Printed Wiring Board - Power Section (2/2) - Sony PCM-D50 Service Manual

PCM-D50
4-21. PRINTED WIRING BOARD – POWER Section (2/2) –
1 2 3
A
POWER BOARD (SIDE B)
B
C
R2048
D
1
3
Q2020
E
JL2006 JL2007
F
C2019
G
H
I
J
PCM-D50
• See page 19 for Circuit Boards Location.
4 5 6
Q2005
Q2009
1 6
C2007
3 4
C2013
R2043
3 2
1 8
R2042
IC2004
R2044
Q2019
4 1
4 5
R2041
8 5
Q2017
Q2016
1 4
1 8
Q2006
R2039
C2008
Q2030
Q2011
6
3 2
4 5
4 IC2003
4 1
R2050
C2002
C2009
3 1
IC2001
D2003
4 5
C2004
6 4
L2102
Q2104
1 3
Q2105 Q2106
C2101
6 4
L2103
D2105
Q2103
1 3
Q2102
L2101
D2102
• : Uses unleaded solder.
7 8 9
(Page 33)
SYSTEM BOARD
CN1601
R2231
CN2002
Q2206
30
Q2207
R2245
R2230 R2001
C2003
4
IC2002
1
5 4
Q2028
R2028
R2138
8 1
R2139
R2056
JL2003
1 8
Q2008
Q2113 C2128
4 5
C2126
C
R2018
C2131
4 3
L2106
5 1
IC2103 C2122
R2061
D2106
L2104
C2110
C2106
TH2301
C C
C2118
C2119
Q2302
C2108 C2105
L2105
C C
C2107
C2109
C
40 40
10 11 12
D
1
S2211
R2227
S2211
HOLD
R2224
ON
R2246
R2323 OFF
3
2
4 3
IC2005
1 2
S2213
3 1
C2018
R2233
4 6
S2213
Q2001
Q2023
DPC
ON
R2232
OFF
6 4
Q2026
1 3
R2316
Q2301
C2310
C2309
4 3
C2312
1 2
R2343
IC2303
11
1-875-144- (11)
13 14
• Semiconductor
Location
Ref. No. Location
D2003 E-6
D2102 J-5
D2105 H-6
D2106 G-6
IC2001 E-5
IC2002 C-9
IC2003 E-6
IC2004 C-4
IC2005 D-10
IC2103 E-8
IC2303 H-10
Q2001 E-10
Q2005 B-4
Q2006 D-6
Q2008 E-9
Q2009 B-4
Q2011 D-6
Q2016 D-6
Q2017 C-5
Q2019 C-5
Q2020 E-3
Q2023 E-10
Q2026 F-10
Q2028 D-9
Q2030 D-4
Q2102 I-5
Q2103 H-4
Q2104 G-5
Q2105 G-6
Q2106 G-6
Q2113 E-8
Q2206 B-8
Q2207 B-7
Q2301 F-9
Q2302 H-9