JVC RX-7520VBK Service Manual

RX-7520VBK
1-7
Prior to performin
g
the followin
g
procedure, remove
the top cover and the rear panel
.
Remove the screw
O
attachin
g
the power
/
fuse
b
o
a
r
d.
Unsolder the power cord and other harnesses
connected to the power / fuse board
.
1.
2.
Removin
g
the power / fuse boar
d
(See Fi
g
.15
)
Prior to performin
g
the followin
g
procedures, remove
the top cover
.
Cut off the tie band fixin
g
the harness
.
Unsolder the two harnesses connected to the power
tr
a
n
s
form
e
r
.
U
nsolder the harness connected to the FW2
0
1 on
the power transformer board
.
Remove the four screws N attachin
g
the power
tr
a
n
s
form
e
r
.
1.
2.
3.
4.
Removin
g
the power transforme
r
(See Fi
g
.15
)
Prior to performin
g
the followin
g
procedure, remove
the top cover and the front panel
.
Remove the one nut attachin
g
the headphone jack of
the power suppl
y
board on the front side of the bod
y.
Di
sc
onn
ec
t th
e
h
a
rn
ess
c
onn
ec
t
ed
to
c
onn
ec
tor
CN241, CN201, CN203, and CN291 on the power
supply board (If necessary, cut off the band fixin
g
the
harness on the side of the base chassis
).
Remove the three screws P attachin
g
the power
suppl
y
board and pull out the power suppl
y
board
from th
e
front
b
r
ac
k
e
t
bac
kw
a
r
d.
U
nsolder the three harnesses connected to the
power suppl
y
board
.
1.
2.
3.
4.
Removin
g
the power supply board
(See Fi
g
.16 , 17
)
Fi
g
.1
5
Fi
g
.1
6
Fig.17
Pow
er
supply
b
o
a
r
d
y
board
y
P
ow
e
r
r
a
n
s
form
er
N
C
N24
1
S
olde
r
point
s
N
S
olde
r
point
s
S
olde
r
points
O
Power / fuse board
Pow
e
r
c
or
d
Pow
e
r
suppl
y
b
o
a
r
d
Nut
hone
j
ack
Headphone
j
ac
k
Ti
e
ba
n
d
Solder point
s
P
P
P
S
olde
r
point
s
CN201
C
N2
91
H
ook
Pow
e
r
tr
a
n
s
form
er
b
o
a
r
d
FW2
01
C
N2
03

JVC RX-7520VBK Specifications

General

Brand	JVC
Model	RX-7520VBK
Category	Stereo Receiver
Language	English