LG 37LF65 Service Manual page 58

C1320
0.47uF
TP1302 TP1306 TP1308
+9V_MSP4450 TP1304
TP1301 TP1303 TP1305 TP1307
R1305
R1304
43 50V
43 L1302
HH-1M3216-501
TP1356
ZD1300 RLZ8.2B-TE11
+5V_MSP4450
L1301
C1313
R1303 HH-1M3216-501 22uF
1.5K 16V 65 AVSUP0
R1300
62K 66 AVSUP1
C1318
TP1350 56pF 67 ANA_IN1+
68 ANA_IN-
C1317
C1312 69 ANA_IN2+
56pF
0.01uF Q1300
SIF 2SC3875S 70 TESTEN
IC1300
71 XTAL_IN
72 XTAL_OUT
R1301 R1302
P_3.3V 24K 470 R1306 MSP4450K-QA-D6
X1300 OPT 73 TP
18.432MHz
74 AUD_CL_OUT
75 NC5
76 SPDIF_OUT
C1373 0.1uF 77 DCTRI/O_1
R1328 78 DCTRI/O_0
SPDIF_MSP_OUT
79 ADR_SEL
220
80 STANDBYQ
CLK
TP1326
TP1323
TP1319 R1311
TP1327
TP1318 L1303 100
SW_RESET
HH-1M3216-501
TP1325
TP1317
SCL_5V TP1322
TP1321
TP1320 C1325
SDA_5V
22uF
16V
R1363
3.3K
L1300
HH-1M3216-501
P_+19V
L1309 L1304
HU-1M2012-121 22uH
C1362
L1314 JP1300 0.1uF
HH-1M3216-501 50V
3 L+
C1363
C1370 0.1uF
0.47uF 50V
2 . 63V
C1364
0.1uF
1 50V C1361
L- 330pF
GND
L_GND C1365 50V
L1310 0.1uF L1306
SMW250-03 HU-1M2012-121 50V
P1300 22uH
JP1302
L1311 L1305
HU-1M2012-121 22uH
C1366
JP1301 0.1uF
50V
L1315
HH-1M3216-501 4 R+
C1360
C1368 330pF
0.1uF 50V
3 R+ C1371 50V
0.47uF
63V
2 C1369
R- 0.1uF
50V
R_GND GND
1 R-
C1367
L1312
HU-1M2012-121 0.1uF L1307
50V 22uH
SMW250-04
P1301
JP1303
C1341
3.3uF
50V
25V 25V
C1343
100uF
16V
40 CAPL_M
+9V_MSP4450
39 AHVSUP
38 CAPL_A
37 SC1_OUT_L
36 SC1_OUT_R
35 VREF1
R1315
34 SC2_OUT_L 1K Q1301
2SC3875S
33 SC2_OUT_R
32 DACM_SL TV_LOUT
31 DACM_SR C1307 R1324
R1320
6800pF 470K
30 DACM_SUB 0
29 DACM_C
Q1304
28 DACM_L 2SC3875S
R1322
2K
27 DACM_R
26 VREF2
Q1302
25 DACA_L 2SC3875S
R1316
1K TV_ROUT
R1323
R1319
0 470K
Q1303 R1327 0
MUTE_LINE
2SC3875S R1321
2K Q1305
KRA102S
TP1324
PDP : 100 ohm
+3.3V_PLL
P_3.3V
R1329
1
TP1342
1/10W
C1352 C1350 5% C1351
0.1uF 10uF 0.1uF
50V 16V 50V
R1330
1
1/10W
5%
PLL_GND
P_3.3V
IC1301
STA335BW
GND_SUB VDD_DIG_2
1 36
C1353
SA GND_DIG_2 2200pF
50V
2 35
R1331
10K
TEST_MODE SCL
3 34
R1360 0
SCL
VSS SDA
4 33 R1361 0
SDA
VCC_REG INT_LINE
C1359 0.1uF
50V 5 32
SW_RESET
OUT2B RESET
6 31 C1354
1000pF
50V
GND2 SDI_12
7 30
MS_LRCH
VCC2 LRCKI
8 29
MS_LRCK
OUT2A BICKI
9 28
MS_SCK
OUT1B XTI
10 27 R1362 0
CLK
MUTE_MAIN
VCC1 PLL_GND
11 26
R1359 0
C1355
GND1 PLL_FILTER
12 25 0.1uF
R1341
OPT
OUT1A PLL_VDD READY
13 24
C1357
+3.3V_PLL
GND_REG PWRDN 220pF
C1358
14 23 C1356
1200pF 100pF
C1305 VDD GND_DIG_1
0.1uF
50V 15 22
C1306
2200pF PLL_GND
CONFIG VDD_DIG_1
50V
16 21
OUT3B/DDX3B TWARN/OUT4B
17 20
OUT3A/DDX3A EAPD/OUT4A
18 19
+9V_MSP4450
L1403
HH-1M3216-501
TP1435
L1412
R1402
HB-1M2012-800JT 100
SCL_5V
C1452
15pF
50V
GND
L1413 GND
HB-1M2012-800JT
SDA_5V
R1403
C1453 100
15pF
50V
GND
C
33 SCL
Q1404 B
2SC3875S SDA
R1456 34
DTV/MNT_LOUT 1.5K E R1405
AUDIO_GND
TP1448 1K 35
R1401
C1403 GND DC-OUT
R1453 4.7K 36
470K 6800pF
COUT3
37
LOUT3
C 38
1K
Q1402 B C1402 39 YOUT3
2SC3875S
R1400 ROUT3
DTV/MNT_ROUT 1.5K 6800pF R1404 40
E R1452
TP1449 VOUT3
R1455 100 41
R1454
4.7K VCC
470K R1406 42
Q1403 E R1409
0 LOUT2
2SA1504S 43
DTV/MNT_VOUT B 150
V/YOUT2
C 44
TP1443 ROUT2
45
L1401
C1451 C1408 TRAP2
0.1uF HH-1M3216-501 100uF C1409 46
16V 0.1uF COUT2
47
MUTE
48
YIN1
49 MAIN/OUT
BIAS
50
CIN1
C1407 51
22uF
16V
R1408
0
AV_LOUT
R1407
AV_ROUT 0
C1412
0.1uF
GND
C
R1414
100
Q1400 B
2SC3875S
C1413
E C
0.1uF
R1410
0 E
MAIN_V/YOUT
R1413
0
MAIN_COUT
GND
SIDE_S_SW
100
R1462
+5V_MSP4450
R1461 100 0.47uF C1444
SIDE_CIN
C3
19 R1436 1.2K 0.47uF C1426
RV3 SIDE_RIN
AV-REAR
18 R1460 100 2.2uF C1445
Y3 SIDE_YIN
AV-FRONT 17 R1438 1.2K 0.47uF C1429
LV3 SIDE_LIN
16 R1439 100
V3 SIDE_VIN
2.2uF C1428
15 C1421
82pF
S-2 50V
14 R1467 1K
S2-2 SCART2_ID
13
C2
12
R1466 1.2K C1447 0.47uF
R2 SCART2_RIN
SCART-2 11
Y2
10
CXA2069Q R1468 1.2K C1448 0.47uF
SCART2_LIN
L2 9
IC1400 R1465 100 C1449 2.2uF
V2 SCART2_VIN
8
S1
7
R1429 1K
S2-1 SCART1_ID
6
C1 C1418
5
SCART-1 R1430 1.2K 0.47uF
R1 SCART1_RIN
4
TU-MAIN/IN
Y1
TU-PIP/IN 3 1.2K C1419
L1 R1431 0.47uF SCART1_LIN
2
SCART1_VIN
1 C1420
100 2.2uF
R1433
SIDE_YIN
SIDE_CIN
SIDE_S_SW
SIDE_RIN
0.47uF
C1423 SIDE_LIN
TV_LOUT
GND
100
R1422
SIDE_VIN
0.47uF
C1422 TV_ROUT
100
R1423 EYE
R1421 C1442
TU_MAIN
2.2uF
100
R1419
100 +5V_MSP4450
R1418 R1420
100 100
L1414
FI-C3216-103KJT
TP1472
R1484 C1458
220 47uF
IC1401
16V
LA7217M
R1481 NC1 NC2
C1457 1 14
220 1uF
R1417 TP1482 50V VIDEO_IN 2 13 VCC
B 100 E
R1485 100
C1460 F.B_CLAMP AFC_CTL
Q1401 B 56000pF 3 12
2SC3875S Q1405
C 2SA1504S
SYNC_OUT VCO_OUT R1483 560 R1482
4 11
R1480 3.9K
X1400
150K VD_OUT VCO_IN R1479 47
5 10 TP1467
CSBLA500KECZF09-B0
PDP : 330K GND 6 9 HD_OUT 500KHZ
C1461
1uF
EXC DET_OUT
7 8 50V
R1480-*1
C1456
330K
56000pF
FOR PDP_SYNC DET
R1486 0
SYNC_DE
P1400
SMW200-14
6602T20008N
R1476 YIN JP1407 LCF20P101-TM L1408
0 1 SIDE_YIN
OUT
GND
2
R1475 JP1409 LCF20P101-TM L1404
0 3 CIN
SIDE_CIN
OUT
R1474 SIDE_S_SW JP1410
0 4 L1406 LC-2012-250JT
R1473 SIDE_S_SW
0 RIN JP1408 IN OUT
5 GND
L1405 LC-2012-250JT
JP1406 SIDE_RIN
GND IN OUT
6
GND
R1472 JP1405 L1410 LC-2012-250JT
0 7 LIN
SIDE_LIN
IN OUT
GND GND
8
R1471 JP1403 LCF20P101-TM
0 VIN L1409
9 SIDE_VIN
OUT
10 GND
R1470 EYE JP1401 L1407 LC-2012-250JT
0 11 EYE
IN OUT
GND GND
12
9V_EYE
JP1402
9V_EYE
13
GND
14 C1450
0.1uF
SIDE_AV_GND
R1478 0
R1469 0
R1477 0
SIDE_AV_GND
+9V_MSP4450
9V_EYE
LB,LY
L1402
HH-1M3216-501