Block Diagram - Sharp XL-MP150H Service Manual

XL-MP150H/MP150E
E Market XLMP150H Service Manual XL-MP150H/MP150E Audio
CHAPTER 4.
DIAGRAMS

[1] BLOCK DIAGRAM

ANTENNA
TERMINAL
SO301
AM LOOP
ANTENNA
L341
BALUN
TRACKING
ICT21
LC72723
RDS DECODER
8
X OUT MPX IN
X IN
9
10 7 4 13 14
H ONLY
CNS3
FROM CD SECTION
CNP3
SWITCHING
REC /P.B. HEAD
Q101-
L-CH Q104
TAPE R-CH
AC BIAS
ERASE
HEAD
FM IF
1
CF301 Q301
FE301
8
FM FRONT END
5
2 6 7 3
LA1832S
FM IF DET./
FM MPX./AM IF
AM BAND
AM
COVERAGE
VT
QT21
2
+B5
VDDA
3
+B
VDDD 11
FM
Q360
15 16
SWITCHING
+B5 13
12
L VIDEO/AUX
R
JK690
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
R REC 16
11
12
15
SWITCHING
SWITCHING
Q105
Q106 Q114
+B5
Q112 Q113
SWITCHING
Figure 4-1 BLOCK DIAGRAM (1/6)
CF351
10.7MHz
CF302
CF352
T351
AM IF
1 2 4 5 9 8
IC303
23 20 21 24 7 10 18 16
L354
LOW PASS
FILTER
X352
4.5MHZ
20 12 1 22 16 15 11 3 4 5 6
OSC
FM/AM MO/ST
7 9 10 21
FM
ST FM
IC302
LC72131
PLL(TUNER)
19
IC602
20
IXA043AW
SW1
16
NEW SOUND
17
SW2
23 24 21 22
L
9
R 16
L
10
IC601
TAPE
R 15 LC75341
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
H ONLY
ZD351
5.1V
X351
456kHz
17 13
L
L
14
R
15
R
12
17
NS_SW1
Q609
Q605
Q606
Q607
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
+B
Q608
LD_+8V
M_+8V
UN