Sharp GX-CH170X User Manual

GX-CH170X/CH170Z
Figure 33 SCHEMATIC DIAGRAM (6/7)
78 9101112
– 33 –
0.65V
0V
2.9V
0V
0.65V
2.9V
VR903-A
100K(B)
C911
0.0022
VR902-A
100K(B)
C903
0.0056
VR904-A
100K(B)
C915
330P
C907
0.0068
C913
0.0027
C909
0.022
VR902-B
100K(B)
C904
0.0056
VR903-B
100K(B)
C912
0.0022
VR904-B
100K(B)
C916
330P
C908
0.0068
C914
0.0027
C910
0.022
C919
1/50
C917
330P
C918
330P
C920
1/50
Q901
KTC3199 GR
Q902
KTC3199 GR
R933
1K
R917
6.8K
R919
6.8K
R921
5.6K
R909
15K
R911
18K
R913
6.8K
R925
8.2K
R927
8.2K
R929
2.2K
R923
1.2K
R910
15K
R912
18K
R914
6.8K
R918
6.8K
R920
6.8K
R922
5.6K
R926
8.2K
R928
8.2K
R930
2.2K
R924
1.2K
R931
680K
R932
680K
C921
100/10
R935
3.9K
R936
3.9K
1
BI501
2
3
4
5
6
7
R934
1K
1
CNS501
2
3
4
5
6
8
R738 R767 R739 R740 R741 R742 R743
C712
56P
3
3
3
D704
1SS133
Q703
KRA102 M
IC201
AN7345K
C210
330P
C209
330P
C228
470P
C232 0.001
C236
0.082
C238 0.0033
C242 0.082
C231
0.001
C235
0.082
C237 0.0033
R225
560
R227
47
C233
22/16
C239
2.2/50
R264 100K
R223
6.8K
R206
56
C220
1/50
R224
6.8K
C216
47/10
R208
6.8K
R226 560
R228
47
C234
22/16
C240
2.2/50
R230 10K
R238 680K
C243
33/16
C244
22/16
C250
220/10
R205
56
C219
1/50
C215
47/10
R207
6.8K
C229
0.001
C230
0.001
R212
6.8K
R
220
33K
C227
470P
R221
6.8K
R219
33K
2
K
R352
100K
R351
47K
C353
0.0039
C354
0.027
L351
330µH
R353
22
Q351
2SC2001 K
R355
47
C356
47/10
R354
47
C225
0.018
R217
2.7K
R239
10K
R218
2.7K
C226 0.018
R240
10K
R243
56K
C361
X: 180P
Z: 0.001
C351
X: 560P
Z: 0.001
C217
0.022
R213
5.6K
R215
6.8K
C245 560P
C221
0.0015
R209
150K
R237
10K
R229
10K
C249
100/10
C218 0.022
R214
5.6K
R216 6.8K
C246
560P
C222 0.0015
R210
150K
R236
10K
D203
1SS133
Q392
2SB562 C
R387
56K
R386
R268
15K
1.8K
C391
100/25
R391
10K
R392
4.7K
Q394
KTC3199 GR
SWITCHING
D392
1SS133
C394
0.022
R241
12K
R250
100
Q201
KTC3199 GR
Q202
KTC3199 GR
R259
4.7K
R260
4.7K
R261
27K
D202
1SS133
Q252
Q253
KRA102 M
KRC102 M
R254
22K
D253
1SS133
R384
2.7K
R385
10K
C392
47/10
R356
47
VR391
4.7K(B)
D251
1SS133
Q391
KTC3199 GR
C393 0.022
C260
1/50
L391 47µH
R255
D264 1SS133
10K
0.01
1SS133
R751
1K
R744
3.3K
C704
3.3/25
R745
1K
D701
1SS133
R746
100K
Q704
KRC102 M
BEAT CANCEL
R768
10K
R383
18K
1
CNP852
2
3
4
5
6
7
8
9
10
11
12
1
CNP204
2
3
4
5
6
7
8
9
M
M601
TAPE
MOTOR
SW602
TAPE2
MAIN
SW603
T1/T2
SELECTOR
SW601
TAPE1
MAIN
1
CNS204
2
3
4
5
6
7
8
9
1010
+
B
C241 10/16
9
8
7
6
5
4
3
R211
6.8K
1819202122
3
17
D250
1SS133
16
15
14
13
121110
R399
1.8K
1
CNP602
2
3
4
5
6
7
8
9
11
12
13
1
CNP603
2
SW201-B SW201-A
R381
33K
R916
18K
R906
68K
VR901-B
R904
33K
C902
0.01
C906
0.0082
R915
18K
R905
68K
VR901-A
R903
33K
C901
0.01
C905
0.0082
R908
39K
R907
39K
3
4
5
6
R382
18K
D261
1SS133
D262
1SS133
R262
4.7K
D252
Q352
KTC3199 GR
Q353
KTC3199 GR
R357
2.7K
R358
2.7K
C357
0.022
C352
0.001
Q362
C
3199 GR
Q363
C
3199 GR
R367
5.6K
R368
5.6K
C367
0.022
C362
0.001
R-CH(IN)
L-CH(IN)
GRAPHIC EQUALIZER
L : T1
(TAPE OUT)
L
R
A-GND
L
R
(REC IN)
AUDIO+B
SYNCIN
VCC
GND
BC-A
BC-B
POWER-ON12V
PUIN
WRQ
COIN
CQCK
RES
CD5V
CD-GND
DRF
SL–
SL+
RWC
SQOUT
1
2
23
3
1
2
3
+
–
L
H
CNP501
TO MAIN PWB
FM SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
CNS852
TO CD SERVO PWB
R738 ~ R743, R767 : 15K
BIAS OSC.
1
1
23
2
3
MUTING
MUTING
SWITCHING
Q393
KRC102 M
2
3
1
GRAPHIC EQUALIZER PWB-A6
TAPE
High (Hi)
FW602
TO MAIN PWB
TO MAIN PWB
FW603
(ML)
C
ROCOMPUTER PWB-A3
PRPR
P28 6-A
P22 1-G
MECHA
GND
TAPE
SPEED
P30 1-G
P30 1-G
X : GX-CH170X
Z : GX-CH170Z
X-BASS10kHz 2kHz 500Hz
Nor
SYNC OUT
MO CON
CrO
2
Z ONLY
FOR X
FOR Z
Z ONLY
X ONLY
X ONLY
RESET
Q702
KRC102 M

Sharp GX-CH170X Specifications

General

Brand	Sharp
Model	GX-CH170X
Category	Stereo System
Language	English