– 37 –
CD-C421H / C411H
Figure 37 SCHEMATIC DIAGRAM (11/11)
7
8
9
10
11
12
12 11 10
9 8 7 6 5 4 3 2 1
24 23 22 21
20
19
18
17 16
15
14 13
12
11
10
9
7
6
5
4
3
2
1
8
5
14 13 12
11
10
9
0
19
18
17
16
15 14 13
12
11
10
9
8
7
6
5
4
+B
+B
+B
+B
+B
+B
+B
+B
2.6V
(0V)
(0V)
2V
(0V)
5.2V
(3.6V)
0V
(0V)
3.9V
0V
(12.1V)
11.3V
(0V)
11.3V
12.1V
(0V)
(0V)
0.7V
0.7V
0V
0V
0V
0V
RDS
DECORDER
VREF
SYR
CE
DI
CL
DO
RDS-ID
SYNC
VDDD
VSSD
XIN
XOUT
FLOUT
VSSA
MPXIN
CIN
T1
T2
VDDA
AM
IN
FM
MO/ST
ST IND
IF IN
AM SIGNAL
FM SIGNAL
TO MAIN PWB(1/3)
P28 6-A
CNP303
SD
SM
R
L
TUN MUTE
A GND
A+12V
DI
CE
DO
CLK
D GND
3
2
1
3
FM DET
VSM
CUT
AM LOW
STEREO
SD
GND
AM IF
IN
OUT
FM/AM
VCC
IF OUT
PHASE
PHASE
(FM/AM)
MO/ST
R-CH OUT
MPX
IN
MPX VCO
L-CH OUT
(CH)
TP
TP
TP
(CH)
MUTING
MUTING
MPX PHASE
TP301
LOW PASS
FILTER
D351
1SS133
R385
5.6K
C391
47/16
R384
5.6K
D352
1SS133
R376
1K
R378
82K
C386
330P
CNS303
R373
1K
R354 3.9K
C399 0.022
C353
0.022
C354
0.022
R393
1K
C358
1/50
ZDT351
MTZJ5.1B
RT49
390
RT48
390
CT43
10/16
RT21 100K
RT26
1K
RT28
1K
RT30
1K
LT22
2.2
µ
H
RT37
220K
RT36
220K
C366 0.001
C365 0.022
R356
1K
C369 27P
C373
0.033
C374 0.033
R357
470K
R364 1.5K
C385
0.01
R377
47K
L351
100
µ
H
R363
1.5K
R366
10K
R368
33K
R365
10K
C375
3.3/50
R367
1K
Q353
KTC3199 GR
Q354
KTC3199 GR
X351
456KHz
C368
1/50
R353
270
IC303
LA1832
L352
100
µ
H
CT23
10/16
ICT21
LC72720
C355
22P
C370
1/50
ZDT21 MTZJ5.1B
C357
2.2/50
R355
3.3K
C356
0.001
CF351
C398
100/10
RT32 10K
RT33 56K
QT21
KTC3199 GR
CT37 0.022
RT34
56K
R362 1.2K
C372
1/50
R361 1.2K
C371
1/50
D353
1SS133
R395
47K
R359 1.8K
R360
4.7K
C396
100/10
C395
0.022
Q360
KTA1266 GR
R383
5.6K
R392
390
R391
390
CF352
CT24
0.022
CT25
560P
XT21 4.332MHz
CT26
22P
CT29
0.022
CT28
47/10
RT29
1K
LT21
2.2
µ
H
CT21
47/10
CT22
0.022
CT36 0.022
R387
22K
Q361
KRC107 M
ZD352
MTZJ3.9B
CT27
22P
C367
1/50
R350
2.7K
RT35
220K
R370
1K
L354