Hisense LHD32K160AU Service Manual page 43

5
MUTE
R316 R316 0R/NC 0R/NC
VCC-A
R317 R317 0R/NC 0R/NC
5VAIN
R321 R321 VD13 VD13
R318 R318 0R/NC 0R/NC
+12V
VZ2 VZ2 1N4148W/NC 1N4148W/NC
1k/NC 1k/NC
D LM3Z10VT1G/NC LM3Z10VT1G/NC
R326 R326
1k/NC 1k/NC
R437 R437
100k/NC 100k/NC
VD12 VD12
1N4148W/NC 1N4148W/NC V31 V31
2SAR523EB/NC 2SAR523EB/NC
R442 R442 0R/NC 0R/NC 2 3 POWER_OFF-MUTE POWER_OFF-MUTE
1 2 R441 R441
C356 C356 R447 R447 VD14 VD14 1N4148W/NC 1N4148W/NC
100k/NC 100k/NC
10u/16V/NC 10u/16V/NC 1M/NC 1M/NC
2 MUTE_AMP
Power Off Mute
audio pre. AMP
C
C362 15p/50V C362 15p/50V
C277 C277 R356 R356 33k 33k
EARPHONE_OUTR
1u/10V 1u/10V
R448 R448 68k 68k
PH_R R460 R460
3.3V_602
R459 R459
4.7k 4.7k
R369 R369
MUTE-AMP 1 V34 V34 C296 C296
2SCR523EB 2SCR523EB
10k 10k
1u/10V 1u/10V
B
耳 耳 耳 耳
5VAIN
R455 R455
PH_L
47k 47k
HP_DEC R446 R446 1k 1k
2 HP_DEC
R556 R556
C339 C339 C227 C227 100k 100k
10u/10V 10u/10V R393 R393
100n/16V 100n/16V
470R 470R
A
5
4
5VAIN
R443 R443
4.7k 4.7k
R331 R331
R426 R426 0R/NC 0R/NC SHUTDOWN SHUTDOWN
VD15 VD15
4.7k 4.7k
1 2 PWD_MT R371 R371 10k 10k 1 V12 V12
2SCR523EB 2SCR523EB R337 R337 C250 C250
1N4148W/NC 1N4148W/NC 4.7k 4.7k 2.2u/10V/NC 2.2u/10V/NC
0: Normal
VD16 VD16
1: Shutdown
MUTE_S 1 2
1N4148W 1N4148W
N26 N26 C274 15p/50V C274 15p/50V
1 14
+INR +INL
2 13 R457 R457 33k 33k
-INR -INL
3 12
C361 C361 C298 C298
OUTR OUTL
15p/50V 15p/50V 15p/50V 15p/50V R358 R358 68k 68k
4 11
GND UVP
5.1R 5.1R R440 R440 5.1R 5.1R
5 10 PH_L
Mute GND
3.3V_602
6 9
L41 L41
3.3VA
VSS VDD
C291 C291
BLM18PG121SN1 BLM18PG121SN1
7 8
CN CP
1u/10V 1u/10V C290 C290 C293 C293
100n/16V 100n/16V
2.2u/10V 2.2u/10V
DRV632 DRV632
C295 C295
1u/10V 1u/10V
5 XS12 XS12
1
2
4
PH_R 3
R449 R449
470R 470R
4
3
R333 R333 10k 10k
5VAIN
MUTE-AMP
MUTE-AMP
1
V39 V39
R334 R334
100k/NC 100k/NC
2SCR523EB 2SCR523EB
N28 I2C ADDR:
0x54
2
MUTE-AMP
C276 C276
EARPHONE_OUTL
1u/10V 1u/10V
3/8 I2C address select
2
N29 I2C ADDR:
0x56
3
2
VCC-AA
VCC-A
VCC-AA
10u/25V 10u/25V C372 C372 10u/25V 10u/25V C415 C415
L72 L72 BLM18PG121SN1 BLM18PG121SN1
100n/25V 100n/25V C412 C412 100n/25V 100n/25V C413 C413
VCC-AA0
L74 L74 BLM18PG121SN1 BLM18PG121SN1
N28 N28
R410 R410 10k 10k
I2S-OUT_MCKO 15
2 I2S-OUT_MCKO
MCLK
I2S-OUT_BCKO 21
2 I2S-OUT_BCKO
SCLK
20
I2S-OUT_WSO
2 I2S-OUT_WSO
LRCLK
I2S-OUT_SDO 22
2 I2S-OUT_SDO
SDIN
24
R415 R415 22R 22R
2,9 I2C-SCL
SCL
R418 R418 22R 22R 23
2,9 I2C-SDA SDA
MUTE_5727 19
PDN
8
PBTL
C406 4.7n/50V C406 4.7n/50V 11
PLL_FLTP
R404 R404 470R 470R C422 47n/16V C422 47n/16V
GVDD_OUT
12
VR_ANA
C385 4.7n/50V C385 4.7n/50V 10
PLL_FLTM
R421 R421 470R 470R C374 47n/16V C374 47n/16V
R407 R407 200R 200R R411 R411 18k 18k 16 TAS5727PHP
OSC_RES
18
C254 4.7u/10V C254 4.7u/10V
VR_DIG
C410 100n/16V C410 100n/16V
C398 2.2n/50V/NC C398 2.2n/50V/NC 6
SSTIMER
7
NC2
R416 R416 15k 15k
R412 R412 15k/NC 15k/NC 14
3.3VA
Addr_SEL
25
RST_AMP R391 R391 100R 100R
RST_AMP
RESET
C387 C387
10n/50V 10n/50V TAS5727 TAS5727
3.3VA
R406 R406
10k 10k
MUTE_5727
R400 R400 4.7k 4.7k 1 V42 V42
VCC-AA0
2SCR523EB 2SCR523EB
10u/25V/NC 10u/25V/NC C379 C379 10u/25V/NC 10u/25V/NC C425 C425
100n/25V/NC C411 100n/25V/NC C411 100n/25V/NC C367 100n/25V/NC C367
N29 N29
R409 R409 10k/NC 10k/NC
I2S-OUT_MCKO 15
2 I2S-OUT_MCKO
MCLK
I2S-OUT_BCKO 21
2 I2S-OUT_BCKO
SCLK
I2S-OUT_WSO 20
2 I2S-OUT_WSO
LRCLK
I2S-OUT_SDO 22
2 I2S-OUT_SDO
SDIN
24
R389 R389 22R/NC 22R/NC
2,9 I2C-SCL
SCL
23
R417 R417 22R/NC 22R/NC
2,9 I2C-SDA
SDA
MUTE_5727 19
PDN
8
PBTL
C404 4.7n/50V/NC C404 4.7n/50V/NC 11
PLL_FLTP
R413 R413 470R/NC 470R/NC C394 47n/16V/NC C394 47n/16V/NC
GVDD_OUT
12
VR_ANA
C403 4.7n/50V/NC C403 4.7n/50V/NC 10
PLL_FLTM
R420 R420 470R/NC 470R/NC C401 47n/16V/NC C401 47n/16V/NC
R422 R422 200R/NC 200R/NC R363 R363 18k/NC 18k/NC 16 TAS5727PHP
OSC_RES
18
C380 4.7u/10V/NC C380 4.7u/10V/NC
VR_DIG
C383 100n/16V/NC C383 100n/16V/NC
C418 2.2n/50V/NC C418 2.2n/50V/NC 6
SSTIMER
7
NC2
R402 R402 15k/NC 15k/NC
R419 R419 15k/NC 15k/NC 14
3.3VA
Addr_SEL
RST_AMP R408 R408 100R/NC 100R/NC 25
RST_AMP RESET
C408 C408
10n/50V/NC 10n/50V/NC TAS5727/NC TAS5727/NC
2
1
3.3VA
L26 L26 BLM18PG121SN1 BLM18PG121SN1
C248 C248 C392 C392
100n/16V 100n/16V
2.2u/10V 2.2u/10V
3.3VA
L48 L48 BLM18PG121SN1 BLM18PG121SN1
C423 C423
100n/16V 100n/16V
R405 R405 C397 C397
4.7R/NC 4.7R/NC 1n/50V/NC 1n/50V/NC
1 L39 L39 6.8 uH/NC 6.8 uH/NC AMP-Rout+
OUT_A
4
C424 C424 L84 L84 10.0 uH 10.0 uH C246 C246
BST_A
33n/50V 33n/50V 470n/50V 470n/50V
43 C407 C407 L64 L64 10.0 uH 10.0 uH C391 C391
BST_B
33n/50V 33n/50V C389 C389 470n/50V/NC 470n/50V/NC
46 L42 L42 6.8 uH/NC 6.8 uH/NC 470n/50V 470n/50V AMP-Rout-
OUT_B
R403 R403 C395 C395
5
4.7R/NC 4.7R/NC 1n/50V/NC 1n/50V/NC
NC3
32 C400 C400
1u/16V 1u/16V R364 R364 C420 C420
4.7R/NC 4.7R/NC 1n/50V/NC 1n/50V/NC
39 L91 L91 6.8 uH/NC 6.8 uH/NC AMP-Lout-
OUT_C
42 C419 C419 L71 L71 10.0 uH 10.0 uH C251 C251
BST_C
33n/50V 33n/50V 470n/50V 470n/50V
33
C370 C370 L77 L77 10.0 uH 10.0 uH C409 C409
BST_D
33n/50V 33n/50V C377 C377 470n/50V/NC 470n/50V/NC
36 L92 L92 6.8 uH/NC 6.8 uH/NC 470n/50V 470n/50V AMP-Lout+
OUT_D
31 R396 R396 C386 C386
VREG
4.7R/NC 4.7R/NC 1n/50V/NC 1n/50V/NC
C402 C402
100n/16V 100n/16V
XP13 XP13
4
AMP-Rout+
AMP-Rout- 3
AMP-Lout- 2
AMP-Lout+ 1
XP18 XP18
Woofer+ 3
2
Woofer- 1
3.3VA
L30 L30 BLM18PG121SN1/NC BLM18PG121SN1/NC
C399 C399 C417 C417
100n/16V/NC 100n/16V/NC
2.2u/10V/NC 2.2u/10V/NC
3.3VA
L49 L49 BLM18PG121SN1/NC BLM18PG121SN1/NC
C375 C375
100n/16V/NC 100n/16V/NC
R388 R388 C378 C378
4.7R/NC 4.7R/NC 1n/50V/NC 1n/50V/NC
1 L47 L47 6.8 uH/NC 6.8 uH/NC Woofer+
OUT_A
4 C331 C331 L97 L97 10.0 uH/NC 10.0 uH/NC C382 C382
BST_A
33n/50V/NC 33n/50V/NC 470n/50V/NC 470n/50V/NC
43 C332 C332 L67 L67 10.0 uH/NC 10.0 uH/NC C405 C405
BST_B
33n/50V/NC 33n/50V/NC C390 C390 470n/50V/NC 470n/50V/NC
46 L66 L66 6.8 uH/NC 6.8 uH/NC 470n/50V/NC 470n/50V/NC Woofer-
OUT_B
R401 R401 C393 C393
5 4.7R/NC 4.7R/NC 1n/50V/NC 1n/50V/NC
NC3
32
C421 C421
1u/16V/NC 1u/16V/NC
39
OUT_C
42 C368 C368
BST_C
33n/50V/NC 33n/50V/NC
33
C369 C369
BST_D
33n/50V/NC 33n/50V/NC
36
OUT_D
31
VREG
C381 C381
100n/16V/NC 100n/16V/NC
Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd. Hisense Electric Co.,Ltd.
No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China No.11,Jiangxi Road,Qingdao,China
WWW.HISENSE.COM WWW.HISENSE.COM WWW.HISENSE.COM
Title Title Title
Hisense MSD30XBT Hisense MSD30XBT Hisense MSD30XBT
Size Size Size Schematic Name Schematic Name Schematic Name Rev Rev Rev
Custom Custom Custom <Doc> <Doc> <Doc> 1.0 1.0 1.0
Date: Date: Date: Tuesday, November 06, 2012 Tuesday, November 06, 2012 Tuesday, November 06, 2012 Sheet Sheet Sheet 10 10 10 of of of 10 10 10
1
D
C
B
A