Read Sharp CD-BA3000 (serv.man4) Service Manual online
CD-BA3000H
– 16 –
-B2
+B4
-20dB
ATT
SYSTEM
MUTE
Q605
Q606
Q606
Q603
Q604
Q604
DO
CL
DI
CE
MO/ST
+B4
+B5
FM+B
FM+B
SWITCHING
+B4
+B4
+B4
IC860
KIA4558P
OPE AMP.
–B2
FM/AM
IC302
LC72131
PLL(TUNER)
ICT21
LC72720
RDS DECORDER
FM/AM
OUT
+B4
L
R
BIAS
T1/T2
REC
MUTING
Q121
Q122
AC BIAS
R
L
JK601
VIDEO IN
L
L
R
R
R
L
R
L
AUX
TAPE
TUNER
CD
P.B
CNS11
FROM CD SECTION
CNP11
ERASE
HEAD
SWITCHING
SWITCHING
SWITCHING
BIAS
Q110
Q111
Q109
Q126
SWITCHING
Q124
L103
L103
BIAS
OSC
OSC
Q128
L104
L104
Q107
Q108
Q108
REC/PB HEAD
TAPE 2
PB HEAD
TAPE 1
L-CH
R-CH
R-CH
L-CH
R-CH
R-CH
IC601
LC75341
AUDIO PROCESSOR
IC99
TOTX1784
OPTICAL FIBER
DATA LINK
H/N
P.B
+B4
R
R
L
L
REC
R
L
L NF
R NF
ALC
REC
T1/T2
T1/T2
NOR/
HIGH
HIGH
REF
R REC
L REC
POP REDUCE
R NF
L NF
SWITCHING
Q103-
Q106
Q106
L(T2)
R(T2)
R(T1)
L(T1)
IC101
AN7345K
PLAYBACK AND RECORD
/PLAYBACK AMP.
R
L
FM/AM
MPXIN
STEREO
AM RF IN
AM OSC IN
AM IN
FM IN
AM OSC OUT
FM +B
FM
VT
VCC
FM OSC
OSC
X352
4.5MHZ
XT21
4.332MHZ
AM BAND
COVERAGE
AM
TRACKING
T303
T306
X351
456kHz
456kHz
MO/ST
VCO
FM
DET
VCC
GND
AM IF
CF351
IC303
LA1832S
FM IF DET./FM MPX./AM IF
AM MIX
CF352
T351
CF301
FE301
TA7358AP
FM FRONT END
AM LOOP
ANTENNA
SO301
FM ANTENNA
TERMINAL
9
10
18
11
16
3
8
4
15
10
9
7
7
1
8
17 18
4
1
8
4
7
21
12
13
13
1
2
3
3
20
19
7
18
10
8
17
13
21
4
5
2
3
4
4
6
9
16
12
15
1
5
1
2 4 3
3
7
4
3
8
21
7
9
8
5
17
6
21
2
1
20
22
23 22 21 20
11
17
16
15
15 14 13
12
5
1
2
6
13
14
12
15
16
4
7
CF303
Q360
Q301
4
24
23
14
14
23
24
P.B
REC
3
2
1
1
FROM CD SECTION
CNP5
23
+B4
AM IF
1
2
VDD
+5V
OPE
AMP.
KIA4558P
IC561
IC562
IC563
IC562
IC563
VCC
Q862
Q863
Q863
CNS99
+B4
ZD351
L354
LOW PASS
FILTER
L341
BALUN
BALUN
CE
DI
CL
DO
VSSD
VDDD
XIN
XOUT
MPX IN
VSSA
VDDA
CNP301
Figure 16 BLOCK DIAGRAM (2/3)
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