Power Amp. Schematic Diagram - JVC R-X40 Service Manual

9-l3l
R-X/10/R-X4OL Power
Amp. Schematic
Dingram (For Tuner Sc*rematic Dingram, lef€. to p6ge 23 & 241
Notes:
1. a--tshows DC voltage
to the
chassis
with
no signal
input.
2.
-
indicates positive B power supply.
indicates negative B power supply.
4.
X
indicates signal path.
When replacing the parts in the darkned area (
K
) and
those marked
with A
,
Ue sure
to
use
the
designated
parts to
ensure safety.
5.
Parts
in red indicate transistors or l0s.
6.
This is the standard
circuit
diagram.
The design and contents are subject
to
change without
notice.
o 0701
-
0704
o 0705 -
O71O
.4711,0712
o
Q717,
A7.18
0903
oQ719,Q72O
oQ721,Q722
oQ77'l - Q774
0802. 0832
oQ725,Q726
o Ql75
-
Q777
o
0841
25C2240
A,Bl
2SA1084 (D,
E)
2SC2546
(E,
F)
2SA87?AV
(E)
2SC2235 lO, Y)
254965 (O, Y)
2SC945A
(P, O)
2S8863LB (R,
O}
2SA733A (P,
O)
2SD438
r
1C901
TA7317P
.1C7O1,702
vc5022 (x,
Y)
r
1C501
NJM4560D.X
.
D801 - D804
s3v20F
o D841
ERBl 2O2RKL1
o D805, D806,
D831
RD16E83
o D845
RD6.2E83
o 0801, 0831
2SD313V
o 0803
25B507V
o a7 13,4714
2SD636 (O, R)
"g
B
a
5
'q.
I
50,@Hz ( C
)
FOR CANADA :
AC
lzOV,
SOHZ o
al
-..|
ll
l.)
FOOr Tr.64
PRIMARY CONNECTIONS
FOR {A)
AND
ILAS)
- -|rr.:Zl
I
VOLTAGE
ac r20v
SELECTOR
CONNECT
ac
rov
AC
220V
rc240U
tlTDc-61
|
lr---' r
l2V IOOhA
lr
tl
: a3
P,O6 ll
@+@l
lTpS--s3F il-
L-
lo
1-
*:
c
L
F
o
o
J90t
H.P
JACK
l-rxx:
I
L102Jl
AC t20V
60Hr
R77t toKe773
ct'
!
I
BBBB
IC55l NJM45600-x
raaEa
l.;J
ldl
g
(9
c713
47P
R749 ]OUNF
t
I
NJM456OD.X
OUT -IN
+IN
+VccBBB
AAA-Vcc
OUT _IN
+IN
or-h
I
-1rlr{'H:Hj
TA7317P
f 47311P
Printed Circuit Board Ass'y Locations
P.C.
Board Ass'y Description
Page
TXX.4O2 Power Amplifire P.C. Board Ass'y
15
TAC-532 SEA Control P.C. Board Ass'y
20
TAC-533 Volume & Switch P.C. Board Ass'y
21
TPS.333 Fuse, Power Supply
&
AC Outlet
P.C. Board Ass'y
22
ffi /..
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