LG 55LV355C-UA Service Manual page 32

CONTROL
IR & LED
+3.5V_ST
R2405
R2404
10K 10K
1% 1%
R2401
100
KEY1
R2402
100
KEY2
+3.5V_ST
R2425
47K
R2428
OPT
22
IR
R2430
C 10K
Q2406
B
2SC3052
E OPT
OPT
R2427
0
COMMERCIAL
+3.5V_ST
R3102
47K
R3100 OPT
22
IR_OUT
R3103
C
Q3100 10K
B
2SC3052
E OPT
R3101
0
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.
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L2401
BLM18PG121SN1D
L2402
BLM18PG121SN1D
C2401
0 . 1 u F
+3.5V_ST
BLM18PG121SN1D
+3.5V_ST
+3.5V_ST
R2429
47K
OPT
R2426
47K
R2431
C 47K
B
Q2405 E OPT
2SC3052
OPT
+3.5V_ST
S/T_SCL
R3104
47K
R3105
C 47K
B
S/T_SDA
Q3101
E
2SC3052
R2411
100
NEC_EEPROM_SCL
5.6V
C2408
18pF D2403
50V
OPT
100
D2402 NEC_EEPROM_SDA
5.6V
R2412 5.6V
C2409
D2404
AMOTECH
18pF
C2402
0 . 1 u F 50V
OPT
D2401
5.6V
AMOTECH
JP2407
JP2408
L2403
R2413 1.5K
C2403 C2404
LED_B/LG_LOGO
0 . 1 u F 1000pF
OPT
16V 50V
C2410
0 . 1 u F
16V JP2409
JP2410
C2407
D2405
100pF
+3.3V_Normal 5.6V
50V
L2404
BLM18PG121SN1D
JP2411
R2414
LED_R/BUZZ
C2405 C2406
1.5K
1000pF
0 . 1 u F OPT
50V
R2416
16V
10K
C906
D902
18pF
CDS3C05HDMI1
50V
5.6V
OPT
D903
C907
CDS3C05HDMI1
18pF
5.6V
50V
OPT
P2402
12507WR-15L
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
GP2R
IR/CONTROL-L
20101023
6
LGE In t e r n a l Us e On l y