LG 42LD460B/H Service Manual page 22

Table of Contents

Advertisement

CONTROL
IR & LED
R2428
22
IR
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.
+3.5V_ST
R2405
R2404
10K
10K
1%
1%
R2401
BLM18PG121SN1D
100
KEY1
R2402
BLM18PG121SN1D
100
KEY2
+3.5V_ST
+3.5V_ST
R2425
47K
R2429
+3.5V_ST
47K
R2430
C
10K
Q2406
R2426
B
2SC3052
E
3.3K
R2431
OPT
C
47K
B
Q2405
E
2SC3052
COMMERCIAL
+3.5V_ST
R2427
0
R2406
47K
OPT
R2403
Commercial_EU
22
IR_OUT
Commercial
C
Q2401
2SC3052
E
Commercial_EU
R2422
0
Commercial_US
WIRELESS
+3.5V_ST
R2420
47K
R2417
WIRELESS
22
IR_PASS
WIRELESS
C
Q2404
2SC3052
E
WIRELESS
EYEQ/TOUCH_KEY
R2411
100
NEC_EEPROM_SCL
C2408
1000pF
50V
L2401
OPT
EYEQ/TOUCH_KEY
100
L2402
D2402
NEC_EEPROM_SDA
5.6V
R2412
C2409
AMOTECH
1000pF
C2401
C2402
50V
0 . 1 u F
0 . 1 u F
OPT
D2401
5.6V
AMOTECH
+3.5V_ST
L2403
BLM18PG121SN1D
R2413
1.5K
C2403
C2404
LED_B/LG_LOGO
0 . 1 u F
1000pF
16V
50V
R2410
100
C2407
100pF
+3.3V_Normal
50V
L2404
BLM18PG121SN1D
+3.5V_ST
R2414
LED_R/BUZZ
R2408
C2406
C2405
1000pF
3.3K
0 . 1 u F
R2407
50V
Commercial
16V
10K
B
R2409
Commercial_EU
C
47K
B
Q2402
Commercial
E
2SC3052
Commercial
Z e n e r D i o d e i s
c l o s e t o w a f e r
+3.5V_ST
R2419
47K
R2418
WIRELESS
10K
B
WIRELESS
R2421
C
47K
B
Q2403
WIRELESS
E
2SC3052
WIRELESS
P2401
12507WR-12L
5 . 6 B
D2403
1
2
5 . 6 B
D2404
3
JP2407
4
JP2408
5
6
7
OPT
C2410
0 . 1 u F
JP2409
16V
8
JP2410
9
D2405
5 . 6 B
10
JP2411
11
12
1.5K
OPT
13
R2416
10K
GP2_Saturn7M
V e r . 1 . 2
IR & LED
6

Advertisement

Table of Contents
loading

This manual is also suitable for:

42ld460b/h-sa

Table of Contents