Printed Wiring Board - Dcdc Board - Sony UDA-1 Service Manual

UDA-1

5-19. PRINTED WIRING BOARD - DCDC Board -

1 2
DCDC BOARD
(COMPONENT SIDE)
(Page 30) (Page 30)
DIGITAL DIGITAL
>05P >06P
A BOARD BOARD
CN308 CN306
CN153
CN190
8 1
C166 C159
7 1
IC153
4
5
B
K
C
D
UDA-1
• See page 29 for Circuit Boards Location.
3 4
M1
(FAN)
M
(Page 47)
PRIMARY
3 1
>14P
BOARD
CN130
CN191
CN150
3 1
6 1
IC150
3
8 5
C150
1
C154
1 4
A Q180
5
R151
1 6
R152
D154
3 4
R150
R184 R185
1
IC180
R186
C157
C152
L150
C193 IC151
C169
C167
C155
R158
4 1
R157
5 8
R159 R153
R161 C162
R160
• : Uses unleaded solder.
5 6
(Page 47)
T001
>13P
MAIN POWER
TRANSFORMER
D156
1 3
A K
CN154
R183
D155
CL150
A K
CL166
CL151
D152
F150
K A
C151
D153
K A
11
EB101
(11)
1-888-767-
(CHASSIS)
44 44
7 8
DCDC BOARD
(CONDUCTOR SIDE)
CL158
CL157
CL190 CL156
CL169 CL168
9
CL155
C181
CL170
C191
R181
CL163
IC190
R182
R190
CL152
CL154
C160
C192
C164
1
CL165 CL164
9
CL183
CL184
CL182
CL159
CL192
CL191
9 10
CL194
M
12 11
RV190
VOLUME
CL193
11
8 3 6 5 4 1 2 7
(11)
1-888-767-