Sharp CD-C602 - Lcd Display

CD-C602,CP-C602
– 15 –
Figure 15 BLOCK DIAGRAM (3/3)
232425
21
28
19
30
17
32
14 35
56 63 50 26 27 12 37 11 38 10 39
5
7
25
22
21
1
1
9
21
24
25 26
29
32
34
37
63
65
66
64
68
39
38
5261 62 67
55
5
8
10
5
12
4
1
7
6
2
3
VREF LVREF RVREF VSS
AVSS
GRAPHIC EQUALIZER
VOLUME
VDD
KEY MATRIX
+B6
D703
CL DI CE
KEY IN
VOLTAGE
REGULATOR
VOLTAGE
REGULATOR
+B4
+12V
(MECHA)
+B5
+12V
(ANALOG)
TO CD SECTION
TUNER L
TAPE L
CD R
CD L
LCD701
LCD DISPLAY
RESET
54 57
POWER CONT.
T2 PLAY
T1 PLAY
T1/T2
CL
CE
DI
DO
COM OUT
SEG OUT
Q702
Q703
Q701
POWER FAIL
DETECTOR
RX701
REMOTE SENSOR
SW701 ~ SW712
SW714 ~ SW716
Q923
Q921
Q922
IC431
LC75394E
AUDIO PROCESSOR
R
L
+B5
NF
HEADPHONES
SPEAKER
SWITCH
L-OUT
R-OUT
L-IN
R-IN
GND
JK601
SO601
SPEAKER
TERMINALS
T.F
D901 ~ D904
SO901
AC SOCKET
Q601
VOLTAGE
REGULATOR
OUT
58
59
XL701
4.19MHz
SYSTEM STOP
REMOCON
VDD
IC701
IX0217AW
SYSTEM
MICROCOMPUTER
IC601
LA4597
POWER AMP.
TRANSFORMER
POWER
PT901
+B6(5V)
IC921
LR
S0 ~ S20
COM 0 ~ COM 3
~~
~~
69
80
~
~~
LCD BIAS
41
43
40
51
8 VCC
Q602
SWITCHING
MUTE
SUPPLY CORD
AC POWER
AC 120V 60Hz
FRONT
REAR
2
3
1
16 33
LR
NC NC
REF
LF1C1 RF1C1
LF1C2 RF1C2 LF1C3 RF1C3
LVR OUT
RVR OUT
L SELO
R SELO
L1
R1
L2
R2
L3
R3
TUNER R
TAPE R
KI0
KI3
~
KO0
KO3
~
VLC0BIAS
DRF
WRQ
DISC NO
42
REC
DSP RST
POWER
VDD(+5V)
X1
X2
SEG0 ~ SEG20
COM 0 ~ COM 3
IC
1
2
3
RESET