Read LG 32LE5300 (CHASSIS:LA01D) 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.
09/12/18
IR & KEY & LED
102
LA01D SUB INTERFACE
DEMOD_RESET
IF_P_EXT
IF_N_EXT
DEMOD_SCL
DEMOD_SDA
C2406
1000pF
50V
C2407
100pF
100pF
50V
Q2402
2SC3052
Commercial
E
B
C
L2403
BLM18PG121SN1D
R2431
47K
D2402
5.6V
AMOTECH
C2408
1000pF
50V
1000pF
50V
OPT
+3.5V_ST
C2404
1000pF
50V
IR_OUT
Q2405
2SC3052
E
B
C
IR_PASS
R2421
47K
WIRELESS
R2402
100
100
Q2403
2SC3052
WIRELESS
E
B
C
R2426
3.3K
OPT
R2405
10K
1%
+3.5V_ST
R2425
47K
R2427
0
0
OPT
R2413
1.5K
NON_LE7300
D2401
5.6V
AMOTECH
R2420
47K
WIRELESS
R2422
0
0
Commercial_US
+3.5V_ST
R2404
10K
1%
C2405
0.1uF
16V
R2403
22
Commercial
D2405
5.6B
R2409
47K
Commercial
R2406
47K
Commercial_EU
R2407
10K
Commercial_EU
R2412
100
EYEQ/TOUCH_KEY
+3.5V_ST
+3.5V_ST
Q2401
2SC3052
Commercial_EU
E
B
C
R2418
10K
WIRELESS
IR
Q2404
2SC3052
WIRELESS
E
B
C
+3.5V_ST
R2417
22
WIRELESS
LED_B/LG_LOGO
C2409
1000pF
50V
1000pF
50V
OPT
+3.5V_ST
+3.5V_ST
C2402
0.1uF
KEY2
R2430
10K
R2401
100
100
NEC_EEPROM_SCL
Q2406
2SC3052
E
B
C
R2428
22
C2410
0.1uF
16V
OPT
L2404
BLM18PG121SN1D
R2411
100
100
EYEQ/TOUCH_KEY
+3.3V_Normal
+3.5V_ST
R2408
47K
Commercial
KEY1
D2404
5.6B
L2401
BLM18PG121SN1D
R2416
10K
OPT
R2429
47K
D2403
5.6B
NEC_EEPROM_SDA
L2402
BLM18PG121SN1D
C2403
0.1uF
16V
C2401
0.1uF
R2410
100
100
R2419
47K
WIRELESS
P2401
12507WR-12L
1
SCL
2
SDA
3
GND
4
KEY1
5
KEY2
6
3.5V_ST
7
GND
8
LED_B
9
IR
10
GND
11
3.3_NORMAL
12
LER_R
13
.
Q2400
2SC3052
LE7300
E
B
C
R2424
120K
OPT
+3.5V_ST
R2432
4.7K
LE7300
LED_R/BUZZ
+3.5V_ST
R2423
10K
OPT
L2405
BLM18PG121SN1D
LE7300
R2415
0
IF_AGC_MAIN
IF_AGC
R2433
1.5K
NON_LE7300
R2414
0
R2434
4.7K
LE7300
+3.5V_ST
IR & EYE & KEY & LED (LA01D N.AMERICA)
WIRELESS
COMMERCIAL
NON_LE7300
5V_Normal
Locate the Zener Diode to wafer closly
ST_LED
LE7300
IF AGC
DEMOD
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