Read Sharp CD-MD3000 (serv.man25) Service Manual online
– 99 –
CD-MD3000H/CD-MD3000W
Function
Port Name
Input/Output
1
VSS
Input
GND
2
DATA
Input
Serial data input
3
CLOCK
Input
Serial clock input
4
LCK
Input
Latch clock input
5
Q0
Output
Panel LED
6
Q1
Ourput
Stop LED
7
Q2
Output
< LED
8
Q3
Output
>> LED
9
Q4
Output
<< LED
10
Q5
Output
> I I LED
11
Q6
Output
CD 6 LED
12
Q7
Output
CD 5 LED
13
Q8
Output
CD 4 LED
14
Q9
Output
CD 3 LED
15
Q10
Output
CD 2 LED
16
Q11
Output
CD 1 LED
17
OE
Output
Output enable
18
VDD
Input
Power supply
Pin No.
IC702 VHiBU2092F/-1: Output Expander (BU2092F)
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Function
Port Name
Input/Output
1
VSS
Input
GND
2
DATA
Input
Serial data input
3
CLK
Input
Serial clock input
4
LCK
Input
Latch clock input
5
Q0
Output
For CD power control
6*
Q1
Output
Not used
7*
Q2
Output
Not used
8*
Q3
Output
Not used
9
Q4
Output
Not used
10*
Q5
Output
Not used
11*
Q6
Output
Panel control switch
12
Q7
Output
Panel control output close
13
Q8
Output
Panel control output open
14
Q9
Output
Fan motor ON/OFF
15
Q10
Output
Not used
16
Q11
Output
Not used
17
OE
Output
Output enable
18
VDD
Input
Power supply
Pin No.
IC912 VHiBU2092F/-1: Output Expander (BU2092F)
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