Pioneer VSX-918V-S Service Manual page 79

5
QQ
3 7 63 1515 0
P1 Q701
IC701
2SC5511(E)
ICP-N10
XPROTECT R713
R701
D713 1k
R721
*1
1SS133
Q703
2SA1145
R702
*1
IC702
Q702
P12
2SA2005(E)
ICP-N10
R710
*1
IC605
AEK7022-A
601_2
(10A)
IC604
AEK7022-A
601_5
(10A)
IC607
AEK7022-A
600/3_2
(10A)
IC606
AEK7022-A
600/3_5
*2 (10A)
IC609
AEK7022-A
602_2
(10A)
*2
IC608
AEK7022-A
602_5
(10A)
P6
D+5V
Q705(1/2)
RN4903
Q705(2/2)
RN4903
L752
J606 BLUE
TE
L 13942296513
DB621ND0
FRO
L751
(FL)
FLO
J607 BROWN
DB118ND0
L762
SRO
(SL) L761
(SL)
SLO
L753
(C)
(C)
CO
PUF
L501
SBRO/SBO/SWO
PUF
L754
SBLO
WHITE
www
.
C
F-DRIVE
5
http://www.xiaoyu163.com
R709
*1
*1
/MYSXJ5
518/J
Q721
2SA1145
DB232ND0
*1
STBY
Q722
2SC2240
Q704
2SC2240
NECK
R705
47k
GNDU
Q724
D701
D5SBA20(B)
RT1N241M
STBY
A
~
+ -
C
~
STBY
~
+ -
~
D702
D
B
D5SBA20(B)
D+5V
Q707(1/2)
RN4903
Q707(2/2)
W201
RN4903
R712
R1110 R711
STBY
0
2.2k
(FL)
ATH1004
(FR)
R752
PUF 100 1/4w
ATH1004
(FL)
R751
PUF 100 1/4W
ATH1004
(SR)
R762
PUF 100 1/4W
ATH1004
(SL)
R761
PUF 100 1/4W
ATH1004
(C)
R755
100 1/4W
(SBR)
STBY
R789
100 1/4W
STBY
R772
STBY
STBY
x ao
y
(FL)
: Audio Signal Route (Front L ch)
i
(SL)
: Audio Signal Route (Surround L ch)
(C)
2/2
: Audio Signal Route (Center ch)
http://www.xiaoyu163.com
6
8
R701 R703 R707 R709 R721
R702 R704 R708 R710 R722
4.7K 3.9K 180K 10K
DB230ND0
DB030ND0
DB932ND0
STBY
DB932ND0
D
TO
PRIMARY
ASSY
J52
Q
55
D20PYY0410E
CN1201
52147-0410
GNDU
AC RY
AC WUP
ST+5V
11 10
J21
D20PYY1130E
11 10
-22.9V
-29.7V
(FL)
Q Q
3 6 7 1 3
RY751(1/3)
ASR7001-
RY751(2/3)
ASR7001-
RY752(1/3)
ASR7001-
RY752(2/3)
ASR7001-
STBY
RY753(1/3)
ASR7001-
RY501(1/3)
ASR7001-
RY501(2/3)
ASR7001-
R740
68K
C740
100/25
u163
.
Q605,606,633,655,656,683,
Q505: OVERLOAD DETECTOR
Q696,697:
( ) DC OUTPUT DETECTOR
: AUDIO SIGNAL ROUTE
VSX-918V-K
6
7
2 9 9 4 2 8
CAUTION : FOR CONTINUED PROTECTION AGAINST
RISK OF FIRE. REPLACE ONLY WITH
SAME TYPE NO. ICP-N10, MFD BY ROHM
CO., LTD. FOR IC701 and IC702.
CAUTION : FOR CONTINUED PROTECTION
AGAINST RISK OF FIRE.
REPLACE ONLY WITH SAME
TYPE NO. AEK7021 MFD, BY
LITTELFUSE INK. FOR IC853.
TRANS2 ASSY
(XWZ4335)
W382
R1256
STBY
R1255
3.3
STANDBY
IC852
1/4W
STBY
IC851
STBY
*2
IC853
J47
9 8 7 6 5 4 3 2 1
9 8 7 6 5 4 3 2 1
1 5 0 5 8 2 9 9 4 C
+
FR
-
SITUATION
(FL)
NO SIGNAL
+
FL
-
+
SR
-
(SL)
+
SL
-
(C)
*4
+
C751,752,755,
C
761,762
-
C753,754,756,
763,764
D751,753,757
R1103,R1104,R1105
CHASSIS
*5
+
SP B R
-
+
SP B L
-
NOTE
1.RESISTORS
Unit:k-kΩ,M-MΩ or Ω unless otherwise noted.
Rated power:1/4W 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 except for electrolytic capacitors.
BA:CQMBA(Film Cap)
M:CQMA(Film Cap)
m
3.DIODES
Indicated in 1SS133-T
CAUTION :
co
FOR CONTINUED PROTECTION
AGAINST RISK OF FIRE.
REPLACE ONLY WITH SAME
TYPE NO. AEK7009 FOR IC610
MFD, BY LITTELFUSE INC.
7
8
9 9
A
B
IC853
AEK7021 (7A)
TO HEADPHONE ASSY
O
1551
XDX3065
1 2 3 4 5 6
C
2/2 2 8 9 9
A-D
POINT VOLTAGE (V)
MYSXJ5
A.B ± 61.4
D
/MYSXJ5
0.22 BA
0.22 BA
1SS355
CQMBA123J50
E
F
D
C 1/2
79
8