Dps-21Bp (Switching Regulator) Printed Wiring Board - Sony DVP-NC625 Service Manual

DPS-21BP (SWITCHING REGULATOR) PRINTED WIRING BOARD

POWER BOARD (SW REG) SIDE A
(DPS-21BP): (NC625: US,CND,MX/NC665P: US,CND)
C
B
A
1 2 3
POWER BOARD (SW REG) SIDE B
(DPS-21BP): (NC625: US,CND,MX/NC665P: US,CND)
C
B
A
1 2 3
4 5 6
4 5 6
4-63
• : Uses unleaded sol-
der.
7 8
7 8
DVP-NC625/NC665P
For printed wiring board
There are a few cases that the part printed on
this diagram isn't mounted in this model.
POWER BLOCK
(SWITCHING REGULATOR) SE-130 board
(SENSOR)
ER-14 board
MD-94 board (LINE1 OUT)
(MD INTERFACE)
AV-072 board
(AUDIO/VIDEO OUT)
FR-197 board
(FUNCTION SW) MB-108 board
DVD/CD RF AMP, DIGITAL SERVO,
PL-032 board
MOTOR DRIVE, AV DECODER,
*NC665P only
SDRAM, SYSTEM CONTROL,
(LED)
AUDIO DAC, PLL, I/P CONVERTER,
IF-099 board
(IF COM) SW-385 board VIDEO ENCODER
(SWITCH)
DV-034 board
(CONNECTOR)
POWER BLOCK (DPS-21BP)
A SIDE B SIDE
IC303 A-5 IC303 A-3
Q101 B-7 Q101 A-2
Q301 B-6 Q301 B-3
Q401 C-6 Q401 C-2
Q402 C-7
D101 B-3
D101 B-5 D301 B-3
D201 B-5 D303 B-4
D301 B-5 D401 C-3
D302 A-6 D411 C-3
D303 B-5 D501 C-3
D401 C-5
D411 C-6
D501 C-5
SW REG
POWER BLOCK (DPS-21BP)
4-64