B Reg Assy - Pioneer SC-37 Service Manual

1

10.35 B REG ASSY

QQ
3 7 63 1515 0
A
B
CN7308
+B
1
V
JP7401
GND
2
-B 3
C
CKS-556--
TE
L 13942296513
D
E
www
F
U
188
1
http://www.xiaoyu163.com
2
CAUTION - FOR CONTINUED PROTECTION AGAINST RISK OF FIRE,
REPLACE WITH SAME TYPE NO. 491.500 MFD. BY LITTELFUSE INC. FOR P7300 AND P7301.
+BB
(+70V)
!
!
(-70V)
-BB
XBERR
+B
(+64V)
x ao
y
. i
(-64V)
GND
-B
2
http://www.xiaoyu163.com
3
8
!
FU62
H7302
H7300
1 1
(10A/125V)
Q7308
2SD1857(QR)
R7370
NM
!
!
Q Q
R7371
3 6 7 1 3
NM
Q7307
2SB1236(QR)
!
FU61
H7301
1 1
(10A/125V)
R7394
0
R7390 D7352
2SA1576A(QR)
Q7310
100
1SS352
D7355 R7391
1SS352 4.7k
u163
.
SC-37
3
4
2 9 9 4 2 8
POWER SUPPLY FOR
C7372
NM
R7380
47k
!
C7306
0.1u/50
YB
1000p/50
R7384
47k
C7374
NM
C7373
NM
R7381
47k
1 5 0 5 8 2 9 9 4
!
R7385
47k
C7375
NM
H7303
BTEMPERR
Q7309
2SC4154(EFG)
m
co
4
9 9
R7378
4.7k
C7376
1000p/50
CH
C7378
R7318
CH
47k
(2125)
R7379
4.7k
C7377 R7319
2 8 9 9
1000p/50
47k
CH
(2125)
C7379
1000p/50
CH
R7353
0
!