TCL 28D2900, Service Manual

Page: 23 / 28

1
1
2
2
3
3
4
4
5
5
6
6
D D
C C
B B
A A
Title
Number Revision Size
A4
Date: 2015/12/17 Sheet of
File: C:\Users\..\TV#07_AMP.SchDoc Drawn By:
12V
12V
LOUT+
LOUT-
ROUT-
ROUT+
AMP_MUTE/
AVCC
12V AVCC
GND
AMP_MUTE/
AVCC
PH-AROUT
PH-ALOUT
GND_JP1
Comment
GND_JP2
Comment
12V
RA2
4K7ohm-0402-±5%-1/16W
RA1
4K7ohm-0402-±5%-1/16W
RA3
10ohm-0402-±5%-1/16W
RA6
100ohm-0402-±5%-1/16W
CA15
0.033uF-0402-X7R-±10%-16V
RA7
100Kohm-0402-±5%-1/16W
RA8
NC/0ohm-0402-±5%-1/16W
RA11
12Kohm-0402-±5%-1/16W
RA12
NC/10Kohm-0402-±5%-1/16W
RA13
100ohm-0402-±5%-1/16W
CA24
0.033uF-0402-X7R-±10%-16V CA8
0.1uF-0402-X5R-±20%-16V
CA9
1000pF-0402-X7R-±10%-50V
CA31
0.1uF-0402-X5R-±20%-16V
CA32
1000pF-0402-X7R-±10%-50V
+
LA4
功率电感
,Power Inductor,22uH,±10%,1.7A,0.27×1P,DR5.8×4.5,SMD,CD54-22uH,wenshan
+
LA3
功率电感
,Power Inductor,22uH,±10%,1.7A,0.27×1P,DR5.8×4.5,SMD,CD54-22uH,wenshan
+
LA2
功率电感
,Power Inductor,22uH,±10%,1.7A,0.27×1P,DR5.8×4.5,SMD,CD54-22uH,wenshan
+
LA1
功率电感
,Power Inductor,22uH,±10%,1.7A,0.27×1P,DR5.8×4.5,SMD,CD54-22uH,wenshan
CA13
NC/1000pF-0402-X7R-±10%-50V
CA17
NC/1000pF-0402-X7R-±10%-50V
CA22
NC/1000pF-0402-X7R-±10%-50V
CA27
NC/1000pF-0402-X7R-±10%-50V
CA4
10uF-0805-X5R-±20%-16V
CA5
10uF-0805-X5R-±20%-16V
CA6
6800pF-0402-X7R-±10%-50V
CA7
6800pF-0402-X7R-±10%-50V
GND
CA1
NC/0.1uF-0402-X5R-±20%-16V
CA2
0.1uF-0402-X5R-±20%-16V
CA18
0.1uF-0402-X5R-±20%-16V
CA3
10uF-0805-X5R-±20%-16V
CA11
0.22uF-0402-X5R-±10%-16V
CA19
0.22uF-0402-X5R-±10%-16V
CA20
0.22uF-0402-X5R-±10%-16V
CA30
0.22uF-0402-X5R-±10%-16V
HP_R
HP_L
SPK_R
SPK_L
CA12
1uF-0603-X5R-±10%-25V
CA16
1uF-0603-X5R-±10%-25V
CA21
1uF-0603-X5R-±10%-25V
CA26
1uF-0603-X5R-±10%-25V
CA10
0.47uF-0402-X5R-±10%-6.3V
CA14
0.47uF-0402-X5R-±10%-6.3V
CA28
0.47uF-0402-X5R-±10%-6.3V
CA29
0.47uF-0402-X5R-±10%-6.3V
CA23
1uF-0603-X5R-±10%-25V
CA25
1uF-0603-X5R-±10%-25V
3V3_M
HP_DET
GND
RA10
10Kohm-0402-±5%-1/16W
RA9
1Kohm-0402-±5%-1/16W
RA4
150ohm-0402-±1%-1/16W
RA5
150ohm-0402-±1%-1/16W
DV10
SFI0402-240E-2R5PP-LF
DV11
SFI0402-240E-2R5PP-LF
DV12
SFI0402-240E-2R5PP-LF
SD
1
FAULT
2
LINP
3
LINN
4
GAIN0
5
GAIN1
6
AVCC
7
AGND
8
GVDD
9
PLIMIT
10
RINN
11
RINP
12
NC
13
PBTL
14
PVCCR
15
PVCCR
16
BSPR
17
OUTPR
18
PGND
19
OUTNR
20
BSNR
21
BSNL
22
OUTNL
23
PGND
24
OUTPL
25
BSPL
26
PVCCL
27
PVCCL
28
UA1
TPA3110LD2PWPR
+
EA1
470uF-25V-±20%-10×12.5-105
℃
-GF-
编带
-F=5.0(CapXon)
MUTE_AMP
RA14
NC/1Kohm-0402-±5%-1/16W
RA15
NC/1Kohm-0402-±5%-1/16W
PH-AROUT
PH-ALOUT
GND
1
2
4
3
5
AV-IN
GND
AV-R
AV-L
CN15
PJ-322
黑
(H=3.0mm)