Sony AVD-K150E - Block Diagram - POWER Section

5959
AVD-K150B/K150E/K150G/K150N/K150R
AVD-K150B/K150E/K150G/K150N/K150R
5-8. BLOCK DIAGRAM – POWER SECTION –
BD101
BD101
PW101
BR
(BK)
BL
(WH)
V101
F101
IC105
F102
PROTECTOR
1
1
3
2
2
IC106
IC102
T102
IC103
T101
C103
C113C114
C122
PSW01
32VA
5VA
12VA
PWR SENSE
PSV01
FD(+)
FD(-)
-29VA
33VA
13VA
3.8VA
5.3VA
LINE FILTER
BLOCK
( C101, C102,
L101, L102 )
RECTIFIER & SMOOTHING
BLOCK
( D129, C144, L124, C147 )
FEED-BACK
BLOCK
( R132, R133, C148,
R134, R135, R136,
R137 )
RECTIFIER &
SMOOTHING
BLOCK
(D123, C130, ZD121, R127)
RECTIFIER & SMOOTHING
BLOCK
( D126, C140, L122, C141 )
RECTIFIER &
SMOOTHING
BLOCK
( D125, R129, C138 )
FEED-BACK
BLOCK
( R122, R121, C136,
R123, R124, R125,
R126 )
PWR SENSE
BLOCK
( R184, R185 )
RECTIFIER & SMOOTHING
BLOCK
( D124, C137, R128 )
RECTIFER & SMOOTHING
BLOCK
( D122, C131, R131,
C132, C133, C135, L122 )
SNUBBER
BLOCK
( R110, C115,
D104, C117 )
RECTIFIER & SMOOTHING
BLOCK
( D127, C142, L123, C146 )
IC101
DEFECTOR
PHOTO COUPLER
2
1
5
4
4
5
1
2
3
Vcc
DRAIN
GND
SOFT-START
IC104
DEFECTOR
FEED-BACK
IC152
5V REG
1
2
3
PHOTO COUPLER
FIXED VOLTAGE
1
3
2
FIXED VOLTAGE