Read Sharp CD-MPS660H (serv.man21) Service Manual online
CD-MPS660H/CD-MPS660E
8 – 7
IC701 RH-iXA008AWZZ: System Microcomputer (IXA008AW) (Serial NO.401xxxxx) (1/2)
IC701 RH-iXA020AWZZ: System Microcomputer (IXA020AW) (Serial NO.402xxxxx~) (1/2)
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Pin No.
Port Name
Terminal Name
Input/Output
Function
1
VDD
VDD
Input
(+) Power supply 5 V.
2
P37
-20dBATT
Output
-20dB Attenuator.
3
P36
T BIAS
Output
Tape record bias control.
4
P35
T_REC/PLAY
Output
Tape REC/PLAY control.
5
P34
T_T1/T2
Output
Tape T1/T2 Control.
6
P33
CD RESOUT
Output
CD reset.
7
P32
CD_WRQ
Input
CD WRQ input.
8
P31
NO USE
Output
Open.
9
P30
NO USE
Output
Open.
10
RESET
RESET
Input
Reset Input.
11
X2
XOUT
Output
Main clock output 4.19 MHz.
12
X1
XIN
Input
Main clock input 4.19 MHz.
13
IC(VPP)
VPP
—
GND
14*
XT2
NO USE
—
Open
15
P04
CD_DRF
Input
CD DRF detect.
16
VDD
VDD
Input
(+) Power supply 5 V.
17
P27
CLK
Output
CD clock.
18
P26
DI
Output
Data output.
19
P25
DO
Input
Data input.
20
P24
CE
Output
CE output.
21
P23
CD CE
Output
CD chip enable.
22
P22
CD CLK
Output
CD Clock.
23
P21
CD DI
Output
CD Data output.
24
P20
CD DO
Input
CD Data input.
25
AVSS
AVSS
—
Analog ground.
26
ANI7
T RUN PULS
Input
Tape Run Pulse detect.
27
ANI6
TUN SM/SPAN
Input
Tuner signal meter/Span Selector.
28
ANI5
T_FP SW
Input
Tape Fool Proof A & B SW.
29
ANI4
PROTECT
Input
Power abnormal detect.
30
ANI3
VOL JOG
Input
Volume jog input.
31-33
ANI2-ANI0
KEY 2-KEY 0
Input
Key input.
34
AVDD
AVDD
Input
Analog power supply 5 V.
35
AVREF
AVREF
Input
Analog reference voltage 5 V.
36
INTP3
P_IN
Input
Power failure detect.
37
P02
PHOTO
Input
5-Changer Photo SW.
38
INTP1
SP DET
Input
Speaker abnormal detect.
39
INTP0
REMOCON
Input
Remocon input.
40
VSS
VSS
—
Ground voltage.
41
P74
S MUTE
Output
System mute control.
42
P73
TIMER LED
Output
Timer LED control.
43
P72
T_SOL B
Output
Tape 2 solenoid control.
44
P71
T_MOTOR
Output
Tape motor control.
45
P70
T_SOL A
Output
Tape 1 solenoid control.
46
VDD
VDD
Input
(+) Power supply 5 V.
47
P127
SP RLY
Output
Speaker relay control.
48
P126
AC RLY
Output
AC relay control.
49
P125
RDS RST
Output
RDS reset. (CD-MPS660H Only)
50
P124
RDS READY
Input
RDS ready. (CD-MPS660H Only)
51
P123
RDS RDDA
Input
RDS data. (CD-MPS660H Only)
52
P122
RDS RDCL
Output
RDS clock. (CD-MPS660H Only)
53
P121
TRAY SW2
Input
5-Changer Tray SW3.
54
P120
TRAY SW1
Input
5-Changer Tray SW2.
55
P117
DISC SW
Input
5-Changer Disc SW4.
56
P116
CLAMP SW
Input
5-Changer Clamp SW1.
57
P115
DIST
Input
Destination input.
58
FIP41
S30
Output
FL segment driver.
59
FIP40
S29
Input
FL segment driver.
60
FIP39
S28
Output
FL segment driver.
61
FIP38
S27
Output
FL segment driver.
62
FIP37
S26
Output
FL segment driver.
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