Sanyo HV-DX2E - Block Diagrams; Power(Smps) BLOCK DIAGRAM

3-20 3-21
BLOCK DIAGRAMS
1. POWER(SMPS) BLOCK DIAGRAM
4
3
12
TO CAP MOT
12VA
TO DRUM MOT
12VA
TO DVD/Hi-Fi
REG 12V
TO DVD
8V
TO DVD
3.3V
TO TUNER
33V
TO SYS/Hi-Fi/Tu
5.0V
TO DVD
5V
FROM µ-COM
PWR CTL 'H'
TO SYS/Hi-Fi/Tu
5.3VA
DRIVE & S/W BLOCK
OVER CURRENT LIMIT
BLOCK
(IC101,BD01,D102,R105,
C108,R107,C107,C109)
FROM µ-COM
TIMER 'H'
LINE FILTER
BLOCK
(C101, L102, C102)
BD101
C103
V101
1
2
218
17
16
15
14
13
12
5
8
3
4
3
IC102
D117
T/W
D115
IC103
PW101
BR
(BK)
HOT CIRCUIT
BL
(WH)
F101
C111
HOT GND
R101
SNUBBER
BLOCK
(D101, R104,
C105, C106)
RECTIFIER &
SMOOTHING
(D110, C123, L122,
C126, C163)
RECTIFIER &
SMOOTHING
(D111, C127,
L123, C128)
RECTIFIER &
SMOOTHING
(D112, L124,
C129, C131)
FEED-BACK
BLOCK
(R112, R113, C133,
R114, R115, R116,
R117)
8VA REG
BLOCK
(D114, IC151, C154)
12VA REG
BLOCK
(Q156,ZD103,C151,
C152,R153)
3.3V REG
BLOCK
(IC152, C153)
RECTIFIER &
SMOOTHING
(D113, R119, C132)
33V S/W
BLOCK
(Q161, R154, R155)
PWR CTL
BLOCK
(Q162,R163,R164,
R171,C161)
5V BLOCK
(R157, Q160, R158,
R159, D121, C155)
!
!
C110
! !
!
!
NOTES : Symbol denotes AC ground.
Symbol denotes DC chassis ground.
COMBI SCART
SANYO