Read Sharp CD-DVD500 (serv.man18) Service Manual online
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CD-DVD500H
1
AVDD
AVDD
Input
Analog VDD.
2
ANI0
TUN-SM
Input
RDS VSM
3
ANI1
SPEANA 3
Input
SPEANA data input. L, R 16 kHz
4
ANI2
SPEANA 2
Input
SPEANA data input. L, R 63 Hz
5
ANI3
SPEANA 1
Input
SPEANA data input. L, R 1 kHz
6
ANI4
O/C SW
Input
CD open/close switch.
DISC NO SW
Input
CD disc number switch.
7-9
ANI5-ANI7
KEY 2-KEY 0
Input
Key input.
PLAY SW_B
Input
Play switch for T 2.
10
ANI8
FPA
Input
TAPE 2 A-SIDE full proof.
FPB
Input
TAPE 2 B-SIDE full proof.
11
ANI9
HEADPHONE
Input
Headphone switch.
MIC-IN
Input
MIC-IN sw.
12
P02
DRF
Input
CD RF level detection.
13
P03
WRQ
Input
CD DSP write request.
14
AVSS
AVSS
—
Analog ground.
15
VSS1
VSS1
—
Ground voltage.
16
X1
X1
Input
Main clock.
17
X2
X2
Output
Main clock.
18
VDD1
VDD1
Input
(+) Power supply
19
Vpp/IC
Vpp/IC
—
GND
20
P20/TI00
CD CE
Output
CD CE output.
21
P25/SI0/RxD0
CD DO
Input
CD DSP CODE Q out/MPEG microcomputer data input.
22
P25/SO0/TxD0
CD DI
Output
CD DSP command/MPEG microcomputer command.
23
P25/SCK0/ASCHK0
CD CLK
Output
CD DSP clock/MPEG microcomputer clock.
24
P67/INTP2
P_IN
Input
Power failure control.
25
P66/TIO51
JOG 0
Input
Key jog input 0.
26
P65/INTP1
JOG 1
Input
Key jog input 1.
27
P64/INTP0
REMOCON
Input
Remocon input.
28
P63/TIO50
CE
Output
CE output.
29
P62/SCK1
CLK
Output
Clock output.
30
P61/SO1
DI
Output
Data output.
31
P60/SI1
DO
Input
Data input.
32
P57/SCK2
DD CLK
Output
Dolby decorder clock.
33
P56/SO2
DD DO
Output
Dolby decorder data out.
34
P55/SI2
DD DI
Input
Dolby decorder data in.
35
P54
DD ACK
Input
Dolby decorder ACK.
36
P53
DD LP
Output
Dolby decorder latch
37
P52
DD CS
Output
Dolby decorder CS.
38
P51
DD LOCK
Input
Dolby decorder lock.
39
P50
DD STATUS
Input
Dolby decorder status.
40
VSS0
VSS0
—
Ground voltage.
41
VDD0
VDD0
Input
(+) Power supply.
42
RESET
RESET
Input
Microcomputer reset.
43
P47
T 2 RUN
Input
TAPE 2 RUN PULSE input.
44
P46
CD CLAMP SW
Input
CD CHANGER CLAMP switch.
45
P45
DIGI_SEL
Output
CD FUNC: L/EXP FUNC: H
46
P44
RES OUT
Output
CD DSP reset & MPEG microcomputer reset.
47
P43
SP DET
Input
Speaker output detection.
48,49
P42,P41
LCK 2,LCK 1
Output
LED driver LCK. (BU2092-1)
50
P40
T 1 RUN
Input
TAPE 1 RUN PULSE input.
IC701 RH-iX0444AWZZ: System Microcomputer (IX0444AW) (1/2)
Port Name
Terminal Name
Pin No.
Input/Output
Function
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