Service manual

C – 17
CIRCUIT DIAGRAMS
C
71-P2T00-005 LP-200S
5
BIOS,RTC,PS/2 CON. & LED CON.
ÂÅ ¤Ñ ¹q ¸£ CLEVO CO.
16 20
Friday , June 08, 2001
1145
Title
Size Document Number Rev
Date: Sheet
of
+3V
SB3V
SB5V
+5V
+5V
BAT
+2.5V+1.8V
+5V
+5V
+5V +12V +5V
+5V +12V +5V
+3V
RTCVDD
RESET-SW#
Z1611
Z1626
Z1603 Z1605
SUSPEND-LED#
SUSPEND-LED#
Z1620
Z1613
Z1622
Z1625
FIRVCC3
Z1623
Z1602
Z1604
Z1601
Z1606
RESET-SW#
Z1609
Z1617
Z1608
Z1607
Z1610
Z1629
Z1628
Z1630
Z1631
Z1627
SYSTEM-ON#
Z1612
Z1618
Z1619
Z1621
Z1624
CN30
INDICATOR CON.
1
2
3
4
5
6
7
8
9
10
11
12
L52
BEAD BK1608HM121 120ohm
L51
BEAD BK1608HM121 120ohm
C131
33p
C132
33p
R213
10K
R214
10K
F10
POLY SW 1.1A
L50
BEAD BK2125HS601 600ohm_0805
CB30
1u
C141
220p
C129
33p
C130
33p
R211
10K
R212
10K
F9
POLY SW 1.1A
C138
220p
C14
0.01u
CB2
1u
R255
1K
BAT1
3V/210mah
12
U23C
74HCT14
5 6
147
R290
10K
T20 8
T20 7
T209
CB29
1u
T21 0
L66
0_0805
C143
47p
C140
47p
C139
47p
CN25
PS2-KEYBOARD CON.
1
2
3
4
5
6
CN24
PS2-MOUSE CON.
1
2
3
4
5
6
L49
BEAD BK1608HM121 120ohm
L48
BEAD BK1608HM121 120ohm
L47
BEAD BK2125HS601 600ohm_0805
J1
CMOS CON.
1
2
3
D9
1N4148
A C
D11
1N4148
A C
D13
1N4148
A C
D14
1N4148
A C
D10
1N4148
A C
D12
1N4148
A C
C142
47p
R89
10K
CA26
0.1u
R77
51K
R76
1K
U4
7407
1110
1312
714
8 9
6 5
4 3
2 1
A5Y5
A6Y6
GNDVCC
Y4 A4
Y3 A3
Y2 A2
Y1 A1
R82
10K
R90
330
R367
2.2K_1206
C100
100u/35V_5*7
CN10
FAN CON.
1
2
3
R351 4.7K_0805
R368
510
R369
4.7K
Q17
2N3906
B
E
C
Q18
2N7002
G
DS
L83 0_0805
R164
4.7K
R123
2.2K_1206
C87
100u/35V_5*7
CN7
FAN2 CON.
1
2
3
R111 4.7K_0805
R115
510
R114
4.7K
Q4
2N3906
B
E
C
Q3
2N7002
G
DS
L21 0_0805
R157
4.7K
R440 4.7K
+
C17
100u/35V_5*7
C29
100p
+
C30
47u/16V_5*7
R30
51K
D1
1N4148
AC
C286
0.1u
C287
0.1u
+3V 3,4,5,6,7,8,9,10,11,12,13,14,15,17,18,19,20
SB5V 6,11,13,18,19
SYSTEM-ON#6
HDD-LED#11
CD-LED#11
FDD-LED#14
IRRX14
IRTX14
POWERSW#6
KBDAT6
KBCLK6
PMDAT6
PMCLK6
IRMODE14
ACPILED6
+5V 3,9,11,12,14,15,17,18,19,20
RTCVDD 6
SB3V 5,6,13,15,19,20
+12V 11,12,13,18,19
PWRGD6
VRMPWRGD 19
PWRGOOD2 POWEROK 3
FAN-PWM13
FAN-IN1 3
FAN-PWM23
FAN-IN2 3
BATOK 6
MUST CLOSE TO CHIP RTCVDD PIN
2-3 : CLEAR CMOS
PLACE NEAR TO
SiS 630S
The RTCVDD is 1.8V
A3
PS/2 CONNECTOR TOP VIEW
1
2
34
65
PINGND1.2=GND
PINGND1.2=GND
System Board (71-P2T00-005) - Sheet 16 of 20