Main P.c.b.; Operation P.c.b.; Earth Terminal P.c.b. - Technics RS-DV290EG Service Manual

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Note: This printed circuit board diagram may be modified at any time with the development of new technology.
A

MAIN P.C.B.

H
Q303
L301
E C B
6
3
C302
5
2
4
1
N
C303
E C B
J
J
Q304
J
J
J
J
C
J
G
R118
J
B
E
Q107
J
Q101
25
24
20
S G D
J
30
15
S G D
35
J
TP302
Q102
36
13
IC101
C
8
5
Q302
12
C
37
B
E
J
40
10
B
E
C
IC103
J
Q105
5
45
1
4
48
J
TP301
Q106
1
B
E
J
J
S G D Q104
J
1
J
F
2 3
J
S G D
4
J
5
Q103
CP305
CP102
1 2 3 4
J
Q804
E C B
J
J
E
Q806
C
C
B
E
Q202
B
E
C
Q201
J
B
E
25
40
35
30
42
22
J
DOLBY
D
J
L ch
J
IC701
J
J
DOLBY
21
R ch
Q108
1 5 10 15 20
C
J
J
B
E
J
J
J
L701
J
C
C
Q701
J
15
10
B
E
16
9
B
E
J
C
J
IC201
R220
Q805
C
B
E
Q703
B
E
C
C
1
1
5
8
Q809
2 3
E
C
B
J
4
J
B
E
5
J
J
CP101
Q807
R818
J
10
8
1 2 3 4
14
J
A.GND
CP306
IC202
B
J
C
1
5 7
E
B
C
B
E
C
E
C602
R630
+10V
B
R602
J
CT.GND
(D.GND)
R609
TP609
TP604
R ch
D651
J
OUT
D652
J
R632
L ch
W601
IN
19
17
15
13
11
9
7
5
3
1
R ch
20
18
16
14
12
10
8
6
4
2
IN
CN601
A
L ch
OUT
To DVD CHANGER, CD CHANGER,
CD PLAYER & SOUND PROCESSOR
1
2
E

OPERATION P.C.B.

Q306
C
C
C
S901
Q305
B
E
B
E
B
E
(
OPEN)
Q301
S904
R119
( REC PAUSE)
S903
(TAPE EDIT)
J
10
8
14
IC102
S911
(REV MODE)
1
5 7
J
J
J
J
S905
J
(DOLBY NR)
J
Q808
J
E C B
1
2
C
Q810
3
4
B
E
5
J
S907
6
J
7
( )
D907
J
8
( )
9
CP902
J
S906
(
)
C
Q903
S900
E
B
( )
J
C
J
J
B
E
Q706
J
S910
J
J
(
)
J
1
D905
2
X701
( )
3
Q702
S909
J
( )
J
C
J
Q904
J
E
B
CN901
J
S912
1
J
(DECK1/2)
J
2
3
J
4
J
J
5
J
6
J
7
J
8
S913
(COUNTER
Q901
DISPLAY)
C
CP901
1
E
B
2
C
Q902
3
FW901
4
S914
B
E
5
(COUNTER
1
6
RESET)
7
2
8
9
3
J
4
J
J
5
6
7
8
J
S915
(
OPEN)
(REP2827E-M)
(REP2827E-M)
3
4
5
B
MECHANISM P.C.B. (DECK1)
S951
S953
S952
D951
4
1
IC951
2
3
SOLENOID
(REPX0108A)
Note for IC951 replacement
Two different types (old or new) parts are mounted on P.C.B.
as for IC951.
When servicing, care to replace the parts due to those shape.
Replacement procedures
Parts No.
Direction
Mount the parts on given position.
Old
0N2180RLC
(Printed pattern on P.C.B.)
For IC951: Mount the parts so the cut
New
0N2180RLC1
corner is located upper right.
(Component side)
Old
0N2180RLC
0N2180RLC 1
4
1
1
3
2
2
3
1
4
6
7
8
D

EARTH TERMINAL P.C.B.

E1
W601
(REP2827E-M)
C
MECHANISM P.C.B. (DECK2)
Z971
1
2 3 4 5 6 7 8 9
7
S974 S973
S972 S976
CS951
6
D971
5
4
4 1
3
IC971
2
1
3 2
SOLENOID
(REPX0108B)
Note for IC971 replacement
Two different types (old or new) parts are mounted on P.C.B.
as for IC971.
When servicing, care to replace the parts due to those shape.
Replacement procedures
Parts No.
Remarks
Mount the parts on given position.
Old
0N2180RLC
(Printed pattern on P.C.B.)
Refer to
the figure
For IC971: Mount the parts so the cut
New
0N2180RLC1
below.
(Component side)
IC951
Old
New
1
4
1
4
2
3
2
3
New
Old
0N2180RLC
4
4
1
3
3
2
2
2
3
2
3
1
4
1
4
RS-DV290(EG) MAIN, OPERATION,EARTH TERMINAL, MECHANISM(DECK1,2) P.C.B.
9
10
11
1 2 3 4 5 6 7 8 9
S971
S975
CS971
J
Remarks
Direction
Refer to
the figure
corner is located upper right.
below.
IC971
Old
New
1
4
1
4
2
3
2
3
New
0N2180RLC 1
4
1
3
2
2
3
1
4
12
13

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