Download "service manual"

RS232C
10
5
9
4
8
R1123
100
JP1121
R1124
100
JP1122
3
+3.5V_ST
7
2
D1107
CDS3C30GTH
30V
OPT
6
D1108
CDS3C30GTH
30V
OPT
1
C1101 0.33uF
SPG09-DB-009
IC1101
C1+
C1102
0.1uF
V+
C1103
0.1uF
C1-
C2+
C1104
0.1uF
C2-
VC1105
0.1uF
DOUT2
1
16
2
15
3
14
4
13
5
12
6
11
7
10
8
9
JK1101
C1106
0.1uF
MAX3232CDR
VCC
GND
DOUT1
RIN1
ROUT1
S7_NEC_RXD
DIN1
DIN2
S7_NEC_TXD
RIN2
ROUT2
EAN41348201
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.
Copyright © 2011 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
GP2R
RS232C_9PIN
20101023
10
LGE Internal Use Only