Power Block Diagram 1 - Sony DVCAM DSR-11 Service Manual

3-5. POWER BLOCK DIAGRAM 1

JA-006 BOARD
(SEE PAGE 4-85)
CN102
F101
J102 UNREG 12V (1)
1
DC IN
F103
UNREG 12V (2)
2
F102
UNREG 12V (3)
3
4 GND
5
05
DC-1492 BOARD
Q302
CN1
L401 FB301
SWITCHING
1
L101
2
L604
Q301
3
OSC SW
4
5
11
IC301
12
DC/DC
IC801
CONVERTER
(SEE PAGE 4-90)
REF. VOLTAGE GENERATOR
(SEE PAGE 4-89)
R
K
A
Q402
FB401
SWITCHING
Q401
OSC SW
11
IC401
12
DC/DC
CONVERTER
(SEE PAGE 4-90)
Q202
FB201
SWITCHING
Q201
OSC SW
11
IC201
12
DC/DC
CONVERTER
(SEE PAGE 4-90)
Q102
FB101
SWITCHING
Q101
OSC SW
11
IC101
12
DC/DC
CONVERTER
(SEE PAGE 4-90)
3-9
L302
Q703
B+
SWITCHING
ZD302
D302
5
6
D401
Q702
B–
SWITCHING
ZD402
ZD702
D402
5
6
L202
Q704 (1/2)
B+
SWITCHING
ZD202
D202
5
6
L102 Q704 (2/2)
B+
SWITCHING
ZD102
Q701
EMERGENCY
DETECT
D102
5
6
CN3
L305
3V
1
L204
3
5V
4
L602
UNREG 12V 5
6
CN2
UNSW 6V 1
2
L307
UNSW 3.1V
3
L304
SW 3.1V
4
L405 L403
VIDEO –5V
6
AUDIO –5V
8
L404
CN4
UNSW 6V
2
L306
UNSW 3V
3
L205 L203
SW 5V
4
L303
SW 3V
5
L601
UNSW 12V
7
P/CONT
1
L103
Q706, 707,
Q709
POWER
CONTROL
Q705, 708
CN5
L603
SW 12V
1
3-10
DSR-11
A
HD-024BOARD
CN100
POWER 2
SEE PAGE 3-11
B
VD-031 BOARD
CN602
POWER 3
SEE PAGE 3-13
C
HD-024 BOARD
CN601
POWER 2
SEE PAGE 3-11
M906
FAN MOTOR