Fujitsu FSC B17-1 Service Manual page 21

6. Schematic
6.1 Main Board
CN101
26 1
A_GND T2-
2
T2+
3
SGND
4
T4-
5
T4+
6
DDCCLK
7
DDCDAT
8
A_VSYNC
9
T1-
10
T1+
11
SGND
12
T3-
13
T3+
14
+5V
15
GND
16
HPD
17
T0-
18
T0+
19
SGND
20
T5-
21
T5+
22
SGND
23
TC+
24
TC-
C1
A_RED
C2
A_GREEN
C3
A_BLUE
C4
A_HSYNC
C5
A_GND
25
A_GND
(DVI_Connector)
GND
DVI_5V +5V
D101 BAT54C-GS08
C101
0.1uF/16V
GND
R110 R111
20K 20K
U102
1 8 R112
A0 VCC
2 7 100
A1 WP
3 6
A2 SCL
4 5
GND SDA
M24C02WMN6 R113
GND 100
ZD102 ZD103
MLL5232B 5.6V MLL5232B 5.6V
GND GND GND
VGA_5V +5V
D106
BAT54C-GS08
C114
0.1uF/16V
R116 R117
20K 20K
GND
R118 100
U104
1 8
A0 VCC
2 7 R119 100
A1 WP
3 6
A2 SCL
4 5
GND SDA
M24C02WMN6
GND ZD104 ZD105
MLL5232B 5.6V
MLL5232B 5.6V
GND GND GND
3
1 2
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RX2-IN
RX2+IN
DDC_SCL_D
DDC_SDA_D
RX1-IN
RX1+IN
DVI_5V ZD101
R101 10K MLL5232B 5.6V
HOT_PLUG
GND RX0-IN
RX0+IN
RXC+IN
RXC-IN
ED101
NC
DVI_5V
R102 1K
+5V
R104
10K R105
4.7K
VGA_CON
VGA_PLUG
ZD110
MLL5232B 5.6V
DDC_SCL_D
DDC_SDA_D
GND
C102
1uF/16V
D103
BAV99
VGA_5V
CN102
GPIO4/UART_DI 11 1 Rin
6
DDC_SDA_A1 12 2 Gin
7
H-Sync Bin
13 3
8
V-Sync
14 4 GPIO5/UART_DO
9
DDC_SCL_A1
15 5
10 VGA_CON
VGA
+5V GND
R132 R133
Pins 6/7/8 are R/G/B
NC NC
return lines resp.
R136 47
R137 47
R134 R135 C115
2.2K 2.2K NC
GND
ED102 ED103 ED104 ED105 ED106 ED107 ED108
NC NC NC NC NC NC NC
GND GND GND GND GND GND GND GND
P.3
DVI_PLUG
R103
DDC_SCL_D
10K
DDC_SDA_D
GND DDC_SDA_A1
DDC_SCL_A1
P.3
GPIO4/UART_DI
GPIO5/UART_DO
12/20
+5V
C103 C104
1uF/16V 1uF/16V
D104
D105 GND
BAV99
BAV99
FB101
33 1/16W
R126
30 OHM
R127
47 1/16W
FB102
33 1/16W
R128
30 OHM
R129
47 1/16W
FB103
33 1/16W
R130
30 OHM
R131
47 1/16W
R123 R124 C105
C107 C106 R125
NC 75 1/16W
NC 75 1/16W
75 1/16W
NC
GND R138
NC
U106B
3 4 5
74LCX14 R140
0(NC)
U106E
C116
NC 11 10 9
74LCX14
GND
21
FSC B17-1 Service Manual
RX2- P.3
RX2+ P.3
RX1- P.3
RX1+ P.3
RX0- P.3
RX0+ P.3
P.3
RXC+
RXC-
P.3
R106
DDC_SCL
100
R107
DDC_SDA
100
R108 100
DDC_SDA_A
R109 100
DDC_SCL_A
R114 100
UART_DI
R115 100
UART_DO
ZD106
ZD107
MLL5232B 5.6V(NC) C118
MLL5232B 5.6V(NC)
0.1uF/16V
GND GND GND
2003/02/21
EMI SOULATION ADD C118
2-26 modify
GPIO5/UART_DO
GPIO5/UART_DO
GPIO4/UART_DI
GPIO4/UART_DI
C108 0.01uF/16V
RED+
C109 0.01uF/16V
RED-
C110 0.01uF/16V
GREEN+
C111 0.01uF/16V
GREEN-
C112 0.01uF/16V
BLUE+
C113 0.01uF/16V
BLUE-
+3.3V
C117
0.1uF/16V
U106C
R139 GND
100
6
VS
74LCX14
HS
U106D R141
100
8
74LCX14 GM5120
Title
ANALOG&DIGITAL INPUT
Size Document Number
C
Date: Tuesday, March 04, 2003
P.3
P.3
P.3
P.3
P.3
P.3
+5V
RS232
CN202
1
+5V
2
TXD
3
RXD
4
GND
GND NC
Rev
715L1061 C
Sheet 2 of 6