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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
TPA3110D2PWPR
CA24
0.1uF-0603-Y5V-+80%-20%-50V
CA15
1uF-0603-X5R-±10%-25V
RA11
12Kohm-0402-±5%-1/16W
RA12
9K1ohm-0402-±5%-1/16W
CA18
1uF-0603-X5R-±10%-25V
CA25
1000pF-0402-X7R-±10%-50V
CA3
1000pF-0402-X7R-±10%-50V
AMPVCC
AMPVCC
GND
GND
CA7
0.22uF-0402-Y5V-+80%-20%-16V
CA22
0.22uF-0402-Y5V-+80%-20%-16V
CA13
0.22uF-0402-Y5V-+80%-20%-16V
CA12
0.22uF-0402-Y5V-+80%-20%-16V
GND
GND
GND
GND
LOUT+
ROUT+
AMP_MUTE/
AVCC
RA8
47Kohm-0402-±5%-1/16W
AMPVCC
AVCC
GND
GND
GND
GND
GND
RA21
100ohm-0402-±5%-1/16W
CA27
0.01uF-0402-X7R-±10%-16V
RA10
100ohm-0402-±5%-1/16W
CA29
0.01uF-0402-X7R-±10%-16V
5V_M
1
2
3
4
CN17
4PIN-2.54-D-H-
-G
AMP_VCC
AMP_VCC
GND
GND
DA1
SK34A-SMA
AMPVCC
+
EA2
470uF-35V-±20%-10×13-105
+
EA1
NC/470uF-16V-±20%-8×12-105
RA22
0ohm-1206-±5%-1/4W
GND
AMP-LO
AMP-RO
CA9
1uF-0603-X5R-±10%-25V
CA11
1uF-0603-X5R-±10%-25V
CA14
1uF-0603-X5R-±10%-25V
CA19
1uF-0603-X5R-±10%-25V
CA6
0.1uF-0402-Y5V-+80%-20%-16V
CA8
0.1uF-0402-Y5V-+80%-20%-16V
CA20
0.1uF-0402-Y5V-+80%-20%-16V
CA21
0.1uF-0402-Y5V-+80%-20%-16V
CA4
NC/1000pF-0402-X7R-±10%-50V
CA5
NC/1000pF-0402-X7R-±10%-50V
CA10
NC/1000pF-0402-X7R-±10%-50V
CA17
NC/1000pF-0402-X7R-±10%-50V
RA1
10ohm-0603-±5%-1/10W
CA28
0.1uF-0603-Y5V-+80%-20%-50V
CA2
0.1uF-0603-Y5V-+80%-20%-50V
LA1
SMD5845-220M-03
LA2
SMD5845-220M-03
LA3
SMD5845-220M-03
LA4
SMD5845-220M-03
1
2
3
4
CN18
4PIN-2.54-D-H-G
LOUT-
ROUT-
1
2
3
5
4
7
6
GND
RIN
RSPK
ERO
ELO
LSPK
LIN
CNA2
PJ-339
RA2
NC
RA5
NC
RA6
220ohm-0402-±5%-1/16W
RA7
220ohm-0402-±5%-1/16W
CA1
0.1uF-0603-Y5V-+80%-20%-50V
C15
10uF-0805-X5R-±20%-16V
C17
10uF-0805-X5R-±20%-16V
LOUT+'
ROUT+'
RA37
330ohm-0402-±5%-1/16W
RA36
330ohm-0402-±5%-1/16W
LOUT-
ROUT-
RA33
330ohm-0402-±5%-1/16W
RA9
330ohm-0402-±5%-1/16W
RA35
330ohm-0402-±5%-1/16W
RA34
330ohm-0402-±5%-1/16W
CA34
0.022uF-0402-X7R-±10%-16V
CA33
0.022uF-0402-X7R-±10%-16V
CA32
0.022uF-0402-X7R-±10%-16V
CA30
0.022uF-0402-X7R-±10%-16V
GND
LOUT+
ROUT+
RA23
NC/0ohm-0603-±5%-1/10W
RA26
NC/0ohm-0603-±5%-1/10W
EP_L
EP_R
+
EA3
NC/1000uF-16V-±20%-10×16
105
Summary of Contents for 48DR3505
Page 10: ...Service Manual Model No 2 2 External pictures four faces Front Side Up Side 9 48DR3505 ...
Page 11: ...Service Manual Model No Right Side Back Side 10 48DR3505 ...
Page 17: ...Service Manual Model No 17 48DR3505 ...
Page 30: ...Service Manual Model No 7 2 Wiring Connection Diagram 30 48DR3505 ...
Page 36: ...Service Manual Model No 9 2 Mainboard IC Introduction Top view 36 1 2 3 4 5 6 7 8 48DR3505 ...
Page 37: ...Service Manual Model No Bottom view 37 48DR3505 ...