Read Sharp CD-CH1000 (serv.man11) Service Manual online
– 51 –
CD-CH1000H/CD-CH1000W
Figure 51 SCHEMATIC DIAGRAM (6/13)
7
8
9
10
11
12
FOR CD-CH1000W
ONLY
1
3
2
E F G H I
J K L M N
P49 10 - A
TO AUDIO SECTION
MAIN PWB-A(1/3)
FM SIGNAL
AM SIGNAL
FOR CD-CH1000H
ONLY
FOR CD-CH1000H
ONLY
C370 1/50
CT37
0.1
XT21
4.332MHz
RT26
1K
CT21
100/16
RT39
220K
CT23
10/50
LT22
2.2
µ
H
CT25
560P
CT24
0.022
DT31
DS1SS133
ICT21
LC72722
RDS DECORDER
LT21
2.2
µ
H
CT22 0.022
RT37
220K
RT28
RT36
220K
RT35
220K
CT29 0.022
CT26
22P(CH)
CT27
22P(CH)
CT28 100/16
RT29
RT30
QT21
KTC3199GR
CT36
0.022
RT32
10K
RT33 56K
RT34 56K
R354
3.9K
R389
3.9K
L352
100
µ
H
R391
H: 270
W: 390
R393
1K
R377
47K
C395
0.022
C396
100/16
X351
456 kHz
R359 1.8K
C367
1/50
R350
2.7K
C364 4.7/50
C363
0.022
C365
0.022
L353
1mH
1
B)
C362 3.3/50
C350 0.047
C361
0.022
IC303
LA1832S
FM IF DET./FM MPX./AM IF
R351
5.6K
C352 10/50
C351 0.022
R355 3.3K
C356
0.001
C357
2.2/50
C355
22P
C399
0.022
C398
100/16
R353
270
C354
C353
0.022
0.022
C366
0.001
R356
1K
C368 1/50
CF351
T351
C358
1/50
R352
1K
C343
33P(CH)
C374
CD-CH1000H: 0.022
CD-CH1000W: 0.015
R358
8.2K
R363 1.2K
C373
CD-CH1000H: 0.022
CD-CH1000W: 0.015
R357
470K
470K
Q351
KRC104M
R364 1.2K
C372
1/50
C371
1/50
R361
CD-CH1000H: 4.7K
CD-CH1000W: 8.2K
R362
CD-CH1000H: 4.7K
CD-CH1000W: 8.2K
R370
1K
CF352
399
0K
R392
H: 270 W: 390
DZ351
DZ5.1BSB
R383
5.6K
Q360
2SB562 C
84
6K
91
/16
R385
5.6K
52
1SS133
IC302
LC72131
PLL(TUNER)
L351
00
µ
H
C385 0.01
R376
1K
C386
330P
R378
82K
R360
4.7K
R395
47K
TP302
1K
1K
1K
L354
LOW PASS
FILTER
C319
0.1
1
3
2
A_GND
TUN_R
VSM
TUN_L
A_+B
D_GND
C2B_CE
C2B_CL
C2B_DI
C2B_DO
C2B_CE
C2B_CL
C2B_DI
C2B_DO
24 23
22 21 20
19
17
16
15 14 13
12
11
10
9
8
7
6
5
4
3
2
1
FM IF IN
AM MIX OUT
AM OSC OUT
FM AFC
AM OSC IN
AM RF IN
AM LOW CUT
VSM
FM/AM OUT
MPX VCO
MPX IN
R-CH OUT
L-CH OUT
PHASE
(FM/AM)
PHASE
IF OUT
VCC
FM DET
STEREO
SD
GND
AM IF IN
REG
MO/ST
14 13 12
11
10
9
MUTE
IO2
IF IN
MO/ST
ST IND
NC
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
VREF
FLOUT
VSSA
MPXIN
CIN
T1
T2
T3
T5
XOUT
VSSD
T7
SYNC
DI
RDS-ID
DO
CL
SYR
T6
CE
VDDD
XIN
VDDA
T4
18
+B
+B
+B
+B
+B
+B
+B
+B
FM
MUTE
LEVEL
AM IF
VOLTAGE
REGULATOR
AMP.
+B
+B
+B
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