Schematic Diagram / Wiring Side Of P.w.board - Sharp Wf-1100W Service Manual

WF-1100W
FM SIGNAL
CF1
FM BAND PASS
FILTER
1 2 3
FM/SW
A
ROD
ANTENNA
SW1-A
FM
BAND
SELECTOR
MW
SW1
SW2
D1
L2
DS1SS133
B
SW1-B
BAND
SELECTOR
FM
MW
SW1
SW2
VC4
C
SW1-C
BAND
FM
SELECTOR
MW
SW1
SW2
L-CH
R351
47K
SO351
CD/LINE
D
R-CH
R352
47K
C155
1/50
J151
MIC
IN
C153
0.01
(ML)
E
C151
MIC151
0.33/50
BUILT-IN
MICROPHONE
R151
2.2K
CONDENSER
MIC
C131
120P
TAPE2
PLAYBACK HEAD
SW504-A
TAPE2 DIRECTION
A
F
SIDE-A
L-CH
B
SIDE-B
1 1
2
2
3 3
A
SIDE-A
R-CH
B
SIDE-B
R
SW504-B
TAPE2 DIRECTION
TAPE1
RECORD/PLAYBACK HEAD
R
C134
1
1
150P
L-CH
2
2
G
3
3
R-CH
4
4
C132
120P
ERASE HEAD
SW102
C305
BEAT 0.0015
(ML)
CANCEL
C A
B
C307 C306
150P 390P
H
MAIN PWB-A1/VOLUME PWB-A3/FINE TUNING PWB-A4
• NOTES ON SCHEMATIC DIAGRAM can be found on page 5.
1
MW/SW1/SW2 SIGNAL
IC1 TA7358AP
FM FRONT END
7
5.0V
RF AMP IC1 TA7358AP
0.7V
1
1.4V 5.8V
8
1.5V 2 3 5.8V 4 9 6 5
5.7V 0V
5.8V
R2
C5
33
0.001
C2
C10
5P(CH)
15P(CH)
FM
TRACKING
C11
TC2
C4
L1
22P
24P
(CH)
(CH)
R1
10
C6 C8 C9 L9
0.0047 0.022
0.022
FM IF
C7
0.0047
L3 MW
SW1-D
FM
BAND SELECTOR
MW
TC4
SW1
SW2
SW1-E
BAND
SELECTOR
TC6
C14
5P(CH)
L4 SW1
L3,L4: MW/SW1
TC9
BAR ANTENNA
FINE
TC8
TUNING
VC3
L5
C15
SW2 ANTENNA
0.022
R353
2.2K
R354
2.2K
R162 R160 C157
47K 4.7K 1/50
Q151
KTC3199 GR
3.2V
1.3V
MIC AMP.
0.6V
C156
0.7V
R155
47/16
R153
39K
0V
Q152 1.3V
220K
KTC3199 GR
R152
560
MIC AMP. R157
47K
C154 R156
R161
10/16 1K
330
C152
R154
10/16
560
+B
R173
10K
(0.6V)
R135
( ): RECORD
15K
L103 C101
22mH
470P
C111
0.033
(ML)
C105
330P
24 23
CH2/A CH2/B
IC101
RECORD/PLAYBACK AMP. TA8189N
CH1/A CH1/B
1 2
P
R P
SW101-D SW101-C SW101 C106
C110
330P
RECORD/
10/16
SW101-B
SW101-A
PLAYBACK
C112
R
P
P
0.033
(ML)
C102
470P
C104 R102
820P 56
R136
15K
L104
L301
22mH
Q301 BIAS OSC.
KTC3203 Y
(5.5V)
R306
R305
47
27K
(0.7V)
BIAS OSC.
C303
(0.1V)
0.0056
C304
(ML)
0.022 C302
0.0022
(ML)
( ): RECORD
2
Figure 8 SCHEMATIC DIAGRAM (1/2)
PLAYBACK SIGNAL
R7
R4
820K
330K
C13
C12
C22
0.022
3P(CH)
0.022
FM
C18 DETECTION
10/16
C17
0.022
R5
100
TC1 L10
24 23 22 21
AM
STB AM RF +B
OSC
IC2
FM/AM IF MPX. LA1805
FM IF
IN
AM MIX
R3
47
1 2 3
L11
C24
1 3
0.022
AM IF
2
C25
0.022
CF2
10.7MHz
FM IF
L6
MW OSC.
C19 C21
300P TC3 5P
(UJ)
FM (P.P)
MW
L7
SW1 OSC.
SW1
SW2
C20
TC5
1500P
(P.P)
L8 SW2 OSC.
C27
TC7
0.0047
(P.P)
C26
0.022
SW101-F
RECORD/PLAYBACK
D151
R166
R
P
560 DS1SS133
R167
10K
SW103
MIC AMP.
0V(3.4V)
DUBBING SPEED/
MIC
0V(0V)
HIGH
R168
10K
0V(0V)
NORMAL
R169
MIC
10K
R172
10K
SW103-A
OTHER:NORMAL
D152
( ): HIGH
DS1SS133
(0V)
R100
D101
150
DS1SS133
0V
R115
R103 2.2K
C113
56K
4.7/50
R109
C127 C128 C115
4.7K
330/10 2.2/50 4.7/50
C117
R107 10/16
5.6K
C121
R105
R113
330P
180K
180K
C107
330P
22 21 20 19 18 17 16 15
A/B
NF MATAL PRE VCC REC REC NF
OUT
OUT OUT
REC
PRE MIX REC
MATAL
NF OUT OUT GND1 M/N
OUT OUT NF
3 4 6 8 9 10
5 7
C108
C129
R114
330P
R106
22/16 C122
180K
180K 330P
R108 R122
5.6K 10K
C118
C116
10/16
4.7/50
R110 R123
4.7K 10K
R104 R116
R124
56K 2.2K
C114
10K
4.7/50
+B
R302
R301
R
100
100
P
SW101-E
RECORD/
PLAYBACK
R303
100
3 4
– 8 –
RECORD SIGNAL
SW103-B
FM MODE
+B
FM STEREO
C31
0.0047
(ML)
C34
470P
R9
R14
12K
100K
C33
R8
3.3/50
3.9K
C32
0.0082
C35
(ML)
3.3/50
20 19 18 17 16 15 14
FM DET MPX
AM OUT MO/ST
IF AD IN
AM IF GND L-CH R-CH
AGC
4 5 6 7 8 9
C38
1
3 0.012
C37
(ML)
0.012
(ML)
C39
1/50
2 R12
CF3
1K
455kHz
AM IF R15
10K
FM
MW
SW1
SW2
R13
C30
100
SW1-F 0.022
R17
BAND
2.7K
SELECTOR
FM
MW
R10
47
SW1
FM SW1-H
SW1-G
SW2
BAND
BAND
MW
SELECTOR
R11
SELECTOR
SW1
47
C42
SW2
0.022
C43
220P
+B
C158 C159 C161
4.7/50 4.7/50 1/50
D158
DS1SS133
R177
D162
1K DS1SS133
+B
R174
D159
22K
DS1SS133
C160
22/16
C135
R111
0.0027
22K
(ML)
C119
R117
0.015
L101
330K
(ML)
2.7mH
R119
R127
390 C123 47K
C125
R129
0.0015
4.7/50
22K
R133
14 13
82K
ALC
R131
4.7K R130
C130
22K
22/16
REC IN GND
12
11
R132
R134
4.7K
82K
C126
C124 C136
4.7/50
R120 0.0015 0.0027
390 (ML)
L102
C120 R128
R118 R112
0.015 2.7mH 47K
330K 22K
(ML)
+B
5
FM MONO
VR1
10K(B)
R183
330K
VCO
C36
R19
1500P
15K C181
(P.P)
1/50
R181
1K
13 12
TP1
VCO
VCO
76kHz
AM/FM
C182
1/50
10 11
+B
R184
R182
C41
330K
1K
1/50
C40
R20
1/50
10
R16
10K
+B
R18
2.7K
CD/LINE
TUNER L-CH
TAPE
SW501-A
FUNCTION
SELECTOR
CD/LINE
R-CH
TUNER
TAPE
SW501-B
FUNCTION
SELECTOR
CD/LINE
+B
TUNER
TAPE
SW501-C
FUNCTION
SELECTOR
R176
220K
+B
R511
10K
6