Sharp CD-C440W Service Manual page 15

FL701
37 8 6 5 7
VP Q701
+B1
8 14 15 16 17 18
CD MUTE
4
CD RES
5
CD SL–
6
CD SL+
7
CD CQCK
9
CD COIN
10
CD SQOUT
11
CD WRQ
12
IC601
CD RWC
13
CD PUIN
IX0171AW
19
CD DRF
21
CROCOMPUTER
CD O/C SW
53
CD D.NO
54
CD U/D
55
24
25
26
27
28
6 44 66 65 64 63 61 60 59 58 57
+B1
14 30 34
IC501
LC75396E
O PROCESSOR
GRAPHIC EQUALIZER VOLUME
R
17
L
31
4 44 5 43 6 42
L R
L R L R
X-BASS
+B1
Q468 LEVEL
OUT L-OUT
Q469
CONT
17 18
SRS
C451
L-IN
27
PASS
Q466
S5250S R-IN 28
Q467
SRS
SRS
MODE 26
PASS
PASS
25 24
/3D
SRS STEREO
Q463
SRS MONO
SRS A
MODE1-5 /SRS B
Q458
MONO SRS INH
~
CENTER CONT
Q460
IC453(1/2)
2 1
VF1
(AC)
5
VP
71
7
6
4
1
80
72
70
54
52
+B6
SPE1-5
OPEAMP.
BA4558
OPE AMP.
IC502/503/504
BA4558
IC504(1/2)
1 2
4 8 7
7 6
–B1
Q501
Q502
IC651
BA4558
OPE AMP.
+B3
8
IN
L 3
OUT
L
1
5
R
7
R
4
VOLTAGE
REGURATER
–15V
–B1
VOLTAGE
REGULATOR
+5V
Q828
UN-SWITCHED
VOLTAGE
REGULATOR
+12V(MOTOR)
Q826
+B2
Q827
+12V(ANALOG)
+B3 Q823
Q824
Q825
SWITCHING
VOLTAGE
REGULATOR
+7.3V(CD)
Q821
+B4
Q822
TO CD UNIT
Figure 15 BLOCK DIAGRAM (3/3)
14
13 15 16 18 19 21 22
IC701I
X0170AW
MICROCOMPUTER
8 30 9
29 48 33 31 20 12 11 10 35 34 43 42
+B5
+B1
MEMORY
BACK UP
8
6
+B3
POWER ON/STB
Q829
SWITCHING
L-IN
1
R-IN 18 IC901
STK488-020
POWER AMP.
16
+B1
3
–B1
11
14
9
Q996
SWITCHING
VOLTAGE
REGULATOR
D802–D805
F821
T500mA L 250V
– 15 –
CD-C440W/CP-C440W
KEY MATRIX
KEY5
23
SW701–SW712
SW717,SW719,SW721
SW723–SW726
SW728–SW740
KEY0
28
DATA
2
37
CLOCK
IC702
38 3
LCK
36 4 BU2092F
RESET
Q704
17
1 18
17
SYS STOP
46
+B5
47
Q705
Q706
ZD701
REMOCON
RX701
REMOTE
2 3
SENSOR
1
RELAY
PROT
Q903
Q997 Q998
Q904
L-OUT
10
13 R-OUT
6
F802
D801
T5A L 250V
F803
T5A L 250V
F804
T1.6A L 250V
VOLTAGE
Q801
REGULATOR
TRANSFORMER
VF1 VP VF2
(AC)
(AC)
16
LED701–LED711
LED714–LED719
5
+B4
+B5
TO CD UNIT
Q999
JA901
HEADPHONES
RL901
RELAY
+
L-CH
-
GND SO901
SPEAKER
-
TERMINAL
GND
+
R-CH
230–240V
220V
SW801
VOLTAGE
SELECTOR
127V
110V
AC 110/127/220/
230–240V
50/60Hz
T.F
T801
POWER