Haier LEC32B1380, Service Manual

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5 5
4 4
3 3
2 2
1 1
D
D
C
C
B
B
A
A
AMP-MUTE
MUTE
SD
VOLUME
FADE
+12V
ROUT+ROUT+
AMP-MUTE
VCC-OP2
AL+
PWD_MT
PWD_MT
VCC-OP2
AMP_RIN
AMP_LIN
AR+
AMP_RIN
PH_L
AMP_LIN
PH_R
MUTEDD
ROUT+ROUT+
PWD_MT
MUTE_PAM
ROUT-
LOUT-
MUTE
ROUT-
AR+ AL+
ROUT+ LOUT+
LOUT# ROUT#
MUTE
ROUT# SVRR LOUT#
MUTEDD
AMP-MUTE
PWD_MT
GAIN0 GAIN1
VOLUME
+12V
+12V
ROUT+
ROUT-
LOUT+
+12V
LOUT-
MUTE
MUTE#
GAIN1 GAIN0
AR+ AL+
AR-
AL-
LOUT+
LOUT-
AR+ AL+
FADE
AL1-
AR1-
AL+
AR+
+12V
+12V
+12V
+12V
+8V
4VA
4VA
+5VSB
+12V
+3.3V_SB
+12V
+12V
+3.3V_SB
+5V
+5V
+12V
PH_L
PH_R
AMP_RIN0 AMP_LIN0
AMP-MUTE
2
PH_Drive
ϡ⫼
4558
ᯊˈⷁ᥹
ϡ⫼
4558
ᯊˈⷁ᥹
MUTE ON
MUTE OFF
FOR S2
FOR S2
AUDIO Pre AMP
TDA1517
PAM8610
DESIGN:George Guo MODEL: MSAV3207-K3
TITLE: AUDIO
CHECKED:
Date: Feb. 3,2010 APPRD:
SHEET: 7 OF 9
V
ER:1.0
Add
Add
Default:PAM8610
3.3V/Gain:32dB
For Pam860 gain set
Lout1/2# to subwoofer RLout1/2 to speaker AL1/2 in for subwoofer AL/R in for speaker
Mute Circuit
C132
10nF
C132 10nF
R292 NC/33R R292 NC/33R
FB708 NC/FB/1206 FB708 NC/FB/1206
R260 470R R260 470R
Q20 3904 Q20 3904
1
2 3
R241
47K
R241
47K
NC/0R R793 NC/0R R793
C721 NC/220nF C721 NC/220nF
D9 0R D9 0R
R788
NC/1K
R788
NC/1K
R341 3K R341 3K
R785 NC/120K R785 NC/120K
R363 10K R363 10K
R755 NC/0R_0805 R755 NC/0R_0805
- +
U15A 4558
- +
U15A 4558
3 2
1
8 4
R228 22R R228 22R
R240 4.7K R240 4.7K
R285
10K
R285
10K
C732 NC/1uF C732 NC/1uF
C764 NC/1nF C764 NC/1nF
R364 NC/10K R364 NC/10K
C130 2.2uF C130 2.2uF
R230 1K R230 1K
C127
1uF
C127
1uF
J11 SPEAKER J11 SPEAKER
4 3 2 1
C749
NC/1nF
C749
NC/1nF
C737 NC/10uF C737 NC/10uF
Q33 3904 Q33 3904
1
2 3
R365 NC/10K R365 NC/10K
R266 NC/10K R266 NC/10K
+
EC10
470uF/16V +
EC10
470uF/16V
1
2
R234 NC R234 NC
C125 2.2uF C125 2.2uF
+
C122
10uF
+
C122
10uF
EC14 220uF/25V EC14 220uF/25V
1 2
C735
NC/220nF
C735
NC/220nF
R794
NC/1K
R794
NC/1K
FB701 NC/FB/1206 FB701 NC/FB/1206
C733
NC/220nF
C733
NC/220nF
C736 NC/10uF C736 NC/10uF
C750
NC/1uF
C750
NC/1uF
R284
1K
R284
1K
U19 TPA3110D2 U19 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
C753
NC/1uF
C753
NC/1uF
C135 0.1uF C135 0.1uF
R244
12K
R244
12K
R229 22R R229 22R
+ EC8 220uF/16V + EC8 220uF/16V
FB707 NC/FB/1206 FB707 NC/FB/1206
FB702 NC/FB/1206 FB702 NC/FB/1206
C740 NC/0.1uF C740 NC/0.1uF
Q25
3904
Q25
3904
C134 2.2uF C134 2.2uF
R789 NC/10K R789 NC/10K
C124
470pF
C124
470pF
R366 0R R366 0R
Q35 3904 Q35 3904
1
2 3
+
EC12
100uF/25V
+
EC12
100uF/25V
1 2
C706 NC/1nF C706 NC/1nF
R299 0R R299 0R
R239 4.7K R239 4.7K
R242 10K R242 10K
R236 10K R236 10K
R249
0R
R249
0R
+
EC11 470uF/16V
+
EC11 470uF/16V
1
2
FB703
NC/FB/1206
FB703
NC/FB/1206
C705
NC/1uF
C705
NC/1uF
C730
NC/220nF
C730
NC/220nF
C743 NC/1uF C743 NC/1uF
Q22 3904 Q22 3904
R233
100R
R233
100R
R300 47K R300 47K
FB705 NC/FB/1206 FB705 NC/FB/1206
R274
1K
R274
1K
FB704
NC/FB/1206
FB704
NC/FB/1206
C126
470pF
C126
470pF
R226 10K R226 10K C744 NC/10uF C744 NC/10uF
C709 NC/1nF C709 NC/1nF
C720
NC/1uF
C720
NC/1uF
R237
33K
R237
33K
C719 NC/10uF C719 NC/10uF
R255
NC/0R
R255
NC/0R
C704
NC/1uF
C704
NC/1uF
+
EC7 470uF/25V
+
EC7 470uF/25V
1 2
R790
NC/10K
R790
NC/10K
R777
NC/4.7K
R777
NC/4.7K
R243
100R
R243
100R
C751
NC/1uF
C751
NC/1uF
C763 NC/1nF C763 NC/1nF
Q21 3906 Q21 3906
1
3 2
U27
NC/PAM8610
U27
NC/PAM8610
AVDD
3
VREF
4
RINN
1
RINP
2
FADE
8
AGND1
7
VOLUME
5
REFGND
6
PV CCL
12
PG NDL
11
LINN
10
LINP
9
BSLP
16
BSLN
15
LOUT N
14
LOUT N
13
LOUT P
17
LOUT P
18
PV CCL
19
PG NDL
20
VCLAMPL
21
COSC
22
ROSC
23
AGND
24
MUTE
25
AVCC
26
V2P5
27
VCLAMPR
30
PG NDR
31
PV CCR
32
ROUT P
33
ROUT P
34
BSRP
35
BSRN
36
ROUT N
37
ROUT N
38
PV CCR
39
PG NDR
40
AGND
28
SD
29
therm al
41
R227 47K R227 47K
E45
NC/V800AA
E45
NC/V800AA
Q24 3904 Q24 3904
1
2 3
- +
U15B
4558
- +
U15B
4558
5 6
7
8 4
C728
NC/1uF
C728
NC/1uF
R245 NC R245 NC
D12 1N4148 D12 1N4148
C765 NC/1nF C765 NC/1nF
C752
NC/1uF
C752
NC/1uF
+
EC9 220uF/16V
+
EC9 220uF/16V
C729
NC/1uF
C729
NC/1uF
C742
NC/1uF
C742
NC/1uF
C747 NC/1uF C747 NC/1uF
E44
NC/V800AA
E44
NC/V800AA
R256
0R
R256
0R
R261 10K R261 10K
R778 33R R778 33R
C715 NC/1uF C715 NC/1uF R246
33K
R246
33K
R268 270K R268 270K
+
C123 10uF
+
C123 10uF
C707 NC/1nF C707 NC/1nF
FB706
NC/FB/1206
FB706
NC/FB/1206
C739
NC/220pF
C739
NC/220pF
Q19 3904 Q19 3904
1
2 3
C727
NC/1uF
C727
NC/1uF
C714
1uF
C714
1uF
R362 NC/10K R362 NC/10K
R275 10K R275 10K
C133 2.2uF C133 2.2uF
R231 10K R231 10K
U16
TPA1517
U16
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
R232 1K R232 1K
C745
NC/220nF
C745
NC/220nF
R250
0R
R250
0R
C748 NC/10uF C748 NC/10uF
Q23 3904 Q23 3904
1
2 3
C726
NC/1uF
C726
NC/1uF
C734
NC/220nF
C734
NC/220nF
C741
NC/1uF
C741
NC/1uF
R267 10K R267 10K
R235
12K
R235
12K
D13
1N4148
D13
1N4148
C731 NC/220nF C731 NC/220nF C131
1uF
C131
1uF
R322
NC/0R
R322
NC/0R
C746
NC/220nF
C746
NC/220nF
C128
10nF
C128 10nF
C713 NC/1nF C713 NC/1nF
C738
NC/1uF
C738
NC/1uF
R888
NC/0R
R888
NC/0R