Read Sharp AR-M550 (serv.man16) Service Manual online
AR-M550/M620 SELF DIAG MESSAGE AND TROUBLESHOOTING 9 - 41
MPRD2_N2
MPRD2 not-reached jam
(Tandem paper feed tray
2 feed paper)
(Tandem paper feed tray
2 feed paper)
VPM ON (When the paper
lead edge comes to 40mm
in front of the transport
roller 4, VPM turns ON.)
lead edge comes to 40mm
in front of the transport
roller 4, VPM turns ON.)
MPRD2 ON
467ms
417ms
MPRD2_NM
MPRD2 not reached jam
(Manual paper feed tray
feed paper)
(Manual paper feed tray
feed paper)
VPM ON (When the paper
lead edge comes to 40mm
in front of the transport
roller 4, VPM turns ON.)
lead edge comes to 40mm
in front of the transport
roller 4, VPM turns ON.)
MPRD2 ON
467ms
417ms
MPRD2_NL
MPRD2 not-reached jam
(LCC paper feed paper)
(LCC paper feed paper)
VPM ON (When the paper
lead edge comes to 40mm
in front of the transport
roller 4, VPM turns ON.)
lead edge comes to 40mm
in front of the transport
roller 4, VPM turns ON.)
MPRD2 ON
467ms
417ms
TRAY2
Tandem paper feed tray
2 paper feed jam
(MPRD1 not-reached)
2 paper feed jam
(MPRD1 not-reached)
T2PFC ON
MPRD1 ON
1519ms
1440ms
MPRD1_N2
T2PFC ON
MPRD1 ON
1519ms
1440ms
MPRD1_NM
MPRD1 not-reached jam
(Manual paper feed tray
feed paper)
(Manual paper feed tray
feed paper)
MPFD2 ON
MPRD1 ON
564ms
478ms
MPRD1_NL
MPRD1 not-reached jam
(LCC paper feed paper)
(LCC paper feed paper)
MPFD2 ON
MPRD1 ON
564ms
478ms
MPFD2_NM
MPFD2 not-reached jam
(Manual paper feed tray
feed paper)
(Manual paper feed tray
feed paper)
MPFD1 ON
MPFD2 ON
570ms
483ms
MPFD2_NL
MPFD2 not-reached jam
(LCC paper feed paper)
(LCC paper feed paper)
LPPD ON
MPFD2 ON
677ms
574ms
MPFD1_N
MPFC ON
MPFD1 ON
1367ms
1311ms
BYPASS
MPFC ON
MPFD1 ON
1367ms
1311ms
LPPD_N
LPPD not-reached jam
LTD ON(LCC)
LPPD ON
1447ms
1379ms
PFD2_ST1
PFD2 remaining jam
(Tandem tray 1 feed
paper)
(Tandem tray 1 feed
paper)
RRC ON
PFD2 OFF (PFD2
paper rear edge
detection) + 65mm
PFD2 OFF (PFD2
paper rear edge
detection) + 65mm
PFD2_SM1
PFD2 remaining jam
(Multi-stage tray 1 feed
paper)
(Multi-stage tray 1 feed
paper)
M1PFD OFF (When paper
is transported by 50mm
from M1PFD paper rear
edge detection.)
is transported by 50mm
from M1PFD paper rear
edge detection.)
PFD2 OFF
671ms
569ms
PFD2_SM2
PFD2 remaining jam
(Multi-stage tray 2 feed
paper)
(Multi-stage tray 2 feed
paper)
M1PFD OFF (When paper
is transported by 50mm
from M1PFD paper rear
edge detection.)
is transported by 50mm
from M1PFD paper rear
edge detection.)
PFD2 OFF
671ms
569ms
PFD2_SAD
PFD2 remaining jam
(ADU re-feed paper)
(ADU re-feed paper)
RRC ON
PFD2 OFF (PFD2
paper rear edge
detection) + 65mm
PFD2 OFF (PFD2
paper rear edge
detection) + 65mm
PPD_ST1
PPD1 remaining jam
(Tandem tray 1 feed
paper)
(Tandem tray 1 feed
paper)
PFD2 OFF
PPD OFF
352ms
298ms
PPD_ST2
PPD1 remaining jam
(Tandem tray 2 feed
paper)
(Tandem tray 2 feed
paper)
MPRD2 OFF
PPD OFF
429ms
364ms
PPD_SM1
PPD1 remaining jam
(Multi-stage tray 1 feed
paper)
(Multi-stage tray 1 feed
paper)
PFD2 OFF
PPD OFF
352ms
298ms
PPD_SM2
PPD1 remaining jam
(Multi-stage tray 2 feed
paper)
(Multi-stage tray 2 feed
paper)
PFD2 OFF
PPD OFF
352ms
298ms
PPD_SLC
PPD1 remaining jam
(LCC paper feed paper)
(LCC paper feed paper)
MPRD2 OFF
PPD OFF
429ms
364ms
PPD_SAD
PPD1 remaining jam
(ADU re-feed paper)
(ADU re-feed paper)
PFD2 OFF
PPD OFF
352ms
298ms
PPD_SMF
PPD1 remaining jam
(Manual feed tray feed
paper)
(Manual feed tray feed
paper)
MPRD2 OFF
PPD OFF
429ms
364ms
POD1_S (Right
paper exit, infinite
form)
paper exit, infinite
form)
POD1 remaining jam
PPD OFF
POD1 OFF
1128ms
956ms
JAM code
Content
JAM detection method
JAM judge time (JAMTST - JAMJD)
JAM detection timer start
trigger (JAMTST)
JAM judge dedtector
(JAMJD)
55/62 PPM MODEL
(335mm/s)
70 PPM MODEL
(395mm/s)
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