Local Supply And Dc/Dc Assys - Pioneer VSX-84TXSi Service Manual

1

3.27 LOCAL SUPPLY and DC/DC ASSYS

A
B CN6101
AC1
1
AC2
2
VREG
3
VREG_G
4
VREG
5
6
DREG
7
DREG
8
DREG
9
DREG
10
AREG
11
AREG_G
C
12
AREG
B12B-PH-K-S
D
E
F
S
78
1
2
NP
W6153
D6102
IC6107 1SR154-400
STBY
CAUTION
FOR CONTINUED PROTECTION AGAINST RISK OF FIRE,
REPLACE ONLY WITH SAME TYPE NO. 49101.6 MFD.
BY LITTELFUSE INC. FOR IC6108.
D6122
1SR154-400
D6123
1SR154-400
D6127
1SR154-400
D6128
1SR154-400
The mark found on some component parts indicates
the importance of the safety factor of the part.
Therefore,when replacing,be sure to use parts
of identical designation.
VSX-74TXVi
2
3
R6102
STBY
R6103
390 MUF
(1/4W)
V+IPOD
W6154
IC6109
STBY
+12V
~
~
D6101
D3SBA20(B)
-12V
NJM78M12FA
IN
+18V
NJM78M12FA
IN
IN
-18V
IC6106
NJM79M12FA
3
4
D6105,D6106,
D6107,D6108:
UDZS6.2B
-30V
V+5AD
IC6101 AD+5V
NJM78M05FA +5V
IN OUT
1 3
2
VIDEO 5.6V
V+5_6V V+5_6U
IC6102
+5.6V
NJM78M56FA
IN OUT
1 3
2
GNDU
1
2 3
IN OUT
IC6105
-5.6V
NJM79M05FA
V-5_6V
IC6103
V+12TRG
OUT
1 3
2
V+12A V+12T
IC6104
+12V
OUT
1 3
2
GNDA
1
2 3
OUT
-12V
V-12A
4