![EUROCOM M620NC Service Manual Download Page 78](http://html1.mh-extra.com/html/eurocom/m620nc/m620nc_service-manual_2437486078.webp)
Schematic Diagrams
B - 24 H8/21111
B.Schematic Diagrams
H8/21111
Sheet 23 of 34
H8/2111
KBD_DAT
RXD1
Z2333
H8_ODDRST# 18
KB-SO00
KB-SO04
KB-SO06
KB-SO02
KB-SO01
KB-SO07
KB-SO03
KB-SI3
KB-SO05
KB-SO11
KB-SO13
KB-SO12
KB-SI4
KB-SO08
KB-SO15
KB-SO09
H8_RESET#
KB-SO14
KB-SI0
KB-SO10
KB-SI6
KB-SI2
KB-SI1
Z2326
Z2328
80PORT_DET#
KB_RST#
Z2327
Z2330
Z2329
TZ2301
LID# 13,27
LED_PWR
MD1
TP_KEY #
WLAN_SW
9
JH8DBG
2
TXD1
1
LED_BAT_FULL
10
RXD1
Z2323
H8_CURSEN
H8_BAT0_TEMP
H8_BAT0_V
TP_KEY#
H8_ODDEN 18
WLAN_EN_LED 25,27
+H8VCC
Z2324
CPU_THRMTRIP#
VER.
Rsvd.
KB-SI1
KB-SI0
KB-SI2
KB-SI3
R441
0_04
Z2339
FP_PWREN 26
FP_PWREN
H8_ODDEN
H8_BAT0_TEMP
BT_EN_LED
KB-SI7
Z2309
KB-SI5
KB-SI6
TXD1
80PORT_DET#
80CLK
MD1
KB-SI4
MD0_BOOT_FLASH
C381
0.1u_04
H8_CURSEN
LID#
WEB0#
Z2331
V4.0
V2.0
Rsvd.
Rsvd.
0.57V
21K_1%
Rsvd.
PCIE_WAKE#
16,20,25
R554
0_04
Z2306
Z2305
1
2
3
4
5
6
JPWRIN1
88296-0601
Z2311
PWRSW#
H8_ODDRST#
GA20
H8_LPCPD#
Z2325
BT_EN_LED
VCORE_ON
MD1
VOLTAGE
RX
RX
3.30V
2.72V
470K
2.20V
200K
1.65V
100K_1%
X
47K
H8_RESET#
SMI#
H8_SCI#
FP_PWREN
THERMAL_RST#
+H8VCC
80CLK
+H8VCC
1
JKB
1
Z2317
SCL
6
A0
1
A1
2
A2
3
WP
7
SDA
5
VCC
8
GND
4
U14
*AT24C02N
80CLK
24
SMC_THERM
SMD_THERM
Z2316
Z2307
KB-SO05
KB-SO01
KB-SO06
KB-SO00
KB-SO04
KB-SO03
SWI#
KB-SO02
KB-SO07
Z2318
+H8VCC
10
9
8
7
6
1
2
3
4
5
RP5
10P8RX10K
Z2335
80PORT_DET#
C308 *0.1u_04
High, WLan ON!
VOL_MUTE
Z2338
R211
*10K_04
R429
10K_04
WLAN_EN_LED
WLAN RF -n¯à¥ÎSWITCH±±¨î¡A
¤]-n¯à¦bBIOS¤U³]©w!
+H8VCC
delay 20ms
MD0_BOOT_FLASH
SMC_THERM
Z2304
SMD_THERM
H8_BAT0_V
R66
10K_04
STBY #
Z2312
LAN_EN 20
LAN_EN
KB-SO14
KB-SO15
KB-SO13
KB-SO12
KB-SO10
KB-SO11
KB-SO08
KB-SO09
KB-SI7
KB-SI5
LAN_EN
SWI#
3IN1
+H8VCC
C331
0.1u_04
24
23
21
20
19
18
15
17
22
16
13
12
9
11
10
8
14
7
6
5
4
3
2
1
JKB1
85201-24051
C71
0.1u_04
R569
10K_04
10
9
8
7
6
1
2
3
4
5
RP3
10P8RX10K
1
2
3
4
5
6
7
8
9
10
JH8DBG1
SPUFZ-10S3-B-0-B
+VIN
R234
*2.2M_04
R217
200K_04
C612
22p_04
C332
0.1u_04
C327
1u/10V
R232
1.2K_04
Z2336
R231
10K_04
THERM_TRIP#
2
1
2
3
4
X6
HSX531S_10MHz
C383
22p_04
1
2
3
4
5
6
7
8
RN38
8P4RX10K_04
1.06V
THERMAL_RST#
2
MR#
3
VCC
5
GND
2
RESET#
1
WDI
4
U22
AAT3510IGV
G
D
S
Q27
2N7002W
C373
10u/6.3V_08
C602
0.1u_04
RSMRST#
16
A
C
D36
SCS551V
C374
0.1u_04
R412
10K_04
THERMAL_RST#
10
9
8
7
6
1
2
3
4
5
RP1
10P8RX10K
WLAN_DET#
R413
10K_04
AC_IN#
32
C326
10u_08
Z2314
R440
10M_04
Z2337
WEB2#
R235
120K_04
C380
1u/10V
R422
0_04
C70
0.1u_04
C69
0.1u_04
MD1
MD0_BOOT_FLASH
R238
150K_1%_04
R402
100_04
VCORE_ON
29
R81
200K_04
MD1
9
MD0
10
P50/ExTxD1*
16
P51/ExRxD1*
15
PD0
66
P70/AN0
68
P71/AN1
69
P72/AN2
70
P73/AN3
71
P74/AN4
72
P75/AN5
73
P76
74
P77
75
P43/TMC11
2
P44/TMO1
3
P45/TMR11
4
P80/PME#
129
P81//CS2#/GA20
130
P82/CLKRUN#/HIFSD
131
P83/LPCPD#
132
P84/IRQ3#/TxD1
133
P85/IRQ4#/RxD1
134
P86/IRQ5#/SCK1/SCL1
135
P30/D8/HDB0/LAD0
121
P31/D9/HDB1/LAD1
122
P32/D10/HDB2/LAD2
123
P33/D11/HDB3/LAD3
124
P34/D12/HDB4/LFRAME#
125
P35/D13/HDB5/LRESET#
126
P36/D14/HDB6/LCLK
127
P37/D15/HDB7/SERIRQ
128
RESET#
8
RESET_OUT#
142
NMI
11
STBY #
12
PB0/D0/WUE0#/LSMI#
120
PB1/D1/WUE1#/LSCI
119
PB2/WUE2#
118
PB3/WUE3#
117
PB4/WUE4#
116
PB5/WUE5#
115
PB6/WUE6#
114
PB7/WUE7#
113
AV
S
S
67
VS
S
11
1
VS
S
95
VS
S
42
VS
S
7
AV
CC
76
AV
re
f
77
VC
C
B
36
VC
C
1
VCL
13
PG0
58
PG1
57
PG2
56
PG3
55
PG4/ExSDAA*
54
PG5/ExSCLA*
53
PG6/ExSDAB*
52
PG7/ExSCLB*
51
P60/FTCI/KIN0#/TMIX
78
P61/FTOA/KIN1#
79
P62/FTIA/KIN2#/TMIY
80
P63/FTIB/KIN3#
81
P64/FTIC/KIN4#
82
P65/FTID/KIN5#
83
P66/FTOB/KIN6#/IRQ6#
84
P67/TMOX/KIN7#/IRQ7#
85
PF7/TMOY *
43
PF6/ExTMOX*
44
PF5/ExTMIY *
45
PF4/ExTMIX*
46
PF3/TMOB
47
PF2/TMOA
48
PF1/TMIB
49
PF0/TMIA
50
P90/IRQ2#/ADTRG#
24
P91/IRQ1#
23
P92/IRQ0#
22
P93
21
P94
20
P95
19
P96/EXCL
18
P97SDA0
17
P40/TMCI0
136
P41/TMO0
137
P42/TMRI0/SDA1
138
P46
5
P47
6
XTAL
143
PA0/KIN8#
41
PA1/KIN9#
40
PA2/KIN10#/PS2AC
39
PA3/KIN11#/PS2AD
38
PA4/KIN12#/PS2BC
37
PA5/KIN13#/PS2BD
35
PA6/KIN14#/PS2CC
34
PA7/KIN15#/PS2CD
33
P52/ExSCK1*/SCL0
14
PE7
25
PE6
26
PE5
27
PE4
28
PE3
29
PE2
30
PE1
31
PE0
32
VS
S
13
9
VC
C
86
PD1
65
PD2
64
PD3
63
PD4
62
PD5
61
PD6
60
PD7
59
PC7
87
PC6
88
PC5
89
PC4
90
PC3
91
PC2
92
PC1
93
PC0
94
P27
96
P26
97
P25
98
P24
99
P23
100
P22
101
P21
102
P20
103
EXTAL
144
P17/PW7
104
P16/PW6
105
P15/PW5
106
P14/PW4
107
P13/PW3
108
P12/PW2
109
P11/PW1
110
P10/PW0
112
X1
140
X2
141
U40
H8S/2111
R80
330K_04
C321
0.1u_04
R404
100_04
C337
0.1u_04
Z2334
C557
0.1u_04
10
9
8
7
6
1
2
3
4
5
RP4
10P8RX10K
Z2319
R403
100_04
R216
100K_1%_04
C553
1u/10V
C313
1u/10V
10
9
8
7
6
1
2
3
4
5
RP2
10P8RX10K
R237
*2.2M_04
C340
10u_08
+H8VCC
+3VH8
+H8VCC
+5VH8
+5VH8
+H8VCC
+H8VCC
+H8VCC
+H8VCC
+H8VCC
+H8VCC
+H8VCC
+H8VCC
+H8VCC
+H8VCC
+H8VCC
+H8VCC
+H8VCC
+5VS 13,14,17,18,19,22,24,27
+3VH8 27
+5VH8 19,27
+VIN 28,29,30,31,32
WLAN_DET# 25
PCLK_H8
19
BKL_EN 13
LPC_AD1
14,16,25
Z2301
CHG_EN
32
SUSB#
16,27,30,31
SERIRQ
14,16,21,25
DD_ON
28
PWRSW#
30
BT_DET# 14,25
CPU_FAN_ON 19
BT_EN_LED 14,27
LPC_FRAME#
14,16,25
LPC_AD3
14,16,25
CPU_FANSEN 19
LPC_AD2
14,16,25
SUSC#
16
SMC_BAT1
32
LPC_AD0
14,16,25
BUF_PLT_RST#
15,25
TP_CLK
19
TP_DATA
19
SMD_BAT1
32
BAT1_VOLT
32
BAT1_DET
32
CHG_CURSEN
32
GA20
14
SMC_THERM
2
CLKRUN#
16,21,25
SMD_THERM
2
SCI#
16
SMI#
16
KB_RST#
14
SWI#
16
PWRBTN#
16
CPU_THRMTRIP# 14
PME#
15,21
WLAN_SW
VOL_MUTE 25
PWRSW
30
BEEP
24
BRIGHTNESS 13
+H8VCC 2,19,27,30,32
LED_BAT_CHG 27
LED_NUM 27
LED_CAP 27
LED_ACIN 27
R401
100_04
Z2302
SYS_CUR
32
3IN1
WLAN_DET#
R400
0_04
CCTOCV 32
Z2313
Z2320
PWRSW#
H8_LPCPD#
Z2321
AUX_DAT
AUX_CLK
KBD_CLK
KBD_DAT
NMI
Z2332
SWAP_BAT
Z2303
3IN1
3IN1
Z2308
Z2322
SMI#
WEB2#
MODEL_ID
R418
10K_04
R431
10K_04
9/20 4.0
R549
*10K_04
R439
10K_04
R223
10K_04
R219
10K_04
R550
*10K_04
R220
10K_04
R551
*10K_04
R221
10K_04
R430
10K_04
MODEL_ID
STBY#
NMI
WEB1#
WEB2#
WEB0#
H8_SCI#
AUX_CLK
BT_DET#
AUX_DAT
WEB1#
PWRBTN#
VOL_MUTE
H8_ODDRST#
BT_DET#
TP_KEY#
CPU_THRMTRIP#
VCORE_ON
H8_ODDEN
KBD_CLK
All manuals and user guides at all-guides.com
Summary of Contents for M620NC
Page 1: ...All manuals and user guides at all guides com a l l g u i d e s c o m...
Page 2: ...All manuals and user guides at all guides com...
Page 24: ...Introduction 1 12 1 Introduction All manuals and user guides at all guides com...
Page 90: ...Schematic Diagrams B 36 B Schematic Diagrams All manuals and user guides at all guides com...