Power Block Diagram 6 - Sony DSR-50P Service Manual

3-15. POWER BLOCK DIAGRAM 6

FR-157 BOARD
Q513
CN502
SW –6V
24
25
Q514
21 SW +6V
22
VD-28 BOARD
IC401
(1/2)
C 3
CN701 REG
(SEE PAGE 4-125)
POWER1
SEE PAGE 3-20
16 SW +3V
17
18 EVR +3V
19
JK-169 BOARD (2/2)
IC105
SWITCH
(SEE PAGE 4-132)
VD-28 BOARD
CN104
(1/2)
17 SW +3V
CN603 G
27
POWER1
SEE PAGE 3-20
CN105
1 SW +48V
SW +48V
2
VD-28 BOARD
IC108
(1/2)
6 SW –6V
E 3
CN604 REG
7
(SEE PAGE 4-133)
POWER1
SEE PAGE 3-20
IC112
SW +6V
4
2
REG
5
(SEE PAGE 4-133)
IC115
2
REG
(SEE PAGE 4-131)
05
IC403 IC402 IC404
BUFFER A/D CLOCK
D505 – 517
(SEE PAGE 4-125) CONVERTER (SEE PAGE 4-125)
(SEE PAGE 4-125)
1
IC501
IC502 IC504 IC505
LCD DRIVE,
SWITCH SERIAL/PARALLEL
MAT KEY
(SEE PAGE 4-123) CONVERTER
CONTROL
(SEE PAGE 4-123)
(SEE PAGE 4-123)
IC101
IC102
IC103
IC104 IC107
PARALLEL/
INVERTER AND
SERIAL
(SEE PAGE 4-132) GATE
CONVERTER
(SEE PAGE 4-135)
(SEE PAGE 4-132)
SW +3V
IC110
IC111
IC113
IC109
IC114
BUFFER
(SEE PAGE 4-133)
BUFFER
(SEE PAGE 4-134, 135, 136)
1 SW –6V
SW +6V
3
Q109, 110
3
3-29
LT-32 BOARD
(SEE PAGE 4-126)
BOTTOM
D306 – 310
LED
CN503 CN301
VCC (+6V)
1 5
LED
COM (–6V)
3 3
TOP LED
VCC (+6V)
5 1
D301 – 305
J106
REMOTE
J107
CONTROL S
DSR-50/50P
3-30 E