Read Sharp AL-1611 (serv.man15) Service Manual online
AL-1611/AL-1622
ELECTRICAL SECTION
13 – 9
D. I/O ASIC
(1) pin/signal table
Pin No.
Pin name
Signal name
I/O
Purpose
Descriptions
1
GND
POW
2
GND
POW
3
SCK
IN
0: Level fixing input
4
AMC
IN
0: Level fixing input
5
SMC
IN
0: Level fixing input
6
UART0SIN/
SIN
OPECMD
IN
Operation panel command interface
7
UART0SOUT/
SOT
OPESTS
OUT
Operation panel command interface
8
UART0CTSB
/OPESRDY
IN
Operation panel command interface
9
UART0RTSB
/OPECRDY
OUT
Operation panel command interface
10
GND
POW
11
UART1SIN
OPECMD
IN
Electronic sort option command interface
12
UART1SOUT
OPESTS
OUT
Electronic sort option command interface
13
UART1CTSB
/OPESRDY
IN
Electronic sort option command interface
14
UART1RTSB
/OPECRDY
OUT
Electronic sort option command interface
15
UART2SIN
OPECMD
IN
FAX option command interface
16
VCC
POW
17
UART2SOUT
OPESTS
OUT
FAX option command interface
18
UART2CTSB
/OPESRDY
IN
FAX option command interface
19
UART2RTSB
/OPECRDY
OUT
FAX option command interface
20
GND
POW
21
VCC
POW
22
GND
POW
23
UART3SIN
OPECMD
IN
PQL option command interface
24
UART3SOUT
OPESTS
OUT
PQL option command interface
25
UART3CTSB
/OPESRDY
IN
PQL option command interface
26
UART3RTSB
/OPECRDY
OUT
PQL option command interface
27
VCC
POW
28
DSLED1
LED1
OUT
3; Beam document size sensor control
29
DSLED2
LED2
OUT
3; Beam document size sensor control
30
DSLED3
LED3
OUT
3; Beam document size sensor control
31
DSIN0
DSIN1
IN
1: Beam document size sensor detection
32
GND
POW
33
DSIN1
DSIN2A
IN
2: Beam document size sensor A detection
34
DSIN2
DSIN2B
IN
2: Beam document size sensor B detection
35
DSIN3
DS3IN
IN
3: Beam document size sensor detection
36
PMC0POUT0
MIRMODA
OUT
Mirror motor phase A drive
H: Drive
37
VCC
POW
38
PMC0POUT1
MIRMODB
OUT
Mirror motor phase B drive
H: Drive
39
PMC0POUT2
/MIRMODA
OUT
Mirror motor phase /A drive
H: Drive
40
VCC
POW
41
GND
POW
42
GND
POW
43
PMC0POUT3
/MIRMODB
OUT
Mirror motor phase /B drive
H: Drive
44
PMC2POUT0
SFTDA
OUT
Shifter motor phase A drive
H: Drive
45
PMC2POUT1
SFTDB
OUT
Shifter motor phase B drive
H: Drive
46
PMC2POUT2
/SFTDA
OUT
Shifter motor phase /A drive
H: Drive
47
VCC
POW
Pin descriptions) IN: Input pin OUT: Output pin BIDIR: Bi-directional pin ODN: Open drain output pin TR1: 3-state output pin POW: Power pin
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