LG 22LH2020 - Manuale (Pagina 181)

Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes LGE Internal Use Only
P/No. : EBY58449902-(4/5)
2009.01.12
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.
DSUB_B 0 0 2 : E 7
10K R308
1K R329
DDC_SCL/UART_RX
75 R331
10K R351
OPT
C312
+5V_VGA
470K R302
220pF 50V C315
0 R342
75 R330
KCN-DS-1-0088 JK306
1 2 3 4 5
6 7 8 9
10
PC_L_IN 0 0 2 : P 9
0 . 1 u F
50V C318
10K R335
MAX3232CDR
IC300
3
C1-
2
V+
4
C2+
1
C1+
6
V-
5
C2-
7
DOUT2
8
RIN2
9
ROUT2
10
DIN2
11
DIN1
12
ROUT1
13
RIN1
14
DOUT1
15
GND
16
VCC
100 R353
0 R339
0 . 1 u F 50V
C319
12K R313
10K R327
KCN-DS-1-0089
JK305
1 2 3 4 5
6 7 8 9 10
11 12 13 14 15
16
DSUB_G 0 0 2 : E 7
0 R319
12K R311
12K R337
75 R332
COMP_R_IN 0 0 2 : P 1 0
OPT C311
DSUB_R 0 0 2 : E 8
100pF 50V
C300
220pF 50V C316
COMP_Pr 0 0 2 : E 4
4.7K R350
OPT C313
1000pF
50V C309
0 . 1 u F 50V
C314
470K
R303
10K R307
0 R328
DBG_TX
COMP_DET 001:AC19
12K R338 0 R355
10K R336
22 R346
0 . 1 u F
50V C317
0 R340
1K R352
0 R341
DBG_RX
DDC_SDA/UART_TX
+3.3V_ST
100pF 50V
C301
+3.3V_ST
COMP_Y 0 0 2 : E 5
0 R349
OPT
470K R333
+5V_GENERAL
0 R318
P E J 0 2 4 - 0 1
JK301
6B T_TERMINAL2
8 SHIELD_PLATE
7B B_TERMINAL2
5 T_SPRING
4 R_SPRING
7A B_TERMINAL1
6A T_TERMINAL1
3 E_SPRING
22 R348
470K R334 1000pF
50V
C310
0 . 1 u F
50V C320
COMP_L_IN 0 0 2 : P 1 0
PC_R_IN 0 0 2 : P 9
4.7K R347
DSUB_HSYNC 0 0 2 : E 9
DSUB_VSYNC 0 0 2 : E 9
DSUB_DET
COMP_Pb 0 0 2 : E 4
0 . 1 u F
50V C308
1K R326
10K R301
+5V_GENERAL
Fiber Optic
JST1223-001
JK303
1 GND
2 VCC
3 VINPUT
4
FIX_POLE
HP_DET
001:AC17
OPT ZD300
SPDIF_OUT
0 0 2 : P 1 3
HP_L_OUT
001:AC17
HP_R_OUT
001:AC17
1K R314
AV_CVBS_DET
1K R315
S_C_IN
+5V_GENERAL
470K R312
S_DET
47pF
50V C305
+5V_GENERAL
47pF
50V C306
0 R310 S_Y_IN
100pF 50V
C303
AV_CVBS_IN
10K R305
75 R317
0 R306
0 R304
75
R320
100pF 50V
C304
470K R316
0 . 1 u F
16V C302
AV_R_IN
AV_L_IN
75 R321
PMJ029-01
JK300
4A [YL]CONTACT
2A [YL]1P_CAN
3A [YL]0_SPRING
2B [WH]1P_CAN
5B [WH]C_LUG_L
2C [RD]1P_CAN
4C [RD]CONTACT
3C [RD]0_SPRING
6 [S-VHS]GROUND_TER
7A [S-VHS]C_LUG_L1
7B [S-VHS]C_LUG_L2
7C [S-VHS]C_LUG_L3
7D [S-VHS]C_LUG_L4
8 [S-VHS]0_SPRING
P E J 0 2 4 - 0 1
JK302
6B T_TERMINAL2
8 SHIELD_PLATE
7B B_TERMINAL2
5 T_SPRING
4 R_SPRING
7A B_TERMINAL1
6A T_TERMINAL1
3 E_SPRING
+5V_GENERAL
10K R322
12K R324
10K R323
12K R325
10K R309
1K R300
100 R354
75 R345
75 R343
75 R344
0 . 1 u F
16V
C321
47pF
50V C307
+3.3V_TUNER
+5V_GENERAL
0 . 1 u F
16V
C322
AMOTECH 5.6V
D310
AMOTECH
5.6V D304
AMOTECH
5.6V D305
AMOTECH 5.6V
D306
AMOTECH
5.6V
D316
AMOTECH
5.6V
D314
AMOTECH
5.6V
D315
AMOTECH 5.6V
OPT
D324
AMOTECH 5.6V OPT
D302
AMOTECH 5.6V OPT
D303
AMOTECH 5.6V
D300
AMOTECH 5.6V
D301
RCA-517HA-00A-01
JK304
4A [GN]CONTACT
2A [GN]1P_CAN
3A [GN]O_SPRING
2B [BL]1P_CAN
5B [BL]C_LUG_L
2C [RD]1P_CAN1
5C [RD]C_LUG_L
2D [WH]1P_CAN
5D [WH]C_LUG_L
2E [RD]1P_CAN2
4E [RD]CONTACT
3E [RD]O_SPRING
AMOTECH
30V
D308
AMOTECH 30V
D309
AMOTECH 30V
D307
AMOTECH
30V
D311
AMOTECH
30V
D312
AMOTECH 30V D313
ADUC30S03010L_AMODIODE 30V OPT
D325
ADUC30S03010L_AMODIODE 30V
OPT D326
ADUC30S03010L_AMODIODE
30V
OPT D323
ADUC30S03010L_AMODIODE
30V
OPT
D322
AMOTECH 30V
D319
AMOTECH 30V
D320
AMOTECH 30V
D321
EPCOS 5.6V
D317 OPT
EPCOS
5.6V
D318
OPT
0 . 1 u F
50V C323
8pF
50V C324 OPT
0 R356
BLM18PG600SN1D
L302
BLM18PG600SN1D L301
BLM18PG600SN1D L300
3 IN/OUT
MStar
COMPONENT
PC AUDIO
RS232C
PC
SPDIF OPTIC JACK
HEAD PHONE
AV
4
INTERFACE
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.
4 . 7 u F
16V C442
100 R435
10K R430
100 R433
4 . 7 u F
16V C440
100 R418
22uF
16V C444
4 . 7 u F 16V
C451
100 R432
4 . 7 u F 16V
C438
4 . 7 u F
16V C450
100 R414
4 . 7 u F 16V
C439
100 R417
4 . 7 u F 16V
C449
0 . 0 1 u F 50V
C443
100 R431
100 R419
100 R415
100 R420
TEA6420D
IC405
3 VS
2 CAPACITANCE
4 L1
1 GND
6 L3
5 L2
7 NC1
8 NC2
9 L4
10 L5
11 LOUT1
12 ROUT1
13 LOUT2
14 ROUT2 15 LOUT3
16 ROUT3
17 LOUT4
18 ROUT4
19 R5
20 R4
21 NC3
22 NC4
23 R3
24 R2
25 R1
26 ADDR
27 SCL
28 SDA
4 . 7 u F 16V
C441
100 R416
100 R434 4 . 7 u F 16V
C448
100 R436
4 . 7 u F
16V C447
100 R437
100 R424
+5V_GENERAL
100 R423
100 R421
100 R422
100 R427
22 R429
100 R426
0 . 1 u F
50V C445 JLC1562BFEL
IC406
3A2
2 A1
4 D0
1 A0
6D2
5D1
7D3
8 Vss 9 D4
10 D5
11 D6
12 D7
13 VDAC
14 SCL
15 SDA
16 VDD
47uF
16V C446
22 R428
100 R425 OPT
+5V_TUNER
+1.8V_TUNER
0 . 1 u F
16V
C407
4 . 7 u F
10V
OPT C435
GND
100uF
16V C422
100uF
16V
C437
0 . 1 u F
16V
C402
P_+12V
+3.3V_TUNER
0 . 1 u F
16V C423
0 . 1 u F
16V C420
0 . 1 u F
16V
C428
100uF
16V C425
0 . 1 u F 16V
C403
KA7809ERTM
IC400
2
G
3 O 1 I
0 . 1 u F
C408 100uF C414
100uF
16V C400
SC2_R_IN SC2_L_IN
SC1_R_IN SC1_L_IN
PC_R_IN PC_L_IN
COMP_L_IN COMP_R_IN
AV_L_IN AV_R_IN
0 . 1 u F
16V
C427
+5V_GENERAL
100uF
16V
C436
4 . 7 u F
10V
OPT C431
AV_L_OUT
AV_R_OUT
+9V_GENERAL
+9V_GENERAL +5V_GENERAL
AV_CVBS_DET
S_DET
DSUB_DET
COMP_DET SCART1_DET
SCART2_DET
5600pF 50V
C410 9.1K
R408
12.4K 1%
R409
MP2305DS
IC401
3 SW
2 IN
4 GND
1 BS
5 FB
6 COMP
7 EN
8 SS
22uF 16V
C409 22uH
L401
0 . 0 1 u F
50V
C405
0 . 4 7 u F
25V C404
56K
1% R405
0 . 1 u F
50V
C413
100K R406
FE_DEMOD_SDA
FE_DEMOD_SCL
100uF
16V C412 0 . 1 u F 16V
C424
FE_DEMOD_SCL
FE_DEMOD_SDA
AP1117E33G-13
IC402
2
OUT
3 IN 1 ADJ/GND
AP1117E18G-13
IC404
2
OUT
3 IN 1 ADJ/GND
22 R446
SC1_VIDEO_MUTE
0 R447
0 R448
+5V_GENERAL
10K R449
CB3216PA501E
L406
CB3216PA501E
L407
22uF
16V C401 22uF
50V C452
OPT
FE_DEMOD_SDA
+3.3V_ST
FE_TS_VAL_ERR
FE_TS_SERIAL
FE_TS_DATA[0-7]
FE_TS_DATA_CLK
FE_TUNER_SCL
FE_DEMOD_SCL
FE_RESET
FE_TUNER_SDA
FE_TS_SYNC
P_+12V
47 R440
47 R441
TUNER_CVBS_IF_P
DTV/MNT_V_OUT
SPDIF_OUT
TV_L_OUT
DSUB_R
DBG_RX
DSUB_G
COMP_Y
AV_L_OUT
HP_DET
SC1_CVBS_IN
SC2_CVBS_IN
HP_L_OUT
DSUB_HSYNC
DSUB_VSYNC
+5V_VGA
TV_R_OUT
DTV/MNT_R_OUT
FE_AGC_SPEED_CTL
HP_R_OUT
TUNER_SIF_IF_N
REC_8
COMP_Pb
DDC_SCL/UART_RX
SC1_R
TUNER_SIF_IF_N
SC1_FB
S_C_IN
SC1_G
DDC_SDA/UART_TX
SC1_B
AV_CVBS_IN
COMP_Pr
DBG_TX
AV_R_OUT
DTV/MNT_L_OUT
SC1_ID
S_Y_IN
DSUB_B
SC2_ID
47 R438
47 R439
1/10W
0
5%
R451
RF_ATTENUATION
BLM18PG121SN1D
L404
BLM18PG121SN1D
L405
47 R452
OPT
GF05C-96S
P400
1 1 2 2
3 3 4 4
5 5 6 6
7 7 8 8
9 9 10 10
11 11 12 12
13 13 14 14
15 15 16 16
17 17 18 18
19 19 20 20
21 21 22 22
23 23 24 24
25 25 26 26
27 27 28 28
29 29 30 30
31 31 32 32
33 33 34 34
35 35 36 36
37 37 38 38
39 39 40 40
41 41 42 42
43 43 44 44
45 45 46 46
47 47 48 48
49 49 50 50
51 51 52 52
53 53 54 54
55 55 56 56
57 57 58 58
59 59 60 60
61 61 62 62
63 63 64 64
65 65 66 66
67 67 68 68
69 69 70 70
71 71 72 72
73 73 74 74
75 75 76 76
77 77 78 78
79 79 80 80
81 81 82 82
83 83 84 84
85 85 86 86
87 87 88 88
89 89 90 90
91 91 92 92
93 93 94 94
95 95 96 96
97
97
FE_TS_DATA[0]
FE_TS_DATA[1]
FE_TS_DATA[2]
FE_TS_DATA[3]
FE_TS_DATA[4]
FE_TS_DATA[5]
FE_TS_DATA[6]
FE_TS_DATA[7]
4 4 IN/OUT
MStar
ADDR 9A
AUDIO SWITCH
POWER
I/O EXPANSION
ADDR 71
TUNER JACK PIN
(TUNER SIF)
(TUNER CVBS)
(TUNER RESET)