Regulator Assy - Pioneer VSX-816-S Service Manual

5
QQ
3 7 63 1515 0
(SY)
R1111
75
(SC)
R1112
75
TE
L 13942296513
(SC)
R384
(SY)
STBY
(SC)
R382
0
(SY)
www
.
5
http://www.xiaoyu163.com
(V)
: Video Signal Route
(SY)
: S-Video Signal Route (Y ch)
(SC)
: S-Video Signal Route (C ch)
C1115
1000/10
C1116
0.1
GVCON
C 2/2
810
STBY
R350
CN355
STBY
AKP7179
R349
Y C
MON OUT
CN352(1/2)
XKB3051
Y C
VCR OUT
CHASSIS
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i
http://www.xiaoyu163.com
6
8
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

(VSX-816 : XWZ4129)
(VSX-916 : XWZ4116)
Q Q
3 6 7 1 3
J43
VSX-916
CN800
ONLY
VSX-816
52147-1110
ONLY
W378
V+5USB
W379
V+5D
DREG INPUT
DREG INPUT
GNDD
+12V INPUT
REG G
-12V INPUT
-12V
GAV
+12V
.
VSX-816-K
6
7
2 9 9 4 2 8
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.
1 5 0 5 8 2 9 9 4
R802 IC807:
V+5D REG.IC (VSX-816)
220/2W
V+5USB REG.IC (VSX-916)
IC807
TA7805S
5.0V
IN OUT
STBY
R818
0
IC803
5.0V
IN OUT
TA7805S
VSX-916
ONLY
R801
IC801:
330/3W
+12V REG.IC
IC801
18.5V
IC802:
TA7812S
-12V REG.IC
IN OUT
IN OUT
IC802
-18.7V
IC807
TA79012S
m
co
7
8
9 9
A
B
C
2 8 9 9
GNDD
D
IC803:
V+5D REG.IC
GNDD
11.8V
E
-11.9V
F
A N O P
39
8