Sharp MD-M3 Service Manual page 45

23 22 21 20 19
IC303
LA1832S
FM IF DET./FM MPX./AM IF
2 3 4 5 6
R352
1K
CF352
AM IF
1 3
T351
2
AM IF
C394
C397
0.022 47/16
C380 C387
C392
10/35 0.022
0.001
R382
R381
50
10K
R380
1.5K
VT
C393
1/50
R379
2.2K
2.68V
CH)
22 21 20 19 18
Hz
1 2 3 4 5
2.67V
CH)
IC302
LC72131
PLL CONTROLLER
4.79V
Q371
KTA1015 GR
7
18 17 16 15
10 11
7 8 9
C358
1/50
R353
270
C357
R355
2.2/50
3.3K
R354
4.7K
CF351
FM IF
C356
0.001
R395
47K
R377
R393
47K
1K
L351
100µH
C386
330P
17 16 15 14 13 12
R378
82K
6 7 8 9 10 11
R376
1K
R360
4.7K
R387
22K
3
0V
0V
ZD352
DZ3.9B
0V
3.95V
8 9
Figure 45 SCHEMATIC DIAGRAM (10/14)
R363
R364
2.2K 0V
2.2K
1
4.5V
0V 2
3
C371 R361
Q351
1/50 2.2K
KRC104 M
R362
C372
2.2K
1/50
14 13
12
R388
3.9K
L352
ZD351
100µH
DZ5.1B
C396
100/10
C395
0.022
R391
390
R392
390
Q360
KTA1266 GR
12.58V
R383
5.6K
11.8V
R385
R384
5.6K
5.6K
C391
D352
47/16
DS1SS133
2
3.85V
Q361
KRC107 M
1
10
– 45 –
MD-M3/M1
R370
1K
12.39V
A B C D E F G H I J
TO TRANS SECTION
P46 2-D
11 12