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: Feb. 9 2004
1
AR-M550/M620/M700 SIGNAL NAME LIST 14 - 9
SRRC
SPF resist roller clutch control
signal
SPF resist roller clutch control
ON
11
7
SCN
START
LSU motor control signal
LSU motor ON/OFF
ON
OFF
22
7
PCU
STLD
SPF document tray lower limit
detection signal
SPF document tray lower limit
detection
Lower limit
11
15
SCN
STMPS
Stamp solenoid control signal
Stamp solenoid control
Stamp ON
1
48
SCN
STRBC
SPF paper transport clutch
control signal
SPF paper transport roller
brake clutch control
ON
11
9
SCN
STRC
SPF paper transport clutch
control signal
SPF paper transport clutch
control
ON
11
8
SCN
STRRBC
SPF paper transport resist
brake clutch control signal
SPF paper transport resist
brake clutch control
ON
12
20
SCN
STRRC
SPF paper transport resist
clutch control signal
SPF paper transport resist
clutch control
ON
12
19
SCN
STSET
Stamp identification signal
Stamp Yes/No detection
Stamp
available
1
47
SCN
STUD
SPF document tray upper limit
detection signal
SPF document tray upper limit
detection
Upper limit
12
14
SCN
SYNC
LSU horizontal sync detection
signal
LSU horizontal sync detection
(BD sensor signal)
—
—
22
29
PCU
T1LUD
Paper feed tray upper limit
detection signal (Paper feed
tray 1)
Paper feed tray upper limit
(Paper feed tray 1)
Upper limit
—
14
13
PCU
T1LUM
Paper tray lift-up motor control
signal (Paper feed tray 1)
Paper tray lift-up control (Paper
feed tray 1)
Stop
Up
14
1
PCU
T1PED
Paper empty detection signal
(Paper feed tray 1)
Paper presence detection
(Paper feed tray 1)
Paper
empty
Paper
present
14
15
PCU
T1PFC
Paper feed clutch control signal
(Paper feed tray 1)
Paper feed clutch control
(Paper feed tray 1)
Paper
transport
—
17
4
PCU
T1PPD
Paper pass detection signal
(Paper feed tray 1)
Paper pass detection from
paper feed tray 1
Paper pass
—
25
3
PCU
T1PUS
Paper pick-up solenoid control
signal (Paper feed tray 1)
Paper pickup solenoid control
(Paper feed tray 1)
Roller UP
Paper feed
14
7
PCU
T1SPD
Paper remaining quantity
detection signal (Paper feed
tray 1)
Paper remaining quantity
detection (Paper feed tray 1)
—
Remaining
paper
quantity
66% or less
14
16
PCU
T2LUD
Paper tray upper limit detection
signal (Paper feed tray 2)
Paper tray upper limit detection
(Paper feed tray 2)
Upper limit
—
14
21
PCU
T2LUM
Paper tray lift-up motor control
signal (Paper feed tray 2)
Paper tray lift-up motor control
(Paper feed tray 2)
Stop
Up
14
2
PCU
T2PED
Paper empty detection signal
(Paper feed tray 2)
Paper presence detection
(Paper feed tray 2)
Paper
empty
Paper
present
14
23
PCU
T2PFC
Paper clutch control signal
(Paper feed tray 2)
Paper feed clutch control
(Paper feed tray 2)
Paper
transport
—
12
3
PCU
T2PUS
Paper pickup solenoid control
signal (Paper feed tray 2)
Paper pickup solenoid control
(Paper feed tray 2)
The roller
lifts up.
Paper feed
14
8
PCU
T2SPD
Paper remaining quantity
detection signal (Paper feed
tray 2)
Paper remaining quantity
detection (Paper feed tray 2)
—
Remaining
paper
quantity
66% or less
14
22
PCU
TANSET
Paper feed tray 1/2 (Tandem
tray) detection signal
Paper feed tray 1, 2 (Tandem
tray) insertion detection
Pull out
Insert
17
25
PCU
TCBIAS
Transfer belt cleaning output
control signal (ON/OFF)
Transfer belt cleaning bias ON/
OFF control
ON
OFF
7
22
PCU
TCBPWM
Transfer belt cleaning output
control signal (PWM)
Transfer belt cleaning bias
output voltage PWM control
—
—
7
18
PCU
TCS
Toner density detection signal
Toner density detection
—
—
12
16
PCU
TFSD
Toner remaining quantity
detection signal
Toner hopper remaining
quantity detection
Remaining
quantity
large
Remaining
quantity
small
11
11
PCU
TH
LCD temperature sensor signal LCD temperature detection
—
—
1
93
SCN
TH-CL
OPC drum cleaner
temperature sensor signal
OPC drum cleaner peripheral
temperature detection
—
—
8
12
PCU
Signal name
Name
Function/Operation
Connector level
Connector
No.
Pin No.
PWB
name
Remark
"L"
"H"
1
Summary of Contents for AR-M550N
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