Read Sharp AR-M550 (serv.man10) Service Manual online
AR-M550/M620 EXTERNAL VIEW AND INTERNAL STRUCTURE 5 - 6
2. Function parts
A. Sensor/detector
Code
Signal
name
Name
Function/Operation
Type
Connector level
PWB
name
Note
"L"
"H"
AINPD
AINPD
Duplex (ADU) paper entry
detector
detector
Duplex (ADU) paper entry
detection, detection of paper
exit to finisher
detection, detection of paper
exit to finisher
Transmission type
Paper pass
-
PCU
PWB
PWB
Paper transport
system sensor
system sensor
APPD1
APPD1
Duplex (ADU) paper pass
detector 1
detector 1
Duplex (ADU) upstream paper
pass detection
pass detection
Transmission type
Paper pass
-
PCU
PWB
PWB
Paper transport
system sensor
system sensor
APPD2
APPD2
Duplex (ADU) paper pass
detector 2
detector 2
Duplex (ADU) midstream
paper pass detection
paper pass detection
Transmission type
Paper pass
-
PCU
PWB
PWB
Paper transport
system sensor
system sensor
LPPD
LPPD
LCC paper pass detector
Duplex (ADU) downstream
paper pass detection,
detection of paper entry from
LCC
paper pass detection,
detection of paper entry from
LCC
Transmission type
Paper pass
PCU
PWB
PWB
Paper transport
system sensor
system sensor
M1LUD
M1LUD
Paper tray upper limit detector
(Paper feed tray 3)
(Paper feed tray 3)
Paper tray upper limit detection
(Paper feed tray 3)
(Paper feed tray 3)
Transmission type
Upper limit
PCU
PWB
PWB
Paper feed tray
system sensor
system sensor
M1PED
M1PED
Paper empty detector (Paper
feed tray 3)
feed tray 3)
Paper empty detection (Paper
feed tray 3)
feed tray 3)
Transmission type
Paper empty
Paper present
PCU
PWB
PWB
Paper feed tray
system sensor
system sensor
M1PFD
M1PFD
Paper pass detector (Paper
feed tray 3)
feed tray 3)
Paper feed tray 3 paper pass
detection
detection
Transmission type
Paper pass
-
PCU
PWB
PWB
Paper transport
system sensor
system sensor
M2LUD
M2LUD
Paper tray upper limit detector
(Paper feed tray 4)
(Paper feed tray 4)
Paper tray upper limit detection
(Paper feed tray 4)
(Paper feed tray 4)
Transmission type
Upper limit
-
PCU
PWB
PWB
Paper feed tray
system sensor
system sensor
M1PFD
M1PFD
M1LUD
M1LUD
M1PED
M1PED
M2LUD
M2LUD
M2PED
M2PED
M2PFD
M2PFD
T2LUD
T2LUD
T2PED
T2PED
T1LUD
T1LUD
T1PED
T1PED
M1PFD
M1LUD
M1PED
M2LUD
M2PED
M2PFD
T1LUD
T1PED
T2LUD
T2PED
MPED
MPED
MPFD1
MPFD1
MPRD1
MPRD1
MPFD2
MPFD2
MPRD2
MPRD2
T1PPD
T1PPD
PPD
PPD
LPPD
LPPD
PFD2
PFD2
APPD1
APPD1
APPD2
APPD2
AINPD
AINPD
POD2
POD2
POD3
POD3
POD1
POD1
MPLD2
MPLD2
MPLD1
MPLD1
MTOP1
MTOP1
MTOP2
MTOP2
MPED
MPFD1
MPRD1
MPFD2
MPRD2
T1PPD
PPD
LPPD
PFD2
APPD1
APPD2
AINPD
POD2
POD3
POD1
MPLD2
MPLD1
MTOP1
MTOP2
MPFPWS
SPLS2
SPLS2
SPLS1
SPLS1
SPED2
SPED2
SPED1
SPED1
SPPD1
SPPD1
SPPD2
SPPD2
SPPD3
SPPD3
SPPD4
SPPD4
SPOD
SPOD
SPWS
SPWS
STUD
STUD
STLD
STLD
SPLS2
SPLS1
SPWS
SPED2
STLD
SPED1
SPPD3
SPPD4
SPOD
STUD
SPPD1
SPPD2
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