Sharp GX-CH170X - Page 28

GX-CH170X/CH170Z
Figure 30 SCHEMATIC DIAGRAM (3/7)
NOTES ON SCHEMATIC DIAGRAM can be found on page 16.
– 28 –
[0V]
R504
1K
R502
10K
R503
1K
R501
10K
R673
1
R506
4.7K
R505
4.7K
R500
68
R507
1.2K
R508
1.2K
Q656
KRC102 M
12
3
4
5
6
FW1
1
2
2
3
4
5
6
7
8
1
9
10
11
12
FW602
FW603
SW651-D
SW651-C
1
CNP851
2
3
4
5
6
Q662
KRC102 M
+B
+B
+B
+B
+B
+B
2
3
4
5
6
1
R937
220
CNP501
1
3
2
SW253
L500
10µH
3
5
6
4
R737
22K
1
2
FW603
3
5
6
4
R500
68
R507
1.2K
R508
1.2K
FM MODE
SW253-A
L501
10µH
L500
10µH
12
3
4
5
FW1
L-CH
R-CH
FM AUTO
GND TUNER +B L-CH R-CH AM +B FM +B
A-GND
AUDIO+B
SYNC IN
VCC
M-GND
BC-A
BC-B
DUB-HIGH
TAPE +B
POWER-ON12V
(TAPE OUT)L
(REC IN)L
(TAPE OUT)R
(REC IN)R
CNP602
TO DECK PWB
TO DECK PWB
CNP603
FUNCTION
CD
AM
TAPE
FUNCTION
R-CH
AUDIO GND
L-CH
SERVO +7.4V
SERVO GND
P-GND
CNS851
TO CD SERVO PWB
1
23
1
2
3
SWITCHING
SWITCHING
GND
7.4V
L-CH
R-CH R-CH
L-CH
CNS501
P-GND CH7.4V
VOL(DATA)
TO GRAPHIC EQALIZER
PWB
MAIN PWB-A1
P22 1-H
P33 12-A
P33 12-B
TO MI
C
P33 8-E
FM
AM
BAND
CNP1
FOR X
TAPE
OFF
TUNER
CD
DUB-NOR(REC+B)
SYNC-OUT
MOTOR-CONTROLE
FOR X
DUB-HIGH
TAPE +B
TO DECK PWB
CNP603
P33 12-B
DUB-NOR(REC+B)
SYNC-OUT
MOTOR-CONTROLE
CrO
2
FOR Z
GND TUNER +B FM ST R-CH L-CH
FM MONO
FM STEREO
FOR Z
CNP1
TO TUNER PWB
P34 5-H
TO TUNER PWB
P34 5-C
A
B
C
D
E
F
G
H
1
2
34 5
6