Dell E152FPc, Руководство по обслуживанию

Страница: 18 / 55

DELL E152FPc
18
6. SCHEMATIC
6.1 MAIN BOARD
GND
VGA_5V
R117
100 1/16W
GND
Q102
2N7002E
GND
BIN
R107
75 1/16W
R111
100 1/16W
BLUE-
C108 0.01uF
R120
100 1/16W
ZD102
LL5232B 5.6V 5%
TXD
R101
100 1/16W
FB101 0 1/16W
GREEN+
R129
0 1/16W
R102
75 1/16W
Analog Input
H
ZAN3 LCD Control Board
AOC
1 4
星期五
,
十月
03, 2003
Title
Size Document Number Rev
Date: Sheet of
VS-IN
C103 0.01uF
ZD105
LL5232B 5.6V 5%
C109 NC
UART_DI
SHEET2
SOG_MCSS
+5V
D101
BAV99
ZD106
LL5232B 5.6V 5%//NC
R128
NC
GND
GREEN+
GND
FB102 0 1/16W
GND
GND
+5V
R106
100 1/16W
HSYNC
R103
100 1/16W
R115
100 1/16W
C111 0.01uF
VSYNC
R131
NC
R
105
47K
1/16W
C104
0.1uF/16V
R118 100 1/16W
R108
100 1/16W
FB100 0 1/16W
DDC_SCL_A1
RXD
R125
0 1/16W
R109 47 1/16W
R133
0 1/16W
BLUE-
GND
RXD
UART_DO
SHEET2
RED-
GND
GND
DDC_SDA_A1
R124
0 1/16W
R127
0 1/16W
GND
GND
RED-
D103
BAV99
GND
R132
0 1/16W
C100 0.01uF
CN100
VGA
1
6
2
7
3
8
4
9
5 11
12
13
14
15
10
17
16
R110 47 1/16W
R113
100 1/16W
R
104
47K
1/16W
U100
M24C02WMN6
4
8 1
2
3
7
6
5
GND
VCC A0
A1
A2
WP
SCL
SDA
GIN
DDC_SDA_A1
ZD107
LL5232B 5.6V 5%//NC
ZD100
LL5232B 5.6V 5%
D102
BAV99
R126
NC
ZD101
LL5232B 5.6V 5%
RED+
R122
2.2K 1/16W
Pins 6/7/8 are R/G/B
return lines resp.
RED+
VGA_5V
VGA_PG
TXD
R114
4.7K 1/16W
BLUE+
GND
BLUE+
R119
100 1/16W
GND
C106
NC
R123
NC
GND
DDC_SCL_A1
GND
VSYNC
GND
GND
DDC_SCL
P.2
HSYNC
R116
NC
DDC_5V
ZD104
LL5232B 5.6V 5%
R121
2.2K 1/16W
DDC_SDA
P.2
DDC_SCL_A1
C107 0.01uF
C105 0.01uF
C101
0.1uF/16V
Q101
2N7002E
ZD103
LL5232B 5.6V 5%
HS-IN
R100 NC
R130
NC
R112
75 1/16W
+5V
DDC_SDA_A1
C102
NC
D100
BAT54C
3
1 2
GREEN-
75-ohm terminating
resistor very close to
the VGA conn.
GND
+5V
RIN
1. TO SUPPORT SOG -->ADD R123 1M OHM