Haier LT32C360, Service Manual

Page: 30 / 58

Service Manual
Model No.:
- 29 -
5
4
3
2
D C B
HP_LINP
ROUT+ LOUT+
ROUT# HP_RINP#
ROUT#
HP_LINP# SVRR LOUT#
SC_AROUT
ROUT-ROUT-ROUT-ROUT-
HP_LIN
HP_RIN
AMP-Rout AMP-Lout
AUOUTR1
AUOUTL1
SC_ALOUT
HP_LIN
HP_RIN
HP_LINP#HP_LINP#
HP_LINN#HP_LINN#
LOUT+LOUT+LOUT+LOUT+ LOUT-
HP_RINP# HP_RINN#
ROUT-
LOUT-
ROUT+
MUTEn
VCC-OP2
VCC-OP2
HP_RINP
LOUT#LOUT#
SVRR
MUTEO
MUTETI
ROUT-
ROUT+
LOUT1+# LOUT1-#
GAIN1 GAIN0
LOUT-
GAIN0 GAIN1
VOLUME
AMP1_R-
LOUT1-# LOUT1+#
AMP1_L-
SD
VOLUME
LOUT2-#
FADE
LOUT2+#
+12V
SD FADE
HP_RINP HP_LINP
SUB_AL-
LOUT+
LOUT-
LOUT+
HP_LINP# HP_LINN#
AMP1_L-
HP_RINP# HP_RINN#
AMP1_R-
AMP2_L-
HP_LINP# HP_LINN#
SUB_AL-
AMP2_L-
AMP2_R-
HP_RINN# HP_RINP#
AMP2_R-
LOUT2-# LOUT2+#
SUB_LOUT- S
ROUT+
LOUT+
MUTEO
MUTEPAM
MUTEO
ROUT-
MUTEPAM
CLASS_EN
MUTEPAM
MUTEPAM
HP_RIN
HP_LIN
HP_DETHP_DET
HP_SMUTE HP_SL HP_SR
AMP-Rout
AMP-Lout AUOUTR1
AUOUTL1
SC_AROUT
CLASS_EN
SC_ALOUT
HP_DET
HP_SR HP_SL HP_SMUTE
+8V
PVCC
+8V
PVCC
+12V
PVCC
PVCC
+5V
PVCC
3.3VA
+8V
3.3VA
+12V
+12V
+12V
+12V
+12V
+12V
+12V
+8V
+8V
+8V
+8V
+12V
PVCC
3.3VA
GND
GND
GND
+5V
+5V
GND
GND
GND
GND
GND
5VA
GND
GND
GAIN=1K/470R
Location Near IC Pin.
Location Near IC Pin.
AMP
AUDIO OP
MUTE Control
HOLE
Ground in the middle of the L/R
Gain=R295/R298+1
Gain=R285/R291+1
SUBWOOFER SCH
F=Q/RC LOW PASS
PH_Drive
R351
100R
R351
100R
L90 NC/FB/1206 L90 NC/FB/1206
R307
NC/0R
R307
NC/0R
L50 FB_56OHM_500MA L50 FB_56OHM_500MA
C231 NC/220nF C231 NC/220nF
Q30 NC/BT3904 Q30 NC/BT3904
- +
U20B NC/4558
- +
U20B NC/4558
5 6
7
8 4
R320 NC/0R R320 NC/0R
R369 NC/1uF R369 NC/1uF
C250 NC/1u C250 NC/1u
R321
NC/4.7K
R321
NC/4.7K
C230 NC/10uF C230 NC/10uF
C213
1000pF
C213
1000pF
R383 NC/100K R383 NC/100K
C214 NC/10uF C214 NC/10uF
R319
NC/0R
R319
NC/0R
C221
200pF
C221
200pF
R291 10K R291 10K
R367 NC/100 R367 NC/100
R327
NC/0R
R327
NC/0R
R299
30K
R299
30K
R328 NC/0R R328 NC/0R
Q29 NC/2N3904 Q29 NC/2N3904
3
1
2
+ C236 470uF/16V + C236 470uF/16V
1
2
R322
NC/100R
R322
NC/100R
R303 NC/0R R303 NC/0R
R305
NC/10K
R305
NC/10K
R292
3K
R292
3K
C238 NC/10uF C238 NC/10uF
C174 10uF C174 10uF
R336 10R R336 10R
C251 NC/100n C251 NC/100n
C191
200pF
C191
200pF
C227 NC/1uF C227 NC/1uF
R339 470R R339 470R
D8
IN4148
D8
IN4148
C228 NC/1uF C228 NC/1uF
C170
0.1uF
C170
0.1uF
C302
NC/2.2uF
C302
NC/2.2uF
R338
10R/0.22uF
R338
10R/0.22uF
C176 220uF/16V C176 220uF/16V
C222
2.2uF
C222
2.2uF
R362
10R
R362
10R
C243 0.22uF C243 0.22uF
C200 NC/4.7uF C200 NC/4.7uF
R345
NC/0R
R345
NC/0R
R314 100K R314 100K
R371 NC/15K R371 NC/15K
R365 NC/100K R365 NC/100K
R289
NC/0R
R289
NC/0R
U25 NC/DF3544 U25 NC/DF3544
IN1
3
BIAS
6
OUTA
1
MUTE
2
VDD
8
GND
4
IN2
5
OUTB
7
C189
NC/1000P
C189
NC/1000P
NC/0R R370 NC/0R R370
C209
2.2uF
C209
2.2uF
R388 NC/100 R388 NC/100
+
C241 470uF/16V
+
C241 470uF/16V
1
2
R352 NC/0R R352 NC/0R
H1 10-2.54MM H1 10-2.54MM
1 2 3 4
R288 NC/0R R288 NC/0R
C195 NC/220nF C195 NC/220nF
C296 NC/10UF C296 NC/10UF
C212
1uF
C212
1uF
C178
NC/0.22uF
C178
NC/0.22uF
R308 0R R308 0R
C203
0R
C203
0R
R373
NC/1M
R373
NC/1M
R346
150R
R346
150R
C202
200pF
C202
200pF
R296 NC/0R R296 NC/0R
R390 NC/100K R390 NC/100K
R301
220R
R301
220R
C169
0.1uF
C169
0.1uF
C190 NC/1000P C190 NC/1000P
R337
NC/0R
R337
NC/0R
C196 NC/1uF C196 NC/1uF
C295
NC/2.2uF
C295
NC/2.2uF
U18
NC/PAM8610
U18
NC/PAM8610
AVDD
3
VREF
4
RINN
1
RINP
2
FADE
8
AGND1
7
VOLUME
5
REFGND
6
PVCCL
12
PGNDL
11
LINN
10
LINP
9
BSLP
16
BSLN
15
LOUTN
14
LOUTN
13
LOUTP
17
LOUTP
18
PVCCL
19
PGNDL
20
VCLAMPL
21
COSC
22
ROSC
23
AGND
24
MUTE
25
AVCC
26
V2P5
27
VCLAMPR
30
PGNDR
31
PVCCR
32
ROUTP
33
ROUTP
34
BSRP
35
BSRN
36
ROUTN
37
ROUTN
38
PVCCR
39
PGNDR
40
AGND
28
SD
29
thermal
41
C232 NC/10uF C232 NC/10uF
C244 0.22uF C244 0.22uF
+
C210 100uF/16V
+
C210 100uF/16V
R335
NC/0R
R335
NC/0R
C208
0R C208 0R
R286
NC/0R
R286
NC/0R
R306
10K
R306
10K
R313
100R
R313
100R
Q32
3906
Q32
3906
C179
NC/0.22uF
C179
NC/0.22uF
R325 100K R325 100K
C182 NC/1000P C182 NC/1000P
Q33 2N3904 Q33 2N3904
3
1
2
C187
NC/10uF
C187
NC/10uF
R315 NC/100K R315 NC/100K
Q31 2N3904 Q31 2N3904
3
1
2
L86 NC/FB/1206 L86 NC/FB/1206
R415
NC/100K
R415
NC/100K
R386 NC/15K R386 NC/15K
U19
TPA1517
U19
TPA1517
IN1
1
SGND
2
SVRR
3
OUT1
4
PGND
5
OUT2
6
VCC
7
M/SB
8
IN2
9
GND/HS
10
GND/HS
11
GND/HS
12
GND/HS
13
GND/HS
14
GND/HS
15
GND/HS
16
GND/HS
17
GND/HS
18
GND/HS
19
GND/HS
20
L81 NC/FB/1206 L81 NC/FB/1206
R355 NC/0R R355 NC/0R
C217
NC/1000pF
C217
NC/1000pF
C242 NC/100n C242 NC/100n
C197 NC/1uF C197 NC/1uF
C225 NC/1000P C225 NC/1000P
+
C248
220uF/16V
+
C248
220uF/16V
- +
U20A NC/4558
- +
U20A NC/4558
3 2
1
8 4
C207
NC/1uF
C207
NC/1uF
R374 NC/100K R374 NC/100K
R309
NC/0R
R309
NC/0R
L85 NC/FB/1206 L85 NC/FB/1206
R343
330R
R343
330R
C205
NC/220uF/16V
C205
NC/220uF/16V
R317 NC/10K R317 NC/10K
R295
NC/10R
R295
NC/10R
C299 NC/10UF C299 NC/10UF
U17 NC/TPA3110D2 U17 NC/TPA3110D2
SD
1
FAULT
2
LINP
3
LINN
4
AGND
8
AVCC
7
GAIN1
6
GAIN0
5
GVDD
9
PLIMIT
10
RINN
11
RINP
12
BSPR
17
OUTPR
18
PGND
19
OUTNR
20
BSNR
21
BSNL
22
OUTNL
23
PGND
24
OUTPL
25
BSPL
26
PVCCL
27
PVCCL
28
PVCCR
16
NC
13
PBTL
14
PVCCR
15
GND
29
R368 NC/15K R368 NC/15K
R311 NC/0R R311 NC/0R
R304 NC/10K R304 NC/10K
C183
NC/1uF
C183
NC/1uF
C224
NC/1000P
C224
NC/1000P
R298 NC/10K R298 NC/10K
R312
0R
R312
0R
R334
1K
R334
1K
C215 NC/100nF C215 NC/100nF
C188 0.1uF C188 0.1uF
C211
NC/1uF
C211
NC/1uF
R341
NC/0.22uF
R341
NC/0.22uF
C223
1000pF C223
1000pF
R375
NC/22K
R375
NC/22K
T1 10-2.54MM T1 10-2.54MM
1 2 3 4 5 6 7 8
R347 NC/120K R347 NC/120K
C186
NC/0.22uF
C186
NC/0.22uF
Q28 3906 Q28 3906
R342 100K R342 100K
C204
NC/2200uF/16V
C204
NC/2200uF/16V
C300 NC/10UF C300 NC/10UF
R357
10R/0.22uF
R357
10R/0.22uF
L88 NC/FB/1206 L88 NC/FB/1206
R354
NC/0R
R354
NC/0R
Q26
2N3904
Q26
2N3904
3
1
2
R349 75R R349 75R
L98 NC/FB_56_OHM_4A L98 NC/FB_56_OHM_4A
L51
NC
L51
NC
R382
NC/1M
R382
NC/1M
R366 NC/1.5K R366 NC/1.5K
C216
200pF
C216
200pF
C172 NC/1000P C172 NC/1000P
R348
1K
R348
1K
L82
NC/FB/1206
L82
NC/FB/1206
T2 10-2.54MM T2 10-2.54MM
1 2 3 4 5 6 7 8
C206
NC/1uF
C206
NC/1uF
L53 NC/FB L53 NC/FB
RX56
NC/V800AA
RX56
NC/V800AA
R387 NC/15K R387 NC/15K
L89 NC/FB/1206 L89 NC/FB/1206
C181
NC/1uF
C181
NC/1uF
C246 NC/220n C246 NC/220n
C301 NC/0.1uF C301 NC/0.1uF
R324
100R
R324
100R
NC/0R R385 NC/0R R385
R333
NC/0R
R333
NC/0R
C226
NC/1000pF
C226
NC/1000pF
R293 NC/10K R293 NC/10K
R363
150R
R363
150R
C247 NC/10uF C247 NC/10uF
+
C180
10uF/16V/220uF/16V
+
C180
10uF/16V/220uF/16V
R377 NC/1uF R377 NC/1uF
R340
100R
R340
100R
R361
NC/0.22uF
R361
NC/0.22uF
C192 NC/10uF C192 NC/10uF
C219
NC/220pF
C219
NC/220pF
C237 NC/10uF C237 NC/10uF
C298 NC/0.1uF C298 NC/0.1uF
L49 NC/10K L49 NC/10K
R356
330R
R356
330R
R331
NC/0R
R331
NC/0R
C184 NC/1000P C184 NC/1000P
J24 NC/2Pin 2.0MM J24 NC/2Pin 2.0MM
1 2
L97
NC/FB_56_OHM_4A
L97
NC/FB_56_OHM_4A
R381 2R2 R381 2R2
R329
NC/1K
R329
NC/1K
Q34 2N3904 Q34 2N3904
3
1
2
C245
NC/47P
C245
NC/47P
C233
NC/1000P
C233
NC/1000P
C240
NC/47P
C240
NC/47P
R359 NC/0R R359 NC/0R
L83
NC/FB/1206
L83
NC/FB/1206
L52 FB_120_OHM_500MA L52 FB_120_OHM_500MA
J26 SPEAKER J26 SPEAKER
1 2 3 4
C185
NC/1uF
C185
NC/1uF
Q36 2N3904 Q36 2N3904
3
1
2
C220
NC/1uF
C220
NC/1uF
C235 NC/220n C235 NC/220n
C218
1uF
C218
1uF
R316 NC/0R R316 NC/0R
C194 NC/10uF C194 NC/10uF
+
C167 100uF/16V
+
C167 100uF/16V
R384 NC/1.5K R384 NC/1.5K
C229 NC/220nF C229 NC/220nF
C249 NC/10uF C249 NC/10uF
C173
0.1uF
C173
0.1uF
C166
NC/0.22uF
C166
NC/0.22uF
R378 2K R378 2K
R294 NC/10K R294 NC/10K
R364 75R R364 75R
R323
NC/0R
R323
NC/0R
C168
0.001uF
C168
0.001uF
R353 100K R353 100K
R414
NC/100K
R414
NC/100K
RX57
NC/V800AA
RX57
NC/V800AA
C234
NC/1000P
C234
NC/1000P
R332
NC/1K
R332
NC/1K
R326 NC/10K R326 NC/10K
Q27 2N3904 Q27 2N3904
3
1
2
R376
2K
R376
2K
C177
NC/1uF
C177
NC/1uF
R300
4.7K
R300
4.7K
C201 NC/0.1uF C201 NC/0.1uF
R372 NC/33K R372 NC/33K
C297 NC/0.1uF C297 NC/0.1uF
L91 NC/FB/1206 L91 NC/FB/1206
R360 NC/0R R360 NC/0R
R389 NC/33K R389 NC/33K
R318
NC/0R
R318
NC/0R
L84 NC/FB/1206 L84 NC/FB/1206
R344
10R
R344
10R
R302
10K
R302
10K
C239 NC/1u C239 NC/1u
C193 NC/220nF C193 NC/220nF
R285
270K
R285
270K
R330 NC/0R R330 NC/0R
R380 2R2 R380 2R2
R350
NC/0R
R350
NC/0R
Q35
3906
Q35
3906
R416
NC/100K
R416
NC/100K
R283 NC/0R R283 NC/0R
R297 NC/10K R297 NC/10K
R310
NC/10K
R310
NC/10K
R358 470R R358 470R
C175 NC/1000P C175 NC/1000P
R379 2K R379 2K