Read LG 42LK457C (CHASSIS:LB0EC) Service Manual online
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
JP1112
0 . 1 u F
C1106
PM_RXD
0 . 1 u F
C1103
0 . 3 3 u F
C1101
0 . 1 u F
C1104
+3.5V_ST
CDS3C30GTH
30V
30V
OPT
D1107
100
R1123
0 . 1 u F
C1105
0 . 1 u F
C1102
100
R1124
SPG09-DB-009
JK1101
1
2
3
4
5
6
7
8
9
10
JP1111
EAN41348201
MAX3232CDR
IC1101
3
C1-
2
V+
4
C2+
1
C1+
6
V-
5
C2-
7
DOUT2
8
RIN2
9
ROUT2
10
DIN2
11
DIN1
12
ROUT1
13
RIN1
14
DOUT1
15
GND
16
VCC
PM_TXD
CDS3C30GTH
30V
30V
OPT
D1108
BAP70-02
50V
D1100
1K
R1100
+3.5V_ST
IR_OUT
20110324
GP3_S7LR
RS232C_9PIN
10
RS232C
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