– 22 –
XL-3600
XL-3700/C
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 17.
Figure 22 SCHEMATIC DIAGRAM (1/8)
2.5V
9V
9.5V
0.8V
(2.7V)
(2.7V)
0.6V
(0.9V)
2.3V
0V
5V
2.5V
2.1V
2.1V
2.9V
0V
5V
5V
5V
2.1V
2.1V
2.1V
0.9V
0.9V
5.2V
2.6V
(0V)
2.6V
(2.6V)
0V
3.9V
(0V)
35
V
3.7V
(11.4V)
1.7V
5.1V
4.8V
0.1V
0.1V
2.6V
0V
23
V
PLL(TUNER)
FM IF DET./
FM MPX./AM IF
8 7 6 5
4
3 2
1
22 21 20
19
18
17 16 15
1 2
3 4 5 6 7
8 9
1
1
1
2
2
3
3
2 3
4 5 6
7 8
18
19
20
21
22
23
24
AM
GND
75
ohms
FM
ANTENNA
TERMINAL
TUNER PWB-B1
PD
(CH)
(UJ)
TP301
FM
FM
MUTE
VSM
AM RF
FM DET
STEREO
SD
GND
AM IF
REG
AM MIX OUT
OUT
OUT
IN
IN
IN
IN
CUT
AM LOW
FM/AM
MPX
VCO
FM IF
FM AFC
AM OSC
AM OSC
CE
DI
CL
DO
AM IN
FM IN
VDD
AIN
AOUT
VSS
X OUT
X IN
FM FRONT END
AM OSC
1
2
3
4
CHASSIS
GND
AM
Tracking
AM Band
Coverage
FM Mute
Level
AM IF
AM IF
1
2
3
FM IF
FM IF
FM IF
(CH)
0.022
1N4148
1N4148
0.022
560P
68K
27P
8P
0.047
0.022
SVC348S
0.001
0.012
0.001
1N4148
1N4148
4.7K
180
0.022
680
0.022
100/16
0.022
82
0.022
2.2
µ
H
68
6.8K
330
2SC380 O
33
680
5.6K
5.6K
8.2K
1mH
10K
33P
3.3/50
0.022
0.022
4.7/25
0.022
0.001
2.7K
456kHz
1/50
0.022
LA1832S
270
0.022
0.022
1K
0.022
10/16
0.022
15P
0.001
12P
330
330
0.022
47/16
10K
4.5MHz
1/50
0.001
1.5K
0.022
2.2K
10
5
1K
1K
1K
1K
LC72131
10/16
T302
C329
D301
D302
SO301
C337
C335
R323
C334
T306
C330
C331
C332
VD301
FE301
C349
C301
C302
D303
D304
R345
R344
C346
C348
C345
R343
C347
R369A
R369B
C341
L342
CF301
R347
R346
Q301
R349
R348
R336
CFW301
R351
VR351 R358
L353
C343
C362
C361
C363
C364
C365
C366
X351
R350
C367
C360
IC303
CF351
R353
C354
C353
R352
CF352
T351
C350
C352
CF302
C351
C382
C384
X352
C381
R386
R382
C397
C394
R381
C393
C392
R380
C387
R379
C385
L
R
R
R371
R374
R373
R372
IC302
C380