Read Sharp XL-HP700 (serv.man12) Service Manual online
XL-HP700H
– 16 –
Figure 16 BLOCK DIAGRAM (2/3)
IC101
AN7345K
PLAYBACK AND RECORD
/PLAYBACK AMP.
VF
VF1
AUX
R
L
R
L
JK690
VIDEO/AUX
FM+B
+B5
CLK
+B6
+B6
+B6
+B5
AM IF
FM IF
AMP.
BI901
–20dB
ATT
ATT
Q101~
Q104
Q107
Q108
Q108
Q601
Q602
Q602
Q603
Q604
Q604
10.7 MHz
450 kHz
REC/PLAY
CLK
CE
DI
DO
DI
CE
MO/ST
SWITCHING
+B5
FM/AM
IC302
LC72131
PLL(TUNER)
FM/AM
OUT
L
R
BIAS
MUTING
P.B.
REC.
AC BIAS
L
L
R
R
R
L
TAPE
TUNER
CD
PB
CNP9
FROM CD SECTION
HEAD
ERASE
SWITCHING
SWITCHING
SWITCHING
BIAS
Q113
Q114
Q112
Q110
Q500
Q501
SWITCHING
Q109
BIAS
OSC
OSC
Q111
L103
Q105
Q106
Q106
REC./P.B.
HEAD
R-CH
L-CH
IC601
LC75341
AUDIO PROCESSOR
+B5
R
L
REC
R
L
R REC
L REC
POP REDUCE
SWITCHING
L
R
R
R
L
FM/AM
MPXIN
STEREO
AM RF IN
AM OSC IN
AM OSC OUT
FM
Q360
VT
OSC
X352
4.5 MHZ
AM BAND
COVERAGE
AM
TRACKING
T303
L341
T306
X351
456 kHz
ZD351
5.1V
MO/ST
VCO
FM
DET
VCC
GND
AM IF
CF351
IC303
LA1832S
FM IF DET.
FM MPX./AM IF
AM MIX
CF352
T351
CF302
Q301
CF301
21
4
24
2
1
8
18
17
6
9
10
18
11
16
3
15
10
9
7
23
14
12
13
12
13
8
7
7
7
18
13
21
4
2
23
6
9
16
12
11
15
5
4
1
3
21
7
9
8
5
17
6
21
2
1
20
22
11
17
16
15
13
14
12 20
15
16
23
24
4
7
H/N
P.B
REC
T1/T2
T1/T2
NOR/
HIGH
HIGH
+B5
+B5
+B5
SYSTEM
MUTE
C
TAPE
MECHANISM
ASS'Y
MOTOR
DRIVER
DRIVER
SOLENOID
DRIVER
+B3
+B3
LOW PASS
FILTER
BALUN
SO301
FM ANTENNA
TERMINAL
7
2
4
8
5
1
6
3
AM LOOP
ANTENNA
CNP302
FE301
FM FRONT END
ICT21
LC72723
RDS DECORDER
16
15
14
13
9
10
2
3
11
7 4
MPX IN
VDDA
X OUT
X IN
QT21
XT21
4.332 MHz
RST
RDDA
RDCL
RD-ID/ READY
VSSD
TEST
VSSA
VDDD
+B6
VT
8
L354
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