Main Pwb - Sharp CDC2900 - 3-CD Compact Stereo System Service Manual

CD-C622/C2900
A
AM LOOP ANT
FM ANT
1 1
2 2
3 3
B
C
D
E
F
MAIN PWB-A1(1/3)
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 15.
1
C315
6.8P(UJ)
TA7358AP
FM FRONT END
1 2 3
L301
B.P.F
C302
10P(CH)
R305 C303
82 0.01
C310
0.001
R302
22
FM SIGNAL
AM SIGNAL
2 3
Figure 22 SCHEMATIC DIAGRAM (3/10)
IC301
FM BAND
COVERAGE fL
4 5 6 7 8 9
C306 C317
18P(CH) 3.9P(UJ)
L303
FM OSC.
T301
1
C313
0.022
2
FM IF
R312
R311
680
220K
4.4V
C316
0.7V
100P
0V
Q302
2SC535 C
C384
OSC BUFF
0.001
C392
0.001
C381
12P(CH)
C382
15P(CH)
D304
1SS133
1SS133
4
– 22 –
+B
SVC348S
R320
C335
10K
560P
3
TP301
AM BAND
COVERAGE fL
R317
820
R316
4.7K
C338
100P
C393
+B
1/50
R380
C383
1.5K
0.022
22 21 20 19 18 17 16 15 14 13 12
1 2 3 4 5 6 8 9
7
D305
5 6
AM TRACK
fL
AM ANT
T331
VD331
T333
AM OSC
R381
10K
C369
47/25
ZD
MTZ
10 11