Trans 4 And Regulator Assys - Pioneer VSX-516-K Service Manual

1

3.13 TRANS 4 and REGULATOR ASSYS

A
B
C
D
DREG INPUT
DREG INPUT
C 2/2
810
E
F
A O P
34
1
2
A 2/3
CN251
891
J22
51048-0300
C892
C891
470/35
470/35
S1WB(A)60SD
D891
C893
STBY
STBY
R891.
P
REGULATOR ASSY
(KUCXJ : XWZ4077)
(MYXJ5, MVXJ5 : XWZ4116)
J43
MYXJ5, MVXJ5
CN800
ONLY
52147-1110
W378
V+5USB
V+5D
GNDD
+12V INPUT
REG G
-12V INPUT
-12V
GAV
+12V
2
3
NOTE
1.RESISTORS
Unit: k-kΩ, M-MΩ or Ω unless otherwise noted.
Rated power: 1/16W unless otherwise noted.
+ -
Tolerance: (J) 5% unless otherwise noted.
2.CAPACITORS
Unit: p-pF or µF unless otherwise noted.
Ratings: Capacity(µF)/Voltage(V) unless otherwise noted.
Rated Voltage: 50V expect for electrolytic capacitors.
O
TRANS 4 ASSY
(XWZ4093)
CAUTION : FOR CONTINUED PROTECTION AGAINST
RISK OF FIRE. REPLACE ONLY WITH
SAME TYPE NO. AEK7008 MFD, BY
LITTELFUSE INK. FOR IC891 and IC892.
MYXJ5, MVXJ5 R802
IC807:
ONLY
220/2W
V+5USB REG.IC
IC807
TA7805S
5.0V
IN OUT
STBY
R818
0
IC803:
IC803
5.0V
V+5D REG.IC
IN OUT
TA7805S
R801
IC801:
330/3W
+12V REG.IC
IC801
18.5V
IC802: 11.8V
TA7812S
-12V REG.IC
IN OUT
IN OUT
IC802
-18.7V -11.9V
IC807
TA79012S
VSX-516-K
3
4
GNDD
GNDD
4