Sharp CD-C811W Service Manual page 32

CD-C811W/821W
CD-C811W/821W
A
TUNER PWB-C
B
R363
47K
R364 R362
47K 1.2K
C
C374
0.015
C368
R357
1/50
470K
R356
1K
X351
456KHz
D
C366 0.001
C365 0.022
C364 10/16
C363 0.022
C361 0.022
C362
3.3/50
C343
33P
R358
8.2K
E
F
G
H
1
D353
1SS133
R354
3.9K
MUTING
C370
PHASE 1/50
13 MO/ST
12
(FM/AM)
L-CH OUT
14
C355
15 R-CH OUT
22P
11
PHASE
IF OUT 10
16 MPX IN
VCC 9
17 MPX VCO
R353 +B
270
8
FM DET
CF351
STEREO
7
C354 0.022
C353
SD
6
0.022
GND 5
CF352
FM/AM OUT
18
3
2
4
19 AM LOW CUT
R352
20 VSM
1K 1
AM RF IN
21
3
REG
22 FM AFC
AM MIX OUT 2
23
AM OSC IN
C350 0.022
AM OSC OUT
1
24
FM IF IN
R351
C352 10/16
5.6K
+B
C351 0.022
IC303
CF302
3
LA1832
2
FM IF DET./
1
FM MPX./AM IF
R336
1K
TP302
VD301
SVC348S
R323
0.022
C334
27P(UJ)
C335
560P
AM BAND
COVERAGE fL
C337
0.022
SO301
ANTENNA
TERMINAL
2
Figure 32 SCHEMATIC DIAGRAM (15/15)
FM SIGNAL
AM SIGNAL
+B
R385
L352 5.6K
100µH
VOLTAGE
REGULATOR
R359
1.8K
R398 +B
1.2K
C398
R395
100/10
47K
C399
0.022
R378
R393
R377
82K
1K
47K
ST IND
12 IF IN
MO/ST
SD
13
L351
14
100µH TUN_MUTE
15 AM IN
C387
16 FM IN
0.022
17 VDD
18 PD
R379
19
AIN
2.2K
20 AOUT
R381
21
VSS
10K
22 X OUT
R382
150
X352
4.5MHz
C381
12P(CH)
+B
R344 470
C347 0.022
R345 4.7K
L342
2.2mH
C345 0.022
C321 100/16
R369
C346 0.022
1.2K
C301
0.001
3 4
– 32 –
+B
+B
R384
5.6K
3
1
2
SWITCHING
R371
1K
R360
4.7K
+B
11
10
9
8
B01 7
+B
6
DO
CL 5
R372 1K
DI 4
R373 1K
CE 3
R374 1K
2
1
X IN
C382
15P
C384
(CH)
0.001
+B
R375
68
1 IF OUT
C341
0.022
2 GND
3 F OUT
VT
4
5 VCC
6 GND
7 GND
8 ANT
5
CNP303
1
D GND
2 CLK
3 DO
4
CE
5 DI
CNS303
6
A_+12V
TO MAIN PWB
A_GND
7
P23 12-D (CD-C811W)
P29 12-D (CD-C821W)
8 L
9 R
6