Sharp CD-XP305V Service Manual page 16

CD-XP305V
FM
ANTENNA
BF301
B.P.F
SO302
FM ANTENNA
TERMINAL
AM LOOP
ANTENNA
CNP301
ICK1
M65856SP
MIC AMP.
JK1
MIC
LATCH
CLOCK
DATA
MIC IN
L OUT
9
R OUT
12
13
MCLKCONT
VRK1
MIC
VACL
VOLUME
+B5
TAPE 1
L-CH
R-CH
PLAYBACK
HEAD
REC.
P.B.
TAPE 2
L-CH
RECORD/
R-CH
PLAYBACK
AC BIAS
HEAD
ERASE
HEAD
IC301
TA7358AP
1
FM FRONT END
3 4
2 5 7
FM
L312 T301
RF
OSC BUFF
AM BAND
AM
TRACKING COVERAGE
+B6
T303 T306
40
41
42
+B5
36
35
8
L IN 31
R IN 32 2
3
VCC 23
2
5
3
6
QK1
L(T1)
1
P.B
24
R(T1)
L(T2)
2
R(T2)
23
Q101~
Q104
POP
6
REDUCE T1/T2
L REC REC
9
R REC 16
11 ALC
ALC
12
15
T1/T2
+B5
Q105
Q114
SWITCHING
Q106
+B5
+B5
Q112
SWITCHING
BIAS OSC
Q111
L103
SWITCHING
Figure 16 BLOCK DIAGRAM (2/3)
FM IF
6 CF303
T302
9
8
FM
1
OSC
24 23
Q302
X352
4.5 MHZ
IC302
LC72131
1
20 22
PLL(TUNER)
+B5
7
Q360
SWITCHING
JK690
VIDEO/
AUX IN
TAPE
1 L
TUNER
R
7
ICK2
KIA4558P
OPE AMP.
+B5
13
L
4 PB
21
R
1 2
H/N
L REC
7
18 R
IC101
10
AN7345K
19
PLAYBACK AND RECORD/
PLAYBACK AMP.
Q113
+B3
+B5
Q110
Q109
+B3
BIAS
– 16 –
+B6
10.7 MHz
+B6
CF351
450 kHz
+B6
T351
CF352
AM IF
2 4 5 9 8
FM/AM
OUT MPX IN
21 7 18 16
IC303
LA1832S
FM IF DET.
FM MPX./AM IF
3 4 5 6
15 16 11
VDD
17
+B5
9 21
10
9
L
R
16
IC601
CLK
10
L
LC75341
R
15
AUDIO
L 11
R
14 PROCESSOR
CD L 12
R
13
L R
7 18 8 17 3
23
L R
Q107
Q108
MUTING
+B4
3 4 5 6 7 8
BI601
CNP11
FROM
CD SERVO
SECTION
MOTOR
DRIVER
Q706
MECHANISM
Q707
Q708
SOLENOID
DRIVER
+B5
ZD351
5.1V
X351
456 kHz
13
17
14
L
R
15
PHASE
(FM/AM)
12
1
DI
2
CE
24
–20dB
ATT
Q601 Q603
Q602 Q604
21
R
4 L
+B5
REC/PLAY
T1/T
BIA
TAPE
ASS'Y