Read Sharp XL-MP150E (serv.man3) Service Manual online
XL-MP150H/MP150E
4 – 1
Audio
XL-MP150H/MP150E
Service Manual
XLMP150H
Market
E
CHAPTER 4.
DIAGRAMS
[1] BLOCK DIAGRAM
+B5
+B5
+B5
+B10
+B5
+B8(SW_+5V)
+B7(A_+5V)
VIDEO/AUX
R
L
R
L
Q108
REC/PLAY
CLK
CE
DI
L
R
BIAS
MUTING
AC BIAS
L
L
R
R
R
L
TAPE
TUNER
CD
PB
CNP3
FROM CD SECTION
HEAD
ERASE
SWITCHING
SWITCHING
SWITCHING
BIAS
Q113
Q114
Q112
SWITCHING
OSC
BIAS
Q105
Q106
REC /P.B. HEAD
TAPE R-CH
L-CH
AUDIO PROCESSOR
H ONLY
H ONLY
LC75341
R
L
REC
R
L
R REC
L REC
SWITCHING
L(TA)
R(TA)
/PLAYBACK AMP.
PLAYBACK AND RECORD
AN7345K
Q107
+B5
UN
-20dBATT
17
3
1
2
2
7
18
4
21
13
16
9
23
2
21
13
12
14
16
11
1
4
9
10
15
3
24
12
15
11
7 18
8
23
7
5
+B4
H/N
P.B
REC
LD_+8V
CNS3
TO CD/MP3 SECTION
M_+8V
+B
FO
U
T
ST FM
R
L
IF
OUT
AM
IN
FM
IN
COVERAGE
AM BAND
TRACKING
AM
TERMINAL
ANTENNA
5.1V
FM IF
BALUN
ANTENNA
AM LOOP
FM
+B
+B5
CL
AM IF
456kHz
10.7MHz
DO
DI
CE
MO/ST
SWITCHING
FM/AM
PLL(TUNER)
LC72131
FM/AM
OUT
R
L
FM/AM
MPXIN
STEREO
AM
RF
IN
AM
OSC
IN
VSM
FM
VT
OSC
4.5MHZ
MO/ST
VCO
FM
DET
FM+B
GND
AM
IF
FM IF DET./
LA1832S
AM
MIX
OUT
FM FRONT END
AM
OSC
OUT
FM MPX./AM IF
15
16
10
12
20
3
7
6
2
8
5
1
3
4
21
7
16
24
21
20
15
23
5
1
9 10
18
8
9
5
4
2
7
1
17
6
22
11
17
13
14
12
LIN
RIN
23 24
LOUT
ROUT
21 22
19
20
17
13
12
16
IXA043AW
NEW SOUND
NS_SW1
SW2
SW1
Q601
Q602
IC601
JK690
CNS3
Q104
Q101-
IC101
L103
Q111
Q110
Q109
Q607
SO301
FE301
CF301
Q301
IC303
CF352
T351
CF302
CF351
ZD351
X351
IC302
Q360
X352
ICT21
L341
Q609
Q605
Q606
IC602
Q603
Q604
Q608
LC72723
RDS DECODER
16
15
14
13
9
10
2
3
11
7 4
MPX IN
VDDA
X OUT
X IN
QT21
RST
RDDA
RDCL
RDS-ID/ READY
VSSD
TEST
VSSA
VDDD
8
LOW PASS
FILTER
L354
+B5
Figure 4-1 BLOCK DIAGRAM (1/6)
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