Hisense 32LD840FT Service Manual page 39

5
MUTE Function
MUTE
Power Off Mute
POP_MUTE_DRV632
D
R311 R311 0R 0R
+12V
R314 R314 0R/NC 0R/NC VD5 VD5
VCC-A
R315 R315
VD4 VD4
1k/NC 1k/NC
R317 R317 0R/NC 0R/NC
5VAIN
1N4148W 1N4148W
R322 R322
1k 1k
R323 R323
47k 47k
VD8 VD8
MMBT3906LT1 MMBT3906LT1
V18 V18
1N4148W 1N4148W
2 3
R327 R327 0R/NC 0R/NC
1 2
R331 R331 R332 R332
VD10 VD10 1N4148W 1N4148W
22k/NC 22k/NC
C202 C202
100k 100k
100u/16V 100u/16V
MUTE_AMP
2 MUTE_AMP
HEADPHONE
0R 0R R321 R321 C380 C380 R447 R447 33k 33k R462 R462
2 EARPHONE_ROUT
1u/10V 1u/10V
R326 R326
220k 220k C387 C387 R455 R455
C C203 C203
1n/50V 1n/50V
200p/50V 200p/50V
PH-Rin
R448 R448
MUTE_632
10k 10k
Near MST.IC
Ground in the middle of the L/R
AUDIO OUT
B
AUOUTR1 0R 0R R313 R313 C396 C396 R466 R466 33k 33k R487 R487 100k 100k
AUOUTR1
2
1u/10V 1u/10V
R318 R318
220k 220k C392 C392 R486 R486 68k 68k
C200 C200
1n/50V 1n/50V
200p/50V 200p/50V
R493 47R R493 47R
5 LINEOUTR
R475 R475
MUTE_632
Near MST.IC 10k 10k
C398 C398
Ground in the middle of the L/R
4.7u/10V/NC 4.7u/10V/NC
POP_MUTE_DRV632
3.3VA
A
R495 R495
2 MUTE_DRV632
0R 0R
C406 C406
100n/16V 100n/16V
5
4
+12V
L39,For 32"/37"
STPB3216-121PT/NC STPB3216-121PT/NC
L40,For 40"/46"
VVV
STPB3216-121PT STPB3216-121PT
Power On Mute
VD13 VD13
2 1 C307 100u/16V/NC C307 100u/16V/NC
1N4148W 1N4148W
C199 100u/16V C199 100u/16V R312 R312 0R 0R
+12V
VD15 VD15
R316 R316 0R/NC 0R/NC
VCC-A
VD6 VD6
R319 R319
1N4148W 1N4148W 100k 100k R320 R320 0R/NC 0R/NC
5VAIN
BAV99LT1 BAV99LT1
VD7 VD7
R324 R324
R325 R325 10k 10k
47k 47k
R424 R424
MUTEL
V19 V19
VD9 VD9
R328 R328 47R 47R
1 2 PWD_MT 1
C201 C201
R329 R329
10k 10k 4.7k 4.7k
1N4148W 1N4148W MMBT3904LT1 MMBT3904LT1 10u/16V/NC 10u/16V/NC
0: Normal
1:
VD11 VD11
1 2
Shutdown
1N4148W 1N4148W
N29 N29
1 14
+INR +INL
100k 100k R463 R463 100k 100k R461 R461 33k 33k
2 13
-INR -INL
C388 C388 C291 C291
R450 68k R450 68k
68k 68k 270p/50V 270p/50V 3 12 270p/50V 270p/50V C390 C390
OUTR OUTL 3.3VA
1n/50V 1n/50V
4 11 R474 R474
GND UVP
R465 47R R465 47R R452 47R R452 47R PH-Lin
10k 10k
5 10
R464 R464 0R 0R
Mute GND
6 9 L51 BLM18PG181SN1 L51 BLM18PG181SN1 R477 R477
VSS VDD
5VAIN
C384 C384 1.5k/NC 1.5k/NC
7 8
CN CP
1u/16V 1u/16V C376 C376 C381 C381
3.3VA
100n/16V 100n/16V
22u/6.3V 22u/6.3V
DRV632 DRV632 R301 R301
C383 C383
C382 C382 1u/10V 1u/10V 33k 33k
4.7u/10V/NC 4.7u/10V/NC
R302 R302
XS16 XS16
3
R R
4
WR WR
2
WL WL
1
L L
5
GND GND
R428 R428
56k 56k
N30 N30
1 14
+INR +INL
R491 R491 100k 100k R490 R490 33k 33k C394 C394
2 13 1u/10V 1u/10V
-INR -INL
C405 C405 C408 C408
R476 68k R476 68k
270p/50V 270p/50V 3 12 270p/50V 270p/50V C395 C395
OUTR OUTL
1n/50V 1n/50V 3.3VA
4 11
R497 R497
GND UVP
R498 R498 47R 47R
LINEOUTL 5 10k 10k
5 10
Mute GND R494 R494 0R 0R
6 9 L52 BLM18PG181SN1 L52 BLM18PG181SN1
R496 R496
VSS VDD
C400 C400
1.5k/NC 1.5k/NC
7 8
CN CP
1u/16V 1u/16V C393 C393 C397 C397 Near MST.IC
3.3VA
100n/16V 100n/16V
22u/6.3V 22u/6.3V
DRV632 DRV632
C399 C399 Ground in the middle of the L/R
1u/10V 1u/10V
3.3VA
5VAIN
L53 BLM18PG181SN1 L53 BLM18PG181SN1
R270 R270
R274 R274
4.7k 4.7k
R680 R680 5.6k/NC 5.6k/NC
4.7k 4.7k
MUTE_632
R273 R273
4.7k 4.7k R678 R678
VD18 VD18
1 2 1
R679 R679
10k 10k V37 V37
R681 R681
1N4148W 1N4148W
10k/NC 10k/NC
MMBT3904LT1 MMBT3904LT1
47k 47k
4
3
VCC-A
L39 L39
SPEAKER AMP
L40 L40
I2S_OUT_MCK
2 I2S_OUT_MCK
I2S_OUT_BCK
2 I2S_OUT_BCK
I2S_OUT_WS
2 I2S_OUT_WS
I2S_OUT_SD
2 I2S_OUT_SD
3.3VA
2,3
2,3
R262 R262
18k 18k
R263 R263
C373 C373
15k 15k
10n/50V 10n/50V
3.3VA
R266 R266
15k/NC 15k/NC
R265 R265
15k/NC 15k/NC
C377 C377 0R 0R R336 R336 2 RST_AMP
EARPHONE_LOUT 2
1u/10V 1u/10V
R335 R335 C407 C407
220k 220k
200p/50V 200p/50V
Near MST.IC
Ground in the middle of the L/R
WOOFER AMP
R395 R395 0R 0R
HP_IN 2
VD3 VD3
10k 10k 1 2 PWD_MT
1N4148W 1N4148W
PH-Rin
PH-Lin
C305 C305 C193 C193 R303 R303 R304 R304
10u/16V 10u/16V 100n/16V 100n/16V
1k 1k 1k 1k
I2S_OUT_MCK
2 I2S_OUT_MCK
I2S_OUT_BCK
2 I2S_OUT_BCK
I2S_OUT_WS
2 I2S_OUT_WS
I2S_OUT_SD
2 I2S_OUT_SD
3.3VA
R226 R226
18k 18k
0R 0R R333 R333 R254 R254
AUOUTL1 2 C368 C368
10n/50V 10n/50V
15k 15k
R334 R334 C204 C204
3.3VA
220k 220k
200p/50V 200p/50V
R268 R268
15k/NC 15k/NC
R269 R269 2 RST_AMP
15k 15k
3
2
VCC-A
L46 L46
C370 C370 3.3VA
BLM21PG220SN1D BLM21PG220SN1D
L90 L90
L89 L89
1u/50V 1u/50V
CA87 CA87
220u/25V 220u/25V BLM18PG181SN1 BLM18PG181SN1 BLM18PG181SN1 BLM18PG181SN1
C332 10u/16V C332 10u/16V C338 C338
C324 1u/50V C324 1u/50V C337 1u/50V C337 1u/50V C342 100n/16V C342 100n/16V C346 C346
C331 1u/50V C331 1u/50V C343 1u/50V C343 1u/50V
N27 N27
R258 R258
10k 10k
15 1
R478 R478 0R 0R
MCLK OUT_A
21
R484 R484 0R 0R
C330 C330
SCLK
20 4
R480 R480 0R 0R 33n/50V 33n/50V
LRCLK BST_A
22
R481 R481 0R 0R
C336 C336
SDIN
43 33n/50V 33n/50V
BST_B
R437 R437 22R 22R 24
SCL
SCL
R439 R439 22R 22R 23 TAS5707 TAS5707 46
SDA
SDA OUT_B
MUTEL 19
PDN_18
8
NC C349 1u/50V C349 1u/50V
5
C319 4.7n/50V C319 4.7n/50V GVDD_OUT_31
11
PLL_FLTP
R267 R267 470R 470R C355 47n/16V C355 47n/16V 32 C352 1u/50V C352 1u/50V
GVDD_OUT
12
VR_ANA
C326 C326
4.7n/50V 4.7n/50V 10 39
PLL_FLTM OUT_C
C351 47n/16V C351 47n/16V
R285 R285 470R 470R
C504 C504
R261 R261 200R 200R R228 R228 18k 18k 16 42 33n/50V 33n/50V
OSC_RES BST_C
C357 C357
C360 C360 4.7u/10V 4.7u/10V
18 33 33n/50V 33n/50V
VR_DIG BST_D
C328 C328 100n/16V 100n/16V
C363 C363 2.2n/50V/NC 2.2n/50V/NC
6 36
SSTIMER OUT_D
R256 R256 22k 22k 7
OC_ADJ
3.3VA 31
VREG
R440 R440 NC/10k NC/10k
14
FAULT_13
R441 R441 100R 100R
RST_AMP 25
C365 C365
RESET_24
C315 C315 100n/16V 100n/16V
1u/10V 1u/10V
VCC-A
C366 C366
L47 L47
3.3VA
1u/50V 1u/50V
BLM21PG220SN1D BLM21PG220SN1D
L91 L91 L92 L92
CA88 CA88
220u/25V 220u/25V
BLM18PG181SN1 BLM18PG181SN1 BLM18PG181SN1 BLM18PG181SN1
C329 C329 10u/16V 10u/16V C335 10u/16V C335 10u/16V
C317 1u/50V C317 1u/50V
C316 1u/50V C316 1u/50V C372 100n/16V C372 100n/16V C311 100n/16V C311 100n/16V
C312 1u/50V C312 1u/50V
C321 1u/50V C321 1u/50V
N28 N28
R259 R259
10k 10k
R482 R482 0R 0R 15 1
MCLK OUT_A
R483 R483 21
0R 0R C340 C340
SCLK
R488 R488 0R 0R 20 4
LRCLK BST_A
R489 R489 0R 0R 22
C344 C344
SDIN
TAS5711 TAS5711 43
BST_B
R457 R457 22R 22R 24
2,3 SCL
SCL
R453 R453 23 46
22R 22R
2,3 SDA SDA OUT_B
MUTEL 19
PDN
8
PBTL
5 C369 1u/50V C369 1u/50V
GVDD_OUT1
11
C333 4.7n/50V C333 4.7n/50V
PLL_FLTP
R436 R436 470R 470R C348 47n/16V C348 47n/16V 32 C374 1u/50V C374 1u/50V
GVDD_OUT2
12
VR_ANA
C339 4.7n/50V C339 4.7n/50V 10 39
PLL_FLTM OUT_C
R438 R438 470R 470R C356 47n/16V C356 47n/16V
R257 R257
R260 R260 200R 200R 18k 18k 16 42
OSC_RES BST_C
C313 4.7u/10V C313 4.7u/10V 18 33
VR_DIG BST_D
C314 100n/16V C314 100n/16V
C318 C318 NC/2.2n/50V NC/2.2n/50V 6 36
SSTIMER OUT_D
R255 R255 22k 22k 7
OC_ADJ
3.3VA 31
VREG
R459 R459 NC/10k NC/10k 14
A_SEL
RST_AMP R454 R454 100R 100R 25
RESET_24
C325 C325
1u/10V 1u/10V
2
1
3.3VA
XP9 XP9
AMP-Rout+ 4
10u/16V 10u/16V AMP-Rout- 3
AMP-Lout- 2
100n/16V 100n/16V
AMP-Lout+ 1
R435 R435 NC/4.7R NC/4.7R C361 C361 NC/1n/50V NC/1n/50V
L43 L43
AMP-Rout+
C359 C359
C341 C341
22.0 uH 22.0 uH
470n/50V 470n/50V 220n/50V 220n/50V C323 C323
NC/470n/50V NC/470n/50V
C353 C353
C334 C334
L44 L44
220n/50V 220n/50V
470n/50V 470n/50V AMP-Rout-
R434 R434
22.0 uH 22.0 uH C354 NC/1n/50V C354 NC/1n/50V
NC/4.7R NC/4.7R
R433 R433 NC/4.7R NC/4.7R C350 C350 NC/1n/50V NC/1n/50V
L45 L45
AMP-Lout-
C507 C507 C367 C367
22.0 uH 22.0 uH
C508 C508
220n/50V 220n/50V
470n/50V 470n/50V
NC/470n/50V NC/470n/50V
C503 C503
L48 L48 C345 C345
220n/50V 220n/50V
470n/50V 470n/50V AMP-Lout+
R442 NC/4.7R R442 NC/4.7R
22.0 uH 22.0 uH C347 C347 NC/1n/50V NC/1n/50V
3.3VA
XP10 XP10
Woofer_IN+ 3
2
Woofer_IN- 1
R456 R456
NC/4.7R NC/4.7R C322 C322 NC/1n/50V NC/1n/50V
L50 L50
Woofer_IN+
C371 C371
C358 C358
22.0 uH 22.0 uH
33n/50V 33n/50V
220n/50V 220n/50V C364 C364
470n/50V 470n/50V
NC/470n/50V NC/470n/50V
33n/50V 33n/50V
C375 C375
C362 C362
L49 L49
470n/50V 470n/50V 220n/50V 220n/50V
Woofer_IN-
R460 R460
22.0 uH 22.0 uH NC/4.7R NC/4.7R
C320 C320 NC/1n/50V NC/1n/50V
C327 C327
100n/16V 100n/16V
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Title Title Title
AUDIO AUDIO AUDIO
Size Size Size Document Number Document Number Document Number
Date: Date: Date: Thursday, August 04, 2011 Thursday, August 04, 2011 Thursday, August 04, 2011 Sheet Sheet Sheet 7 7 7 of of of
1
D
C
B
A
Rev Rev Rev
1.0 1.0 1.0
10 10 10