Read LG 42LH260H (CHASSIS:LA96B) 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.
TUNER
GND
+5V_BLAN
C802
100uF
16V
16V
Q506
2SC3875S(ALY)
E
B
C
C801
2.2uF
25V
R631
2.2K
R630
22K
22K
Q507
SI4925BDY
3
S2
2
G1
4
G2
1
S1
5
D2_1
6
D2_2
7
D1_1
8
D1_2
+5V_BLAN
5VST
5VST
R1093
0
OPT
C1411
100uF
16V
16V
JK1400
PEJ024-01
6B
T_TERMINAL2
8
SHIELD_PLATE
7B
B_TERMINAL2
5
T_SPRING
4
R_SPRING
7A
B_TERMINAL1
6A
T_TERMINAL1
3
E_SPRING
R1415
0
0
R1413
0
0
R1416
0
0
R1414
0
0
R1418
0
0
R1417
0
0
GND
IC1401
MC14053BDR2G
3
Z1
2
Y0
4
Z
1
Y1
6
INH
5
Z0
7
VEE
8
VSS
9
C
10
B
11
A
12
X0
13
X1
14
X
15
Y
16
VDD
b_MPI_DIN
014:S7;014:Y26
R1409
0
R1402
0
b_MPI_DOUT
014:S7;014:Y26
R1403
0
R1404
0
b_SPI_DATA_OUT
014:S14;014:Y25
b_SPI_DATA_IN
014:S13;014:Y25
R1405
0
b_SPI_CLOCK
014:Y24;014:Y13
R1400
0
b_IR_IN_MODEM
009:M6;014:Y23
R1410
0
BEXT_MPI_OUT
014:J11
R1407
0
R1406
0
R1401
0
BEXT_IR_MODEM
014:J8
BEXT_MPI_DIN
014:J10
R1434
0
R1435
0
R1436
0
R1437
0
R1438
0
R1450
0
R1449
0
R1448
0
R1451
0
R1452
0
R1453
0
R1454
0
C1415
0.1uF
0.1uF
+5V_ST_PTC
+5V_ST_PTC
R1420
0
R1419
0
R1427
0
R1429
0
OPT
R1421
0
R1422
0
R1431
0
IC1400
MC14053BDR2G
3
Z1
2
Y0
4
Z
1
Y1
6
INH
5
Z0
7
VEE
8
VSS
9
C
10
B
11
A
12
X0
13
X1
14
X
15
Y
16
VDD
R1430
0
OPT
R1423
0
C1414
0.1uF
0.1uF
R1426
0
R1428
0
OPT
R1425
0
Q1402
2SC3875S(ALY)
E
B
C
R1463
10K
+5V_ST_PTC
SPI_CLOCK
009:I12;009:N25
SPI_DATA_OUT
009:I13;009:AJ27
SPI_DATA_IN
009:I12;009:N26
DUM_SPI_CLOCK 009:K9
b_SPI_CLOCK
014:K20;014:Y24
b_SPI_DATA_OUT
014:K20;014:Y25
DUM_SPI_DATA_OUT
009:K10
b_SPI_DATA_IN
014:K20;014:Y25
DUM_SPI_DATA_IN
009:K10
MPI_DOUT
009:I13;009:AO27
b_MPI_DOUT
014:K21;014:Y26
BUFFERED_MPI_DIN
009:I14;009:AJ28
b_MPI_DIN
014:K21;014:Y26
DUM_BUFFERED_MPI_DIN
009:K11
bLAN_CTRL_1
bLAN_CTRL_0
bLAN_CTRL_0
014:Y12
R1462
0
R1466
10K
R1465
0
OPT
bLAN_CTRL_PTC_0
009:AA35
bLAN_POWER_MANAGE
009:AA35;014:AD19
BEXT_Game_Control_Latch
014:J9
b_com_PWCTRL
009:BA31
R2519
0
BEXT_5V
DUM_MPI_DOUT
009:K11
BEXT_IR_MODEM
014:L15
BEXT_MPI_OUT
014:L17
BEXT_5V
BEXT_MPI_DIN
014:L17
BEXT_Game_Control_Latch 014:L16
JK1401
MJ-623PT-6-S-SD
1
2
3
4
5
6
7
R629 22K
OPT
R1467
0
R1464
4.7K
L502
MLB-201209-0120P-N2
L1401
MLB-201209-0120P-N2
R2529
0
R2530
0
R2533
4.7K
R2535
10K
R2534
0
OPT
R2536
0
R2531
0
bLAN_CTRL_PTC_1
009:AA36
R2532
10K
bLAN_CTRL_1
014:Y5
014:Y5
+5V_ST_PTC
Q1404
2SC3875S(ALY)
E
B
C
C1413
100uF
16V
16V
L1403
MLB-201209-0120P-N2
L1402
MLB-201209-0120P-N2
+12V_C
Q908
2SC3875S(ALY)
E
B
C
R1910
47K
47K
+12V_C
R1905 47K
OPT
C1903
2.2uF
25V
R1906
0
R1909
47K
47K
R2537
22K
OPT
bLAN_POWER_MANAGE
009:AA35;014:AF24
+12V_C_MPI
R1904
47K
47K
R628
47K
C1906
22uF
25V
C1904
47uF
25V
25V
R2538
10K
10K
OPT
R2539
0
OPT
R2562
0
OPT
TU1002
TMMB-H001P(W/O Tuner)
1
RF_OUT[NC]
2
GND_1
3
+3.3V
4
TSCL
5
TSDA
6
GND_2
7
IF_AGC
8
DIF-P
9
DIF-N
10
+5V
11
GND_3
12
JP2-P1
13
JP2-P4
14
J1-P2
15
J1-P3
16
J1-P4
17
J1-P5
18
PTS
19
JP1-P3
20
JP1-P4
21
JP1-P5
22
JP1-P6
23
JP1-P7
24
JP1-P10
25
J2-P1
26
J2-P2
27
J2-P3
28
J2-P4
29
J2-P6
30
SHIELD
R2566
10K
R2565
10K
D1400
5.6V
OPT
D1401
5.6V
OPT
D1402
5.6V
OPT
D1403
5.6V
OPT
D1404
5.6V
OPT
D1405
5.6V
OPT
D1406
5.6V
OPT
D1407
5.6V
OPT
GND
D1408
30V
OPT
R2567
0
0
P1405
12505WS-15A00
1
NC
2
GND
3
MPI IN
4
MPI OUT
5
PM4
6
PM2
7
PM1
8
GND
9
NC
10
PTO
11
NC
12
5V ON
13
12V ON
14
5VST
16
GND
15
NC
GND
bLAN_CHECK_5V
014:Y21
bLAN_CHECK_5VON
014:Y22
bLAN_CHECK_12VON
014:Y21
bLAN_CHECK_12VON
014:AD20
bLAN_CHECK_5VON
014:AF25
bLAN_CHECK_5V
014:AF26
b_SPI_CLOCK
014:K20;014:Y13
b_SPI_DATA_OUT
014:K20;014:S14
b_MPI_DOUT
014:K21;014:S7
b_MPI_DIN
014:K21;014:S7
b_SPI_DATA_IN
014:K20;014:S13
b_IR_IN_MODEM
009:M6;014:N19
L1404
MLB-201209-0120P-N2
C1412
0.22uF
50V
0.22uF
50V
R2568
0
0
R2569
0
0
R2570
0
0
R2571
0
0
R2572
0
0
R2573
0
0
P1400
YFDW254-06S
YFDW254-06S
4
3
2
6
1
5
B-LAN
14 14
B-LAN
37LH250H
***MPI_OUT bypass
B-LAN ON/OFF Control
B-LAN POWER
***Lines is same length as Possible as
b_LAN MPI JACK
POWER LINE
5VST_JIG
5VST_JIG
5VST_JIG
09.05.19
BLAN CHECK
BLAN CHECK
BLAN CHECK
JIG WAFER
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