT1338
VCC
8
SCL
6
VBAT
3
X2
2
SQW/OUT
7
SDA
5
GND
4
X1
1
R472 *10mil_shortR472 *10mil_short
J_FAN2
*85205-04001
J_FAN2
*85205-04001
1
2
3
4
NC1
NC2
C509
10u_10V_Y5V_08_E
C509
10u_10V_Y5V_08_E
C471
*0.1u_16V_Y5V_04
C471
*0.1u_16V_Y5V_04
R223 *10mil_shortR223 *10mil_short
R462 *10_04R462 *10_04
R99
*10K_04
R99
*10K_04
D18
*BAV99
D18
*BAV99
A
C
AC
C462
0.1u_16V_Y5V_04
C462
0.1u_16V_Y5V_04
C477
0.1u_16V_Y5V_04
C477
0.1u_16V_Y5V_04
C107
1u_6.3V_X5R_04
C107
1u_6.3V_X5R_04
PR157 1.5K_04PR157 1.5K_04
R461
100K_04
R461
100K_04
R207 *10K_04R207 *10K_04
NC1 NC_04NC1 NC_04
C114
*4.7u_25V_X5R_08
C114
*4.7u_25V_X5R_08
C478
*0.1u_16V_Y5V_04
C478
*0.1u_16V_Y5V_04
X5
*MC-306_32.768KHz
X5
*MC-306_32.768KHz
14
3 2
R201 0_04R201 0_04
Sheet 25 of 46
KBC-ITE IT8587