Hitachi 32LD8D20E - Page 61

17MB22-2
MAIN BOARD CIRCUIT - SHEET2
SCART, VGA,
DMP, IDTV, FAV
CONNECTORS
PL208
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
L224
L221
L222
L223 L226
50V
1n
C257
50V
1n
C254
50V
1n
C259
50V
1n
C260
50V
1n
C263
50V
1n
C264
330R R292 330R
R294
SC2_AUDIO_R_IN SC2_AUDIO_L_IN
SC2_AUDIO_R_OUT
SC2_AUDIO_L_OUT
47R
R299
47R
R300
47R
R307
47R
R311
47R
R319
47R
R320
47R
R306
47R
R314
47R
R313
47R
R312
47R
R301
75R
R297
75R
R310
75R
R305
75R
R315
75R
R318
C5V6
D228
C5V6
D224
C5V6
D230
C5V6
D227
C5V6
D229
C5V6
D226
C5V6
D225
50V
27p
C270
50V
27p
C273
50V
27p
C274
50V
27p
C277
50V
27p
C280
SC2_B
SC2_G
SC2_R/C
SC2_CVBS_IN
SC2_FB
SC2_PIN8
SC2_CVBS_OUT
PL200
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
ST24LC21
IC200
1NC1 3NC36SCL
8VCC
2NC2 4VSS
7VCLK 5SDA
75R
R202
75R
R205
75R
R208
47R
R213
47R
R223
47R
R214
47R
R224
47R
R225
47R
R215
VCC_5V
PC_R
PC_G
PC_B
47R
R209
47R
R226
47R
R212
47R
R227
DDC_5V
VCC_5V
1k
R210
1k
R211
3k3
R216
10k
R220
PC_HSYNC
PC_VSYNC
VCC_5V
D212
PC_VSYNC
DDC_5V
PL204
1
2
3
4
5
6
7
8
47R
R265
47R
R276
75R
R255
C5V6
D220
FAV_CVBS_IN
16V
100n
C265
5k6
R298
15k
R302
L215
L216
50V
1n
C246
50V
1n
C248
FAV_AUDIO_R_IN
FAV_AUDIO_L_IN
A
1P_RED_FAV
JK200
12
A
WHITE_FAV
JK201
A
YELLOW_FAV
JK202
50V
27p
C239
50V
27p
C237
50V
27p
C251
50V
27p
C252
50V
27p
C258
75R
R281
75R
R284
75R
R289
BAV99 D223
BAV99 D222
BAV99 D221
47R
R280
47R
R279
47R
R283
47R
R282
47R
R288
47R
R287
YPBPR_Y YPBPR_PB YPBPR_PR
VCC_5V
BAV99
D200
BAV99
D203
BAV99
D205
50V
27p
C212
50V
27p
C209
50V
27p
C211
BAV99
D202
BAV99 D201
BAV99
D204
BAV99 D206
VCC_3V3
PL205
1
2
3
4
L217
L218
L219
50V
1n
C242
50V
1n
C247
330R
R262
LINE_R_OUT
LINE_L_OUT
SUBW
10V
100n
C250
10V
100n
C249
BC858B
Q206
BC858B
Q207
BC858B
Q202
BC858B
Q203
VCC_5V_VIDEO
SC1_CVBS_OUT
VOUT1
VCC_5V_VIDEO
VOUT2
SC2_CVBS_OUT
L228
L227
50V
1n
C272
50V
1n
C271
50V
1n
C262
50V
1n
C261
330R R308
330R R296
PL206
1
2
3
4
50V
1n
C244
50V
1n
C238
50V
1n
C240
50V
1n
C245
L213
L214
HP_OUT_R
HP_OUT_L
HP_DETECT
L231
L230 L229
50V
1n
C278
50V
1n
C279
50V
1n
C275
50V
1n
C276
330R R316 330R R317
PC_AUDIO_L_IN PC_AUDIO_R_IN
330R R285
330R R286
50V 1nC253
50V
1n
C255
50V
1n
C243
50V
1n
C241
330R
R272
330R
R264
PL203
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
330R R217 330R R222
330R
R204
330R
R203
47R
R244
47R
R245
47R
R239
47R
R240
47R
R230
47R
R231
47R
R248
47R
R249
47R
R261
47R
R256
47R
R253
47R
R254
75R
R252
75R
R246
75R
R251
75R
R241
75R
R250
L205
L203
L207
L204
50V
1n
C206
50V
1n
C200
50V
1n
C215
50V
1n
C210
50V
1n
C216
50V
1n
C217
50V
1n
C202
50V
1n
C207
SC1_AUDIO_R_OUT
SC1_AUDIO_L_OUT
SC1_AUDIO_R_IN
SC1_AUDIO_L_IN
L209
C5V6
D207
50V 27p
C222
75R
R229
SC1_B
15k
R234
5k6
R236
C5V6
D208
47R
R235
SC1_PIN8
50V
27p
C230
C5V6
D210
SC1_G
50V
27p
C232
C5V6
D213
SC1_R
C5V6
D215
SC1_FB
50V
27p
C234
C5V6
D216
SC1_CVBS_OUT
C5V6
D218
50V
27p
C236
50V
27p
C235
C5V6
D217
SC3_CVBS_IN
C5V6
D214
50V
27p
C233
SC3_PIN8
C5V6
D209
5k6
R243
15k
R238
16V
100n
C226
16V
100n
C225
47R
R237
L208
L210
50V
1n
C221
50V
1n
C220
330R R228
SC3_AUDIO_L_IN
330R
R219
50V
1n
C214
50V
1n
C213
L206
SC3_AUDIO_R_IN
L201
L202
330R
R200
330R
R201
50V
1n
C204
50V
1n
C201
50V
1n
C205
50V 1n C203
SC3_AUDIO_L_OUT SC3_AUDIO_R_OUT
50V
47u
C256
100R
R290
1k
R295
1k
R293
50V
22u
C267
50V
22u
C266
50V
22u
C269
50V
22u
C268
VCC_8V
SC3_AUDIO_R_OUT
SC3_AUDIO_L_OUT
SC1_
AUDIO_
L_OUT
SC1_AUDIO_R_OUT
VCTP_AOUT1R
VCTP_AOUT1L
47R
R247
47R
R242
C5V6
D211
50V
47u
C208
50V
22u
C229
50V
22u
C218
50V
22u
C231
50V
22u
C219
100R
R206
R207
100R
1k
R221
1k
R218
VCC_8V
VCTP_AOUT2R
VCTP_AOUT2L
SC2_AUDIO_R_OUT
LINE_L_OUT
LINE_R_OUT
SC2_AUDIO_L_OUT
YPBPR_AUDIO_L_IN
YPBPR_AUDIO_R_IN
S204
S201
BAV_CVBS_IN
S206
S205
BAV_R_IN
BAV_L_IN
50V
1n
C227
L211
330R
R232
50V
1n
C223
50V
1n
C228
330R
R233
L212
50V
1n
C224
BAV_CVBS_IN
JACK-AK16
JK204
S207
S208
HP_OUT_L
HP_OUT_R
S200
SC3_SVHS_C
SC3_SVHS_C
L225
BAV_R_IN
BAV_L_IN
S203 S202
PL207
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19 20
21
22
23
24
IDTV_R IDTV_G IDTV_B
IDTV_CVBS_IN
IDTV_AUDIO_L_IN IDTV_AUDIO_R_IN
AGC_DVB
UART_RX UART_TX IRQ
SDA_DVB SCL_DVB
SC1_CVBS_IN
PL210
12
34
56
78
910
1112
1314
1516
1718
1920
VCC_5V
DMP_DVD_R DMP_DVD_G DMP_DVD_B
DMP_DVD_AUDIO_R_IN
DMP_DVD_CVBS_IN
DMP_DVD_AUDIO_L_IN
IR_DMP/DVD
DMP/DVD_SWITCH
BC848B
Q204
BC848B
Q205
100R
R291
100R
R304
4k7
R309
5V_STBY
BSN20
Q210
3V3_STBY
3k3
R303
TV_LINK_3V3
18k
R260
150R
R271
150R
R268
470R R267
75R
R274
75R
R275
75R
R278
150R R270
150R
R273
470R R269
18k
R259
BSN20
Q211
BSN20
Q212
3k3
R321
VCC_3V3
S209 S210
3V3_STBY SW_UPDATE_EN
A
1P_RED_FAV
JK205
A
WHITE_FAV
JK206
75R
R322
75R
R323
75R
R324
75R
R325
10u
L235
50V
47u
C281
D219
75R
R326
75R
R327
75R
R328
75R
R329
75R
R330
75R
R331
47R
R332
47R
R333
BSN20
Q213
BSN20
Q214
S211
S212
S213
BC858B
Q200
BC858B
Q201
BC858B
Q208
BC858B
Q209
IF_AGC
SC3_CVBS_OUT
FAV AUDIO
FAV VIDEO
FAV_HP
FAV_CVBS SVHS_Y PARALEL
IDTV_FFC_CON[ANALOG]
HEADPHONE JACK PC
DMP CON
DSUB_VGA_CONN
FAV SVHS/C SC2 RED ILE PARALEL
TO SHT7
RGB SW
TO SHT3
SYNC SW
TO SHT3 VCTP
TO SHT7
TO SHT3 VCTP
TO SHT7
TO SHT7
TO SHT7
TO SHT7
SHT4
SC2_R/C ILE PARALEL
TO SHT7
TO SHT4
TO SHT3
TO SHT3
TO SHT3
TO SHT7
TO SHT3
TO SHT1
TO SHT1
TO SHT3
TO SHT3
TO SHT7
SHT3
SHT3
TO SHT3 SHT7 [TO VIDEO SW]
TO SHT3
TO SHT3
YPBPR/LINE_IN[R/L] CVBS JACK
DDC_SDA
DDC_SCL
TO SHT7
TO SHT3
TO SHT7
TO SHT3
YPBPR AUDIO
PC VIDEO GND TO CHASIS GND
3
12
3
12
3
12
3
31
2
12
3