Service Manual
Model No.:
- 33 -
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
GAIN0
GAIN1
AVCC
+12V
ROUT-
ROUT+
LOUT+
+12V
AL1+
LOUT-
AR1+
MUTE MUTE#
GAIN1
GAIN0
AR+
AL+AMP_LIN
AMP_RIN
VCC-OP2
AMP_AUOUTL0
VCC-OP2
AMP_RIN
AMP_LIN
AMP_AUOUTR0
LOUT-
ROUT-
AL+
AR+
ROUT+
LOUT+LOUT#
ROUT#
MUTE
ROUT#
MUTE
SVRR
LOUT#
AL+
AL1-
AR1-
AR+
SVRR
MUTE
PWD_MT
PWD_MT
PWD_MT
AMP_RIN
PH_LAMP_LIN
PH_R
MUTE#
AVCC
+3.3V_Standby
+8V4VA
4VA
+12V
+12V
GND
+12V
+12V
+12V
AMP_AUOUTR02
AMP_AUOUTL02
AMP-MUTE2
PH_L 5
PH_R 5
Title
Size Document Number Rev
Date: Sheet
of
<Doc> <RevCode>
<Title>
C
77Thursday, November 25, 2010
Title
Size Document Number Rev
Date: Sheet of
<Doc> <RevCode>
<Title>
C
77Thursday, November 25, 2010
Title
Size Document Number Rev
Date: Sheet of
<Doc> <RevCode>
<Title>
C
77Thursday, November 25, 2010
SHEET: 7 OF 7
TITLE: AUDIO
DWG NO.
MODEL: MSTV_6M48
Design: SuHaoFeng
SHEN ZHEN MTC MULTIMEDIA CO.,LTD
VER: 1.0
PART NO.:
Apprd:
Checked:
AMP
8.13V
11.86V
MUTE
MUTE OFF
H: MUTE
PH_Drive
TCL
ଚ⫼
GAIN0=0
GAIN1=1
R714
1K
R714
1K
C726 NC/1uFC726 NC/1uF
R777
NC/12K
R777
NC/12K
Q708
2N3906
Q708
2N3906
1
3 2
R716
2R2
R716
2R2
R713
10R
R713
10R
R706
47K
R706
47K
-
+
U706A
4558
-
+
U706A
4558
3
2
1
84
R764
NC/0R 0402
R764
NC/0R 0402
R765
NC/0R 0402
R765
NC/0R 0402
Q703
BT3904
Q703
BT3904
+
EC706
220uF/25V
+
EC706
220uF/25V
12
C711
NC
C711
NC
L703 NC/33uH-2AL703 NC/33uH-2A
R727
2K
R727
2K
C702
NC
C702
NC
R783
NC/NC/10K
R783
NC/NC/10K
RX702
NC/V800AA
RX702
NC/V800AA
CN701
4P 2.5MM
CN701
4P 2.5MM
1
2
3
4
R708 27KR708 27K
Q704
BT3904
Q704
BT3904
R756
4.7K
R756
4.7K
R769 NC/22KR769 NC/22K
FB701 NC/FBFB701 NC/FB
C733
NC/0.22uF
C733
NC/0.22uF
R788 NC/1KR788 NC/1K
C735
NC/0.22uF
C735
NC/0.22uF
C712
2.2uF
C712
2.2uF
R787
NC/10K
R787
NC/10K
R702
10K
R702
10K
C718
0.1uF
C718
0.1uF
FB702 NC/FBFB702 NC/FB
R778 NC/22KR778 NC/22K
R789
NC/10K
R789
NC/10K
R704
12K
R704
12K
R721
10K
R721
10K
R784
NC/10K
R784
NC/10K
+
EC711
220uF/25V/GZ
+
EC711
220uF/25V/GZ
12
R701
10K
R701
10K
+
EC708
470uF/16V
+
EC708
470uF/16V
1 2
R754
4.7K
R754
4.7K
R719
0R 1206/NC
R719
0R 1206/NC
U705
NC/TPA3110D2
U705
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
D702
1N4148
D702
1N4148
FB703 NC/FBFB703 NC/FB
C720 NC/1uFC720 NC/1uF
R730 27KR730 27K
R768 10KR768 10K
C706
NC/1000P/1uF
C706
NC/1000P/1uF
R705 27KR705 27K
R723
0R 1206/NC
R723
0R 1206/NC
Q701
2N3906
Q701
2N3906
1
3 2
L701 NC/33uH-2AL701 NC/33uH-2A
R731 10KR731 10K
C701
2.2uF
C701
2.2uF
+
C725
10uF
+
C725
10uF
C709
NC/1000P/1uF
C709
NC/1000P/1uF
R724
470R
R724
470R
+
EC704
470uF/16V
+
EC704
470uF/16V
1 2
R718
10K
R718
10K
C730 NC/0.22uFC730 NC/0.22uF
R776 10KR776 10K
R735 0RR735 0R
Q705
BT3904
Q705
BT3904
1
2 3
C722
2.2uF
C722
2.2uF
R762
NC/0R 0402
R762
NC/0R 0402
R725
270K
R725
270K
Q706
BT3904
Q706
BT3904
1
2 3
Q709
BT3904
Q709
BT3904
1
2 3
+
EC709
220uF/16V
+
EC709
220uF/16V
-
+
U706B 4558
-
+
U706B 4558
5
6
7
84
R717
10K/100K
R717
10K/100K
FB704 NC/FBFB704 NC/FB
R790 NC/10KR790 NC/10K
C710
2.2uF
C710
2.2uF
L704 NC/33uH-2AL704 NC/33uH-2A
R755
NC/0R 0805
R755
NC/0R 0805
RX701
NC/V800AA
RX701
NC/V800AA
C707
NC/1000P/1uF
C707
NC/1000P/1uF
C728 NC/1uFC728 NC/1uF
R703
47K
R703
47K
R763
NC/0R 0402
R763
NC/0R 0402
D703
1N4148
D703
1N4148
C723
2.2uF
C723
2.2uF
+
EC710
220uF/16V
+
EC710
220uF/16V
R720
10K
R720
10K
C734 NC/0.22uFC734 NC/0.22uF
C716
224
C716
224
C762
10uF
C762
10uF
C729 NC/1uFC729 NC/1uF
C727 NC/1uFC727 NC/1uF
R770
NC/12K
R770
NC/12K
L702 NC/33uH-2AL702 NC/33uH-2A
C717
224
C717
224
R757
10R
R757
10R
R734
10R
R734
10R
U701
TPA1517
U701
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
R712
1K
R712
1K
R715
2R2
R715
2R2
EC707
220uF/25V
EC707
220uF/25V
12
R707
12K
R707
12K
R726
2K
R726
2K
R786
NC/NC/10K
R786
NC/NC/10K
C713
NC/1000P/1uF
C713
NC/1000P/1uF
R733
22K
R733
22K
C708
2.2uF
C708
2.2uF
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