LG RD-JT30 Service Manual page 172

Service manual
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6
D
J103
TP155
TP159
TP165
RE D- GND
6
TP164
P C -RIN
11
1
7
G RE EN-GND
TP161
PC- GIN
12
2
TP167
BL UE-GND
8
TP162
13
3
TP158
PC -B IN
PC -5VIN
9
TP160
TP163
14
4
10
15
5
2024012015
R512
R515
D111
D110
5.1V
5.1V
C
B
TP168
J12
2
A
1
2210278001
6
5
P5V
P5V
P5V
DN101
DN102
DN103
3
3
3
BAV99
BAV99
BAV99
2
TP156
DN104 BAV99
TP157
TP166
1
2
D102
1N4148
PC-RXD
1
2
DD C P5V
P5V
D104
1N4148
PC-TXD
0
R514
4.7K
1
2
0
D105
5.1V
R516
4.7K
1
2
D106
5.1V
D109
U104
GSDA
5
4
SDA
VSS
5.1V
GSCL
6
3
SCL
A2
7
2
WP
A1
8
1
VCC
A0
AT24C02A
J102
TP169
2210021551
L107
3
Y
1
BEAD
.
2
1
P5V
G2
G2
TP172
DN105
BAV99
TP170
2
.
L108
4
C
BEAD
2
1
P5V
DN106 BAV99
TP171
L109
COMPOSIT1
R525
BEAD
C509
2
1
P5V
200P K
DN107
BAV99
5
4
1
1N4148
D203
2
1
RAI N-B
GA IN-B
BA IN-B
R506
75
R507
75
R509
75
R511
75
R513
75
P5V
D107
D108
C503
U103
5.1V
5.1V
25V Z
VS YNC- 1
2
4
C608
R517
C504
10K
470P J
0.1 U
25V Z
P5V
U105
H S YNC -1
2
4
R518
C607
C505
74AHCT1G14
10K
150P J
25V Z
R519
18
LUMA
LUMA
C506
200P K
R521
18
C HROMA
CHROMA
C507
200P K
18
COMPOSIT
COMPOSIT
4
3
2
R AI N
G AIN
B A IN
0.1 U
R58
240
V S YN C
V S YN C
74AHCT1G14
R66
470
R64
240
H S Y NC
H S Y NC
R119
0.1 U
470
P12VDC
R571
0
U106
PQ20WZ11
1
VIN
VOUT
10K
2
ON/OFF
V-ADJ
R570
3
2
1
J101
2210037091
3
1
3
4
R524
5.1K F
C508
C585
10U K
0.1 U
25V Z
R522
1.5KF
Benq Corporation
Project Code
Model Name
OEM/ODM Model Name
N A
99.J5577.001
JT31
Title
MAIN BOARD
Size
P C B R ev.
Do cu ment Number
PC B P/N
<Size>
48.J5501.S02
S02
304-C01
Wed nesd ay, Nove mber 20, 2002
D a te:
Sheet
16
o f
Pre pared By
Re vi ewed By
A p proved By
D A V I D HN L IN
A NGEL HU
H.C . TSOU
1
D
C
B
A
R e v .
0
20

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