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CD-C290X
TUNER PWB-C
A
B
R363
1.2K
R361
R364
4.7K
1.2K
C373
C371
0.022
1/50
C
R356
C374 0.022
R357 470K
X351
456KHz
TP302
C366
0.001
C365
0.022
D
C364
10/16
C363
0.022
C361
0.022
C362
C343
3.3/50
33P
R358
8.2K
L353
1mH
VR351
10K(B)
E
C342
0.022
C332
0.022
R319
100K
C331
F
0.047
C330
10P
(UJ)
T302
G
C323
0.022
D301
1SS133
ANTENNA
TERMINAL
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 12.
1
D353
1SS133
R362
4.7K
C358
C372
1/50
PHASE
1/50
13
MO/ST
12
(FM/AM)
L-CH
14
OUT
R-CH
15
OUT
1K
11
PHASE
MPX
16
IN
IF OUT
10
C368
MPX
17
VCO
1/50
C398
9
VCC
R353
C399
270
FM
8
DET
C367
R350
1/50
7
STEREO
2.7K
6
SD
FM/AM
18
OUT
5
GND
AM LOW
19
CF352
CUT
3
AM IF
4
20
VSM
IN
R352
1K
1
AM RF
21
IN
FM
3
22
REG
AFC
AM OSC
AM MIX
23
2
IN
OUT
AM OSC
24
FM IF
OUT
IN
IC303
LA1832
FM IF DET/
FM MPX/AM IF
R351
5.6K
+B
3
CF302
1
R336
4.7K
R324
100K
C336
470P
C335
18P
(CH)
C334
R323
18P(UJ)
68K
C337
0.022
D302
1SS133
D303
1SS133
SO301
2
Figure 32 SCHEMATIC DIAGRAM (10/11)
R354
3.9K
C395
L352
0.022
100µH
C370
1/50
R398
1.2K
+B
100/10
0.022
CF351
R393
R377
1K
47K
C354
0.022
C353
C385
L351
0.022
0.01
100µH
C387
2
0.022
C392
0.001
R380
1.5K
C350
C393
0.022
1/50
R381
C352
10K
10/16
C351
0.022
R382
150
2
+B
TP301
R345
R344
4.7K
470
C347
0.022
C345
0.022
C321
C346
0.022
100/16
D304
1SS133
C338
C301
0.001
0.001
CHASSIS
CHASSIS
GND
GND
3
4
– 32 –
C391
47/16
R384
5.6K
R385
11.3V
5.6K
(0V)
R359
1.8K
R395
47K
R376
1K
11
ST IND
12
IF IN
10
13
MO/ST
14
FM
9
15
AM IN
MW
8
16
FM IN
7
17
VDD
FM
R379
PD
6
18
DO
2.2K
19
AIN
R372
5
CL
1K
4
DI
CE
3
R374
20
AOUT
2
1K
VSS
21
1
22
X OUT
IC302
LC72131
PLL (TUNER)
C381
C382
X352
C384
12P
4.5MHz
15P
0.001
(CH)
(CH)
FM SIGNAL
AM SIGNAL
1
IF OUT
2
GND
F OUT
3
4
VT
L342
2.2µH
5
VCC
R369
6
GND
1.2K
7
GND
8
ANT
5
1
D GND
2
CLK
3
DO
4
CE
5
DI
6
+B
A+12V
7
A GND
8
TUN MUTE
9
L
10
R
11
SD
R387
22K
3
1
2
2 1
Q371
KTA1266 GR
2
1
R371
1K
6
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