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AR-M550/M620 EXTERNAL VIEW AND INTERNAL STRUCTURE 5 - 7
M2PED
M2PED
Paper empty detector (Paper
feed tray 4)
feed tray 4)
Paper empty detection (Paper
feed tray 4)
feed tray 4)
Transmission type
Paper empty
Paper present
PCU
PWB
PWB
Paper feed tray
system sensor
system sensor
M2PFD
M2PFD
Paper pass detector (Paper
feed tray 4)
feed tray 4)
Paper feed tray 4 paper pass
detection
detection
Transmission type
Paper pass
-
PCU
PWB
PWB
Paper transport
system sensor
system sensor
MPED
MPED
Manual feed paper empty
detector
detector
Manual paper feed tray paper
empty detection
empty detection
Transmission type
Paper empty
Paper present
PCU
PWB
PWB
Manual paper feed
unit
unit
MPFD1
MPFD1
Manual feed paper pass
detector 1
detector 1
Manual tray paper pass
detection
detection
Transmission type
Paper pass
-
PCU
PWB
PWB
Paper transport
system sensor
system sensor
MPFD2
MPFD2
Manual feed paper pass
detector 2
detector 2
Manual tray and LCC paper
pass detection
pass detection
Transmission type
Paper pass
-
PCU
PWB
PWB
Paper transport
system sensor
system sensor
MPFPWS
MPFPWS
Manual feed paper width
detector
detector
Manual feed paper width
detection
detection
Volume resistor
-
-
PCU
PWB
PWB
Analog detector
MPLD1
MPLD1
Manual feed paper length
detector 1
detector 1
Manual paper feed tray paper
length detection (Paper feed
side)
length detection (Paper feed
side)
Transmission type
-
Paper present
PCU
PWB
PWB
Manual paper feed
unit
unit
MPLD2
MPLD2
Manual feed paper length
detector 2
detector 2
Manual paper feed tray paper
length detection (Outside)
length detection (Outside)
Transmission type
-
Paper present
PCU
PWB
PWB
Manual paper feed
unit
unit
MPRD1
MPRD1
Paper feed tray 2 paper pass
detector 1
detector 1
Manual feed/paper feed tray 2
paper pass detection
paper pass detection
Transmission type
Paper pass
-
PCU
PWB
PWB
Paper transport
system sensor
system sensor
MPRD2
MPRD2
Paper feed tray 2 paper pass
detector 2
detector 2
Manual feed/paper feed tray 2
paper pass detection
paper pass detection
Transmission type
Paper pass
-
PCU
PWB
PWB
Paper transport
system sensor
system sensor
MTOP1
MTOP1
Manual tray pull-out position
detector 1
detector 1
Manual paper feed tray pull-out
position detection (Storing
position)
position detection (Storing
position)
Contact type
Storage
-
PCU
PWB
PWB
Manual paper feed
unit
unit
MTOP2
MTOP2
Manual tray pull-out position
detector 2
detector 2
Manual paper feed tray pull-out
position detection (Pull-out
position)
position detection (Pull-out
position)
Contact type
Pull-out
-
PCU
PWB
PWB
Manual paper feed
unit
unit
PFD2
PFD2
Paper pass detector 2
Paper pass detection from
duplex (ADU)/LCC/Desk
section
duplex (ADU)/LCC/Desk
section
Transmission type
Paper pass
-
PCU
PWB
PWB
Paper transport
system sensor
system sensor
POD1
POD1
Paper exit detector 1
Paper exit detection from
fusing
fusing
Transmission type
Paper pass
-
PCU
PWB
PWB
Paper transport
system sensor
system sensor
POD2
POD2
Paper exit detector 2
Paper pass detection from
paper exit
paper exit
Transmission type
Paper pass
-
PCU
PWB
PWB
Paper transport
system sensor
system sensor
POD3
POD3
Paper exit detector 3
Paper exit detection to upper
section paper exit tray (Full
detection)
section paper exit tray (Full
detection)
Transmission type
Paper pass
-
PCU
PWB
PWB
Paper transport
system sensor
system sensor
PPD
PPD
Resist roller front paper pass
detector
detector
Paper pass detection in front of
resist roller
resist roller
Reflection type
Paper pass
-
PCU
PWB
PWB
Paper transport
system sensor
system sensor
SPED1
SPED1
SPF document upper limit
detector
detector
SPF document upper limit
detection
detection
Transmission type
Paper present
SCN
PWB
PWB
Sensor
SPED2
SPED2
SPF document empty detector SPF document empty
detection
Transmission type
Paper present
SCN
PWB
PWB
Sensor
SPLS1
SPLS1
SPF document length detector
1
1
SPF document length
detection (Short)
detection (Short)
Transmission type
Paper present
SCN
PWB
PWB
Sensor
SPLS2
SPLS2
SPF document length detector
2
2
SPF document length
detection (Long)
detection (Long)
Transmission type
Paper present
SCN
PWB
PWB
Sensor
SPOD
SPOD
SPF paper exit detector
SPF paper exit detection
Transmission type
Paper exit
SCN
PWB
PWB
Sensor
SPPD1
SPPD1
SPF document paper pass
detector 1
detector 1
SPF document paper pass
detection 1
detection 1
Transmission type
Paper present
SCN
PWB
PWB
Sensor
SPPD2
SPPD2
SPF document paper pass
detector 2
detector 2
SPF document paper pass
detection 2
detection 2
Transmission type
Paper present
SCN
PWB
PWB
Sensor
SPPD3
SPPD3
SPF document paper pass
detector 3
detector 3
SPF document paper pass
detection 3
detection 3
Transmission type
Paper present
SCN
PWB
PWB
Sensor
SPPD4
SPPD4
SPF document paper pass
detector 4
detector 4
SPF document paper pass
detection 4
detection 4
Transmission type
Paper present
SCN
PWB
PWB
Sensor
SPWS
SPWS
SPF document size (Width)
detection analog data detector
detection analog data detector
SPF document size (Width)
detection
detection
Volume resistor
-
-
SCN
PWB
PWB
Other detector
STLD
STLD
SPF document tray lower limit
detector
detector
SPF document tray lower limit
detection
detection
Transmission type
Lower limit
SCN
PWB
PWB
Sensor
STUD
STUD
SPF document tray upper limit
detector
detector
SPF document tray upper limit
detection
detection
Transmission type
Upper limit
SCN
PWB
PWB
Sensor
T1LUD
T1LUD
Paper feed tray upper limit
detector (Paper feed tray 1)
detector (Paper feed tray 1)
Paper feed tray upper limit
(Paper feed tray 1)
(Paper feed tray 1)
Transmission type
Upper limit
-
PCU
PWB
PWB
Paper feed tray
system sensor
system sensor
T1PED
T1PED
Paper empty detector (Paper
feed tray 1)
feed tray 1)
Paper presence detection
(Paper feed tray 1)
(Paper feed tray 1)
Transmission type
Paper empty
Paper present
PCU
PWB
PWB
Paper feed tray
system sensor
system sensor
T1PPD
T1PPD
Paper pass detector (Paper
feed tray 1)
feed tray 1)
Paper pass detection from
paper feed tray 1
paper feed tray 1
Transmission type
Paper pass
-
PCU
PWB
PWB
Paper transport
system sensor
system sensor
T2LUD
T2LUD
Paper feed tray upper limit
detector (Paper feed tray 2)
detector (Paper feed tray 2)
Paper feed tray upper limit
(Paper feed tray 2)
(Paper feed tray 2)
Transmission type
Upper limit
-
PCU
PWB
PWB
Paper feed tray
system sensor
system sensor
Code
Signal
name
Name
Function/Operation
Type
Connector level
PWB
name
Note
"L"
"H"
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