Sharp CD-BA1300H, Service Manual

Page: 23 / 44

– 23 –
CD-BA1300H
7
8 9 10 11 12
Figure 23 SCHEMATIC DIAGRAM (10/10)
24 23 22 21 20
19
18
17 16
15
14 13
12 11 10 9 8
7
6 5 4 3 2
1
20 19 18
17 16 15 14 13
12
11 10
9 8 7
6
5 4
16 15 14 13 12
11 10 9
8
TP
TP
A GND
D GND
CLK DO
TP
CE DI
SM A+12V
L R
T6
T4
VDDA
XIN VDDD CE SYR CL DO RDS-ID DI SYNC T7 VSSD
XOUT
T5 T3 T2 T1
CIN
MPXIN
VSSA
FLOUT
VREF
IF CONT FM/AM
SD
MO/ST
ST IND MO/ST
FM IN
IF IN
AM IF IN GND SD STEREO FM DET VCC
IF OUT
PHASE PHASE (FM/AM)
L-CH OUT
R-CH OUT
MPX IN
MPX VCO
FM/AM OUT
VSM
AM LOW CUT
AM IN
TP
FM SIGNAL
AM SIGNAL
MAIN PWB-A1(3/3)
+B
+B
+B
+B
+B
+B
2
1 3
+B
+B
+B
+B
+B
+B
+B
+B +B
+B
+B
SWITCHING
16 3 1 2 7 19
20 21 22 6
P17 12 - B
TO MAIN SECTION
AMP.
C365 0.022 C366 0.001 C364 10/16
R350
2.7K
C367
1/50
X351
456kHz
C369
27P(UJ)
C368
1/50
R356
1K
R357 470K
C374 0.018
C373
0.018
R364
47K
C371
1/50
R361
1.2K
R363 47K
C372
1/50
R362
1.2K
IC303
LA1832S
FM IF DET./FM MPX./AM IF
352
1K
CF352
C353 0.022
C354 0.022
CF351
R353
270
R393
1K
C356 0.001
C398
100/10
C399 0.022
C355
22P
C370 1/50
R355
3.3K
C358
1/50
C357
2.2/50
R388 3.9K
R383
5.6K
R392
270
Q360
KTA1266GR
R391
270
C395
0.022
C396
100/10
ZD351
DZ5.1BSB
L352
100
µ
H
R387
5.6K
R384 5.6K
C391
47/16
R385
5.6K
R359 1.8K
R370
1K
R360
4.7K
R395
47K
R376
1K
R386
22K
C385
0.01
L351
100
µ
H
R377
47K
C386
330P
C387 0.022
RT48
390
ZDT21 DZ5.1BSB
RT49
390
CT43 10/16
RT35 220K
RT37 220K
RT36 220K
CT28
47/10
CT29
0.022
LT22
2.2
µ
H
XT21
4.5MHz
CT27
22P
(CH)
RT26
1K
RT29 1K RT30 1K RT28 1K
ICT21
LC72722
RDS DECORDER
CT26
22P
(CH)
QT22
KTA1266GR
RT51
10K
CT36
0.022
RT33 56K RT32 10K
RT34 56K
QT21 KTC3199GR
CT25
560P
RT21 100K
CT37
0.022
CT24 0.022
CT23 10/16
LT21 2.2
µ
H
CT22 0.022
CT21 47/10
L354
LOW PASS
FILTER