Schematic Diagram − Ac Board - Sony STR-DB798 Service Manual
Fm stereo fm/am receiver
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Also See for STR-DB798:
- Service manual (96 pages) ,
- Operating instructions manual (64 pages) ,
- Easy setup manual (2 pages)
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6-38. SCHEMATIC DIAGRAM – AC BOARD –
(AEP,TW)
HI-B
LO-B
GND
LO-A
(Page 49)
HI-A
+24V
GND
-24V
(Page 49)
AC 6V
GND
AC 6V
(Page 39)
+8V
GND
-8V
(Page 49)
STR-DB798
T901
CN1
MAIN POWER
2P
F1
TRANSFORMER
∗
L
N
CN51
6P
STOP
GND
8V
R61
33k
8V
P.RY
(Page 49)
SUB,T
470p
EB51
(CHASSIS)
∗
F1
10A 125V
(TW)
T4AL 250V
(AEP,UK)
C51
2200
16V
Q54
C55
2SC2785
1
50V
AC POWER
DETECT
R55
R56
R54
33k
10k
47k
Q52,53
B+ SWITCH
Q53
DTC124ESATP
R57
10k
Q52
2SA1015
C56
R58
100
C54
2200
16V
JW53
D55
D54
11EQS04
11EQS04
D57
D56
D52
D58
11EQS04
11EQS04
1SS133
10EDB40
D53
1SS133
C52
T2
0.0047
SUB POWER
TRANSFORMER
C53
R53
0.056
680
51
51
R51
2.2k
R52
10k
Q51
2SC1740TP
RELAY
DRIVE
R2
1
D51
1SS133T
RY1
J50
~AC IN
STR-DB798
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