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CONTROL
IR & LED
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 © 2010 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
+3.5V_ST
R2401
100
KEY1
R2402
100
KEY2
NEC_IR
+3.5V_ST
+3.5V_ST
R2425
1K
+3.5V_ST
R2428
22
R2429
IR_OUT
47K
R2426
R2430
3.3K
C
10K
Q2406
B
OPT
2SC3052
E
R2431
C
47K
B
Q2405
E
2SC3052
R2427
0
OPT
R2432
10K
IR_OUT_CTRL
IR_OUT_HDMI1
IR_OUT_HDMI2
22~26"
L2405
BLM18PG121SN1D
L2404
BLM18PG121SN1D
22~26"
C2409
C2410
D2406
0.1uF
0.1uF
5.6V
22~26"
D2407
AMOTECH
22~26"
22~26"
5.6V
22~26"
AMOTECH
L2401
BLM18PG121SN1D
L2402
D2402
BLM18PG121SN1D
5.6V
AMOTECH
C2401
C2402
0.1uF
0.1uF
D2401
5.6V
AMOTECH
+3.5V_ST
L2403
BLM18PG121SN1D
C2403
C2404
0.1uF
1000pF
16V
50V
R2410
100
C2407
100pF
50V
L2407
BLM18PG121SN1D
LED_B
L2406
BLM18PG121SN1D
LED_R
C2411
1000pF
50V
Zener Diode is
close to wafer
+3.5V_ST
IR_OUT
R2433
R2435
0
10K
IC2401
74AC08SJ
C
B
Q2407
A0
VCC
2SC3052
1
14
C2408
E
R2436
0.1uF
B0
A2
4.7K
2
13
R2434
O0
B2
22
3
12
IR_OUT
A1
O2
4
11
IR_OUT_RS232C
B1
A3
5
10
O1
B3
6
9
GND
O3
7
8
IR
22~26"
P2402
12507WR-03L
KEY1
JP2413
1
KEY2
JP2414
2
GND
3
4
P2401
12507WS-08L
KEY1
JP2407
1
KEY2
JP2408
2
JP2412
GND
3
5V_ST
4
GND
5
IR
JP2410
6
D2405
LED_B
JP2411
5.6B
7
LED_R
8
9
.
C2412
1000pF
D2408
50V
D2409
5.6V
5.6V
AMOTECH
AMOTECH
+5V_ST
EAX62115501
IR & LED
Ver. 1.0
6
LGE Internal Use Only
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