Haier L22C360, Руководство по обслуживанию

Страница: 33 / 53

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_L
AMP_LIN
PH_R
MUTE#
AVCC
+3.3V_Standby
+8V
4VA
4VA
+12V
+12V
GND
+12V
+12V
+12V
AMP_AUOUTR0
2
AMP_AUOUTL0
2
AMP-MUTE
2
PH_L
5
PH_R
5
Title Size
Document Number
Rev
Date:
Sheet
of
<Doc>
<RevCode>
<Title>
C
77
Thursday, November 25, 2010
Title Size
Document Number
Rev
Date:
Sheet
of
<Doc>
<RevCode>
<Title>
C
77
Thursday, November 25, 2010
Title Size
Document Number
Rev
Date:
Sheet
of
<Doc>
<RevCode>
<Title>
C
77
Thursday, 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/1uF
C726
NC/1uF
R777
NC/12 K
R777
NC/12 K
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
8 4
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
1 2
C711
NC
C711
NC
L703
NC/33uH-2A
L703
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
27K
R708
27K
Q704 BT3904 Q704 BT3904
R756 4.7K R756 4.7K
R769 NC /22K R769 NC /22K
FB701
NC/FB
FB701
NC/FB
C733
NC/0.22uF
C733
NC/0.22uF
R788
NC/1K
R788
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/FB
FB702
NC/FB
R778 NC /22K R778 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
1 2
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/FB
FB703
NC/FB
C720
NC/1uF
C720
NC/1uF
R730
27K
R730
27K
R768
10K
R768
10K
C706 NC/1000P/1uF C706 NC/1000P/1uF
R705
27K
R705
27K
R723 0R 1206/NC R723 0R 1206/NC
Q701 2N3906 Q701 2N3906
1
3 2
L701
NC/33uH-2A
L701
NC/33uH-2A
R731
10K
R731
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/0.22uF
C730
NC/0.22uF
R776
10K
R776
10K
R735
0R
R735
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
8 4
R717 10K/100K R717 10K/100K
FB704
NC/FB
FB704
NC/FB
R790
NC/10K
R790
NC/10K
C710 2.2uF C710 2.2uF
L704
NC/33uH-2A
L704
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/1uF
C728
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/0.22uF
C734
NC/0.22uF
C716 224 C716 224
C762 10uF C762 10uF
C729
NC/1uF
C729
NC/1uF
C727
NC/1uF
C727
NC/1uF
R770
NC/12 K
R770
NC/12 K
L702
NC/33uH-2A
L702
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 1 2
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