Schematic Diagram - Sharp XL-30H Service Manual

XL-30H/30W
AM TRACKING
AM ANT
A
T302
C329
D301
0.022
1N4148
+B
AM BAND COVERAGE fL
D302
1N4148
ANTENNA
TERMINALS
CNP301
AM OSC.
T306
FOR
1
AM
XL-30W
2
GND
SO301
XL-30W FM
ONLY
CNP301
B
AM 1
FOR
2
GND
XL-30H
3
FM
C301
0.001
C349
0.001
C376
0.001
C
R301
22
C303
0.001
C319
18P
(CH)
C318
5P
1 2 3
1 2 3
D
BF301
BAND PASS
FILTER
RECORD/PLAYBACK
HEAD
L-CH
E
1 1
2 2
C121
3
3
82P
R-CH
4 4
5 5
6 6
7 7
8 8
ERASE HEAD
C122
F 82P
MAIN PWB-A1
G
M901
TAPE TAPE
MOTOR MECHANISM PWB-D/E
1
1
M
-
2 2
SOL901
SOLENOID
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 19.
1
All manuals and user guides at all-guides.com
C330 FM MUTE
LEVEL
12P(CH)
VR351
C332
C331
VD301 10K(B)
0.022
0.047
SVC348S
+B
C335 R336
10K
560P
C334
27P(UJ)
FM SIGNAL
AM SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
CD SIGNAL
R310
+B
4.7K
R315
33
Q305
2SC535 C
FM
0V
IF
0.8V
AMP.
R304 R305 0.1V
680
47K
1V
C314
22P(CH)
FM BAND
R312
COVERAGE
2.2K
fL
FM OSC
R316
FMIF
330
T304
C312
CF303
33P
FM RF
10.7MHz
1 3
R307
47
C311
R309
10P(CH)
470
2
4 5 6 7 8 9
IC301
FM FRONT END
TA7358AP
R101
1K
SWITCHING
Q101
KTC3199 GR
1
0V
1.5V
(0V)
C101 C113
2
0V
0.001 4.7/25
0.3V
(0.8V)
3 R121
0V
R140 4.7K
10K SWITCHING
0.3V
4
(8.3V)
Q102
R126
KTC3199 GR
5.6K
5
1.5V
0V
(0V)
8V
6
(10V)
0.3V
(0.8V)
7
0V
R122 R124
4.7K
4.7K
8
0V
9
0V
C117
R102
10/16
1K
1 1 0V
R151
11.7V
47K
(0V)
2 3
C153
2
(11.7V) 3
0.0039
Q171 Q172
KRA102 M KRC102 M
SWITCHING
C154
0.027
(ML)
7 7 7
PH901
6 6 6
PHOTE
5 5 5
INTERRUPTER
4
4 4
+B
3 3 3
SW901
2 2 2
FOOL
1 1 1
PROOF
SW902
CAM
2 3
Figure 24 SCHEMATIC DIAGRAM (1/6)
R358
8.2K
L353
1mH
C360
0.022
24 23 22 21 20 19 18
2.3V
AM LO FM/AM OUT
FM AFC AM RF VSM
CUT
IN
IC303 FM IF DET./FM MPX./AM IF
LA1832S
AM IF IN
1 2 3 2.1V 2.1V 4 5 6
R352
1K
C350
0.022
3
1
3
1
2
CF302
2
T351
FM IF
AM IF
AM IF
VT
R382
330
+B
R386
330
R380
TP301
1.5K
C393
1/50
C381
22 21 20
19 18
12P
(CH)
IC302 PLL(TUNER)
X352
LC72131
4.5MHz
C382
1 2 3 4 5 6 7
15P(CH)
C384
0.001
+B
+B
R115
15K
R103
120
Q103
R117 C129
KTC3199 GR
4.7/25
22K
C107
47/16
0.3V
C115
(0.8V)
0.0022
R119
R123
100
C105
4.7K
270P
Q104
C130
R118
0.6V
KTC3199 GR
22K 4.7/25
5 0V
0.3V
(0.8V)
C116
0.0022
R120
100
9
0V
R125
100K
0.6V
11
C106
270P
R116
15K
SWITCHING
Q152
7.8V
(0V) KTA1266 GR
8.3V
R152 R104
100K
120
R154
10K
2.6V
(0V)
Q151
R155
R153
2SC2001 K
56
10K
REC. BIAS
3
L151
2
R157
330µH
150
Q153
1
R156
KRC104 M
150
R904
Q903
270
KRC107 M
C902 R905
R903
TAPE MOTOR
3.3/50
10K
47K
2 DRIVER
3
3.2V Q905
0.7V
Q902 2SB562 C
SWITCHING 0V
1
2SB562 C 11.7V
11.9V
R909 +B
18K
C903
100/25
11.8V
R901
R902
11.8V
1.5K
56K
R910
33K
SOLENOID DRIVER
C901
0.001
4
– 24 –
XL-30H XL-30W
3.3K
R363 6.8K
R364 6.8K 3.3K
1
4.7V
(0V) 2
C371 3
R361
1/50
12K
R362
12K
C372
1/50
17 16 15 14
13
R366
2.2K
7 8 9 10 11 C358 12
1/50
C357
2.2/50
C356
0.001
+B
L352
100µH
R393
1K
R391
C395
390
0.022
R377
5.6K
R392
L351 390
100µH
C385 FM RIPPLE
FILTER
0.01
11.7V
R383
17 16 15 14 13 12
5.6K
R384
6.8K
C391
47/16
8 9 10 11
R359
1.8K
R360
4.7K
R105
R111
150K
2.2K
R107
10K
Q105
KTC3199 GR
0.7V
R109
C109
C111
3.9K
0.015
10/16
(ML)
R131
4.7K
REC MUTE
NC
C126 R134
3 4 1
22/16 100K
4.6V
R133
8
10.2V
1K
R141
IC102
330
10.1V 10
BA3311L
C125
C123
100/25
REC./P.B.
2.2/50
EQUALIZER
AMP.
2
0V
0V 0V 4.6V
6 7 12
C112
R112
Q106
C108
10/16
2.2K
KTC3199 GR
47/16 C110
0.015
(ML)
REC MUTE
0.7V
R108 R110
3.9K
10K
R132
4.7K
R106
150K
D104
1N4148
4.9V
+B
SWITCHING
C904
SWITCHING
M 12V 0.022
Q906
2
C905
KRA102 M
0.022
4.9V
0V 1
3 2 SWITCHING
2 3
3
1
1
D903
1N4148
R906
D904
1.5K
1N4148 TAPE_SW
B_CAN
1 2
CNS703
P27 12-D
TO DISPLAY PWB
5 6
ZD351
MTZJ5.1B
C396
100/10
Q360
KTA1266 GR
10.8V
10.9V
R385
5.6K
REC L
REC R
TAPE R
TAPE L
R113
3.3K
+B
+B
3 4 5 6 7