Power Block (Sr709) - Sony SLV-798HF Service Manual

POWER BLOCK SR709 (SWITCHING REGULATOR) PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM
— Ref. No.: SR709 Board; 9,000 Series —
1

POWER BLOCK (SR709)

A
B
L
AC IN
H
110-240VAC
CN101
C
D
Ref. No min
R103
0
E
R104 10k
R106 100k
R202 47
R205 1k
R207 0
R208 10
F
16
Note :
The components identified by
mark ! or dotted line with mark
! are critical for safety.
Replace only with part number
specified.
MA-318
REC/PB AMP, VIDEO, AUDIO,
SERVO/SYSTEM CONTROL,
TUNER
JK-159
(LINE-2 IN)
FR-130
(MODE CONTROL)
DM-74
(OPERATION SWITCHES)
2 3
(Chilean, PX MODEL)
F101
C102
L101
T2AL 250V
0.1/250
R101
C101
1M
0.1/250
1/2W
C103
1000p
250
C104
1000p
250
C108
1000p
250
GND
typ max
6.8 100
10k
15k
120k 220k
470
470
10k
47k
2.7 4.7
47
Note :
Les composants identifiés par
une marque ! sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce portant le numéro spécifié.
POWER BLOCK
4 5
D101 - 104
L102
1N4005
D101
D102
+
D103
D104
C109
180
400
C107
1000p
250
C115
0.1
4-37
6
R102
47k
3
IC101
MIP184
1
2 3 4
5
D105
EG01C
C116
47p
R108
47
1
+
C111
C112
47
0.1
35
D108
PR1003
PR1003
R107
6.8
*R106
R105
C113 C114
3.3k
0.01 0.1
7
T101 POWER T
P1
C110
0.01
400
P2
1k
V1
V2
D107
PC101
PC123