Service manual

– 29 –
CD-BK2100V
7
8 9 10 11 12
131415
18
19
20
21
2223
24
16
17
1210
11
6 7
54
8
3
2
1
8 9
10
11
7
6
5
4
31
22 21 20
19 18
17
16 15 13
12
14
2
9
A_+10V
CLK
DO
DI
CE GND G GND
TUN_L
TUN_R
A GND
TP
302
CONT
IF
FM/AM
FM/AM
SD
MO/ST
ST IND
MO/ST
VSS
AOUT
AIN
PD
VDD
FM IN
DO
CL
DI CE
X IN
IF IN
REG
AM IF IN
GND
SD
STEREO
FM
DET
VCC
IF OUT PHASE
(FM/AM)
PHASE
L-CH
OUT
R-CH
OUT
MPX IN
MPX VCO
FM/AM OUT
VSM
AM LOW CUT
AM RF IN
AM OSC IN
FM AFC
AM
OSC OUT
AM MIX OUT
FM IF IN
X OUT
AM IN
AM IF
13
2
FM SIGNAL
AM SIGNAL
MAIN PWB-A1(2/2)
I
TO MAIN SECTION
P27 12-C
B
AC
F
EDGH
SWITCHING
R363
8.2K
R364
8.2K
C373 0.015
R361
10K
C371
1/50
C372
1/50
R362
10K
R357 470K
R356 1K
C368 1/50
C369 27P(UJ)
R350
2.7K
C367
1/50
IC303
LA1832S
FM IF DET./FM MPX./AM IF
R351 5.6K
C374 0.015
C366 0.001
C365 0.022
C364 10/16
C363 0.022
C361 0.022
C362 3.3/50
R365
10K
R358
3.9K
4
2
22
C351
0.022
C352
10/16
C350
0.022
T351
CF352
AM IF
R352
1K
C353 0.022
C354 0.022
R353
270
CF351 FM IF
C399
0.022
C398 100/10
C355 22P
C356
0.001
C357
2.2/50
C358
1/50
R355
3.3K
C370 1/50
R388 3.9K
R393 1K
L352
100µH
ZD351
DZ5.1BSB
C396 100/10
C395 0.022
R392
270
R391
270
Q360
KTA1266 GR
R383
5.6K
C391
47/16
R385
5.6K
R384
5.6K
R359
1.8K
R387
5.6K
+B
+B
R395
47K
R360
4.7K
C388
0.001
R386
22K
R375
470
2
H
)
1
C
H)
2
M
Hz
R376
1K
C386
330P
R378 1K
R372 1K
R374 1K R373 1K
IC302
LC72131
PLL(TUNER)
C385
0.01
R379 2.2K
R380
1.5K
C393
1/50
R377
47K
C392
0.001
C387
0.022
C380
10/16
R381
10K
C394
47/16
C397
0.022
R
382
1
50
L351
100µH
X351 456KHz
Figure 29 SCHEMATIC DIAGRAM (10/13)