Read Sharp AR-M620 (serv.man25) Service Manual online
AR-M550/M620 SIGNAL NAME LIST 14 - 8
RXD_FIN
Serial I/F data (FINISHER)
Serial I/F data (Finisher-PCU
PWB)
PWB)
—
—
17
13
PCU
RXD_LCC
Serial I/F data (LCC)
Serial I/F data (LCC-PCU
PWB)
PWB)
—
—
18
5
PCU
RXD_SCN
Serial I/F data (Scanner control
PWB)
PWB)
Serial I/F data (Scanner control
PWB - Controller)
PWB - Controller)
—
—
9
45
SCN
SCNSET
Scanner control PWB
identification signal
identification signal
Scanner control PWB
installation detection
installation detection
Scanner
available
9
47
SCN
SCOV
SPF cover switch signal
SPF cover open/close
detection
detection
Close
12
8
SCN
SEG0
Operation panel LED matrix
signal 0
signal 0
Operation panel LED matrix
—
—
1
24
SCN
SEG1
Operation panel LED matrix
signal 1
signal 1
Operation panel LED matrix
—
—
1
75
SCN
SEG2
Operation panel LED matrix
signal 2
signal 2
Operation panel LED matrix
—
—
1
76
SCN
SLEEP
Energy-saving mode display
signal
signal
LED lighting signal in energy
saving mode
saving mode
LED ON
9
15
SCN
SLUMA
SPF tray lift-up motor control
signal (Phase A)
signal (Phase A)
SPF tray lift-up motor control
(Phase A)
(Phase A)
—
—
11
3
SCN
SLUMB
SPF tray lift-up motor control
signal (Phase B)
signal (Phase B)
SPF tray lift-up motor control
(Phase B)
(Phase B)
—
—
11
4
SCN
SOCD
SPF open/close detection
signal
signal
SPF open/close detection
Close
11
19
SCN
SPED1
SPF document upper limit
detection signal
detection signal
SPF document upper limit
detection
detection
Paper
present
12
12
SCN
SPED2
SPF document detection signal SPF document empty
detection
Paper
present
11
14
SCN
SPFC
SPF paper feed clutch control
signal
signal
SPF paper feed clutch control
ON
11
10
SCN
SPFFAN
SPF fan motor control signal
SPF fan motor control
ON
11
11
SCN
SPFMA
SPF paper feed, paper
transport motor control signal
(Phase A)
transport motor control signal
(Phase A)
SPF paper feed, paper
transport motor control (Phase
A)
transport motor control (Phase
A)
—
—
12
13
SCN
SPFMB
SPF paper feed, paper
transport signal (Phase B)
transport signal (Phase B)
SPF paper feed, paper
transport motor control (Phase
B)
transport motor control (Phase
B)
—
—
12
17
SCN
SPFMO1
SPF paper feed, paper
transport motor current control
signal 1
transport motor current control
signal 1
SPF paper feed, paper
transport motor current control
transport motor current control
Power
down
12
16
SCN
SPFMO2
SPF paper feed, paper
transport motor current control
signal 2
transport motor current control
signal 2
SPF paper feed, paper
transport motor current control
transport motor current control
Power
down
12
18
SCN
SPFSET
SPF identification signal
SPF installation detection
SPF
available
11
5
SCN
SPLS1
SPF document length
detection signal 1
detection signal 1
SPF document length
detection (Short)
detection (Short)
Paper
present
11
18
SCN
SPLS2
SPF document length
detection signal 2
detection signal 2
SPF document length
detection (Long)
detection (Long)
Paper
present
11
17
SCN
SPOD
SPF paper exit detection signal SPF paper exit detection
Paper exit
11
20
SCN
SPPD1
SPF document paper pass
detection 1 signal
detection 1 signal
SPF document paper pass
detection 1
detection 1
Paper
present
12
10
SCN
SPPD2
SPF document paper pass
detection 2 signal
detection 2 signal
SPF document paper pass
detection 2
detection 2
Paper
present
12
6
SCN
SPPD3
SPF document paper pass
detection 3 signal
detection 3 signal
SPF document paper pass
detection 3
detection 3
Paper
present
11
13
SCN
SPPD4
SPF document paper pass
detection 4 signal
detection 4 signal
SPF document paper pass
detection 4
detection 4
Paper
present
11
12
SCN
SPWS
SPF document size (Width)
detection analog data signal
detection analog data signal
SPF document size (Width)
detection
detection
—
—
11
16
SCN
SRRBC
SPF resist roller brake clutch
control signal
control signal
SPF resist roller brake clutch
control
control
ON
11
6
SCN
SRRC
SPF resist roller clutch control
signal
signal
SPF resist roller clutch control
ON
11
7
SCN
START
LSU motor control signal
LSU motor ON/OFF
ON
OFF
22
7
PCU
Signal name
Name
Function/Operation
Connector level
Connector
No.
Pin No.
PWB
name
Remark
"L"
"H"
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