Block Diagram - Sharp XL-MP150 Service Manual

Micro component system
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XL-MP150
CHAPTER 4.
E
Market
XLMP150
Service Manual
XL-MP150
Audio
DIAGRAMS

[1] BLOCK DIAGRAM

FM ANTENNA
TERMINAL
SO302
B.P.F
BF301
FM RF
CNP301
2
AM LOOP
ANTENNA
1
FROM CD SECTION
CNP3
SWITCHING
REC /P.B. HEAD
Q101-
L-CH
Q104
TAPE R-CH
AC BIAS
ERASE
HEAD
IC301
TA7358AP
FM FRONT END
T302
6
1
9
5 7
3
4
8
OSC
BUFF
L312
T301
FM OSC
Q302
AM BAND
AM
COVERAGE
TRACKING
T303
T306
+B6
IC302
LC72131
PLL(TUNER)
FM+B
SWITCHING
+B5
13
12
L
VIDEO/AUX
R
JK690
CNS3
1
2
3
13
P.B
4
L
L(TA)
2
21
R
R(TA)
23
H/N
L
7
18
R
L REC
REC
9
16
R REC
11
12
15
SWITCHING
SWITCHING
Q105
Q106
Q114
+B5
Q112
Q113
SWITCHING
Figure 4-1 BLOCK DIAGRAM (1/6)
+B6
FM IF
CF302
450 kHz
T351
CF352
AM IF
1
2
4
5
24
23
21
7
18
IC303
LA1832S
FM IF DET.
FM MPX./AM IF
X352
VT
4.5 MHZ
1
3
4
5
20
22
15
16
11
OSC
+B5
9
21
7
10
FM
Q360
19
IC602
20
IXA043AW
SW1
16
NEW SOUND
17
SW2
23 24
21 22
L
9
R
16
L
10
TAPE
IC601
15
LC75341
R
L
AUDIO PROCESSOR
11
TUNER
R
14
L
12
CD
R
13
7 18
8
17
+B5
PB
REC
IC101
AN7345K
PLAYBACK AND RECORD
/PLAYBACK AMP.
+B5
BIAS
BIAS
Q111
Q109
Q110
L103
OSC
SWITCHING
4 – 1
+B5
10.7 MHz
ZD351
5.1V
X351
CF351
456 kHz
9 8
17
13
L
14
R
15
16
12 20
Q361
6
17
+B5
NS_SW1
Q609
Q605
Q606
DI
1
CE
2
CLK
24
R
21
Q601
Q602
L
4
Q603
Q604
3
23
CNS3
TO CD/MP3 SECTION
+B5
+B4
7
REC/PLAY
+B7(A_+5V)
5
Q107
Q108
MUTING
+B8(SW_+5V)
+B10
BIAS
LD_+8V
M_+8V

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