CD-BA3000 (serv.man4). Part 2 - Notes on diagrams, Block diagrams, Schematic diagrams - Sharp Audio Service Manual (repair manual). Page 14

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CD-BA3000H
Figure 27 SCHEMATIC DIAGRAM (10/10)
7
8
9
10
11
12
CE
DO
DI
CLK 
A_+10V 
TUN_L 
TUN_R 
TUN_SM
A_GND
D_GND 
SD
T6
TP
T4
TP
VDDA
XIN
VDDD
CE
MO/ST 
ST  IND
MO/ST
 
SYR
CLK
DO
RDS-ID
DI
SYNC
T7
VSSD
XOUT
T5
T3
T2
T1
CIN 
MPXIN 
VSSA
FLOUT 
VREF
IF  IN 
SD
STEREO
FM  DET
VCC 
IF  OUT
PHASE 
(FM/AM) 
PHASE 
L-CH
OUT
R-CH
OUT
MPX  IN
MPX
VCO 
OUT
 
TP
9
4
5
2
3
10
7 8
1
6
11
0
12
3
13
14
15
17
16
13
14
15
17
18
19
16
22
23
24
21
20
7
8
9
6
12
11
10
2 3
4
5
1
7
8
9
6
12
11
10
LOW PASS
FILTER
TO MAIN SECTION
P20 12-D
TP302
XT21
4.332MHz
RT51
10K 
QT22
KTA1266 GR 
RT32
10K 
RT33
56K 
QT21
KTC3199 GR 
RT34
56K 
CT36
0.022 
CT37
0.022 
CT27
22P
(CH)
CT26
22P
(CH)
LT22
2.2
µ
H
CT28
47/10 
CT29
0.022 
RT21
100K
CT25
560P
LT21
2.2
µ
H
CT21
47/10 
CT22
0.022 
RT26
1K
RT30 1K
RT29 1K
RT28 1K
CT24
0.022 
ICT21
LC72722    RDS DECORDER
CT23
10/16 
RT37
220K
RT36
220K
RT35
220K
RT48
390
RT49
390
CT43
10/16 
ZDT21
MTZJ5.1B
C388
0.001
R384
5.6K
C391
47/16 
R383
5.6K
R392
270
R385
5.6K
Q360
KTA1266 GR
R391
270
C395
0.022 
C396
100/10
ZD351
MTZJ5.1B
L352
100
µ
R359
1.8K
R370
1K
R386
22K 
R360
4.7K
C386
330P
R395
47K 
R376
1K
R387
5.6K
R388
3.9K
C398
100/10
C399
0.022 
R393
1K
C370
1/50
R355
3.3K
C358
1/50
C357
2.2/50
C355
22P(CH)
C356
0.001
C354 0.022
CF351 
R353
270 
C353 0.022
R362
1.2K
R361
1.2K
R364
10K 
R363
10K 
X351
456kHz
C373
0.015 
C374
0.015 
C369
27P(UJ) 
C368
1/50
R356
1K
R357
470K
R350
2.7K
C367
1/50
C372
1/50
C371
1/50
L354
R377
47K 
IC303
LA1832S
M  IF  DET./FM  MPX./AM  IF 
+B
+B
+B
+B
+B
+B
+B
+B
+B
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