Read Sharp CD-C611H (serv.man4) Service Manual online
CD-C607H/611H
– 18 –
Figure 18 BLOCK DIAGRAM (2/3)
VSSD
VDDD
XIN
XOUT
VSSA
VDDA
MPX
IN
DO
CL
DI
CE
XT21
4.332MHz
ICT21
LC72720
RDS DECORDER
X351
456kHz
FM IF
CF351
+B4
+B4
+B4
+B4
VOLTAGE
REGURATER
REGURATER
+5V
QT21
AMP.
FM +B
VT
T306
T302
L341
CF302
DO
CE
CL
DI
CF301
FE301
FM FRONT END
Q360
R
L
Q354
Q353
Q361
SWITCHING
MPX
IN
FM/AM
OUT
IF IN
IC303
LA1832
FM IF DET./FM MPX./AF IF
IF OUT
SD
MONO/ST
AM RF IN
FM AFC
AM OSC IN
AM
OSC
OUT
VR351
FM MUTE LEVEL
REG
IN
OUT
VCC
VSM
FM IF IN
1
2
3
4
5
8
9
17
19
20
18
16
15
14
12
11
10
6
7
13
21
22
23
24
FM IF
AMP
Q301
FM IF
FM
X352
4.5MHz
STEREO
IC302
LC72131
PLL CONTROLLER
IN
AM
FM IN
FMOSC
T351
AM IF
GND
OSC
F OUT
FM IF
BALUN
AM OSC
VOLTAGE
REGULATOR
AM ANT
AM RF
AM LOOP
ANTENNA
ANTENNA
TUNER MUTE
MUTING
SO301
FM/ANTENNA
TERMINAL
2
8
6
7
3
4
1
5
4
3
6
5
21
17
12
13
10
11
16
15
22
20
7
1
4
2
3
23
22
21
20
15
14
13
12
Q371
+B4
1
3
3
1
1
2
2
1
2
2
R.D.S.
SIGNAL
BUFFER
PLL DATA
BUFFER
SWITCHING
1
24
2
23
3
4
4
4
21
5
20
6
7
17
8
9
16
10
14
12
13
18
H/N
T1/T2
R-CH
L-CH
L-CH
R-CH
P.B
REC
TAPE 2
TAPE 1
L NF
L(T1)
R(T1)
L(T2)
R(T2)
R NF
L
R
POP REDUCE
L REC
R REC
L
R
REC
P.B.
REC
NC
NOR/
CRO2
T1/T2
RIPPLE
L NF
R NF
R NF
PLAYBACK
HEAD
RECORD/
PLAYBACK HEAD
SWITCHING
Q501~Q509
AC BIAS
IC501
AN7345K
PLAYBACK AND RECORD
/PLAYBACK AMP.
PB
ERASE
HEAD
+B4
1
3
4
CNS401
FROM CD PWB
CNP11
SW
FOOL PRO
SW
F.
SO
SOLEN
SW
C
4
17
3
18
2
19
1
20
11
10
9
IC401
M62439SP
AUDIO PROCESSOR
L
R
L
R
L
R
L
R
TUNER
TAPE
CD
T1/T2
REC
SWITCHING
Q512
Q513
13
8
15
19
Q514
Q515
2
Q510
Q511
TAPE MUTING
SPARE
L-CH
R-CH
Click on the first or last page to see other CD-C611H (serv.man4) service manuals if exist.