Read Sharp AR-M550 (serv.man16) Service Manual online
AR-M550/M620 SELF DIAG MESSAGE AND TROUBLESHOOTING 9 - 42
POD1_S (Left
paper exit)
paper exit)
POD1 remaining jam
PPD OFF
POD1 OFF
1128ms
956ms
POD2_SR
POD2 remaining jam
(When paper is
discharged on the right
side of the machine.)
(When paper is
discharged on the right
side of the machine.)
POD1 OFF
POD2 OFF
429ms
364ms
POD2_SL
POD2 remaining jam
(When paper is
discharged on the left
side of the machine.)
(When paper is
discharged on the left
side of the machine.)
POM1 ON (Switchback
start)
start)
POD2 OFF
Paper length + 115mm
AINPD_S (Saddle
paper exit)
paper exit)
ADU paper entry sensor
remaining jam
remaining jam
POD2 OFF
AINPD OFF
187ms
187ms
AINPD_S (Other)
ADU paper entry sensor
remaining jam
remaining jam
POD2 OFF
AINPD OFF
187ms
187ms
APPD1_S
ADU transport sensor 1
remaining jam
remaining jam
AINPD OFF
APPD1 OFF
292ms
292ms
APPD2_S
ADU transport sensor 2
remaining jam
remaining jam
LD ON
APPD2 OFF(APPD2
paper rear edge
detection) + 65mm
APPD2 OFF(APPD2
paper rear edge
detection) + 65mm
M1PFD_S1
M1PFD remaining jam
(Multi-stage 1 tray feed
paper)
(Multi-stage 1 tray feed
paper)
M1PFD ON
M1PFD OFF
Paper length +
65mm
M1PFD_S2
M1PFD remaining jam
(Multi-stage 2 tray feed
paper)
(Multi-stage 2 tray feed
paper)
M2PFD OFF
M1PFD OFF
513ms
435ms
M2PFD_S
M2PFD remaining jam
M2PFD ON
M2PFD OFF
Paper length +
65mm
MPRD2_S2
MPRD2 remaining jam
(Tandem tray 2 feed
paper)
(Tandem tray 2 feed
paper)
MPRD1 OFF
MPRD2 OFF
653ms
554ms
MPRD2_SM
MPRD2 remaining jam
(Manual paper feed tray
feed paper)
(Manual paper feed tray
feed paper)
MPRD1 OFF
MPRD2 OFF
653ms
554ms
MPRD2_SL
MPRD2 remaining jam
(LCC paper feed paper)
(LCC paper feed paper)
MPRD1 OFF
MPRD2 OFF
653ms
554ms
MPRD1_S2
MPRD1 remaining jam
(Tandem paper feed tray
2 feed paper)
(Tandem paper feed tray
2 feed paper)
MPRD1 ON
MPRD1 OFF
Paper length +
65mm
MPRD1_SM
MPRD1 remaining jam
(Manual paper feed tray
feed paper)
(Manual paper feed tray
feed paper)
MPFD2 OFF
MPRD1 OFF
564ms
478ms
MPRD1_SL
MPRD1 remaining jam
(LCC paper feed paper)
(LCC paper feed paper)
MPFD2 OFF
MPRD1 OFF
564ms
478ms
MPFD2_SM
MPFD2 remaining jam
(Manual paper feed tray
feed paper)
(Manual paper feed tray
feed paper)
MPFD1 OFF
MPFD2 OFF
570ms
483ms
MPFD2_SL
MPFD2 remaining jam
(LCC paper feed paper)
(LCC paper feed paper)
LPPD OFF
MPFD2 OFF
1447ms
1379ms
MPFD1_S
MPFD1 remaining jam
MPFD1 ON
MPFD1 OFF
Paper length +
65mm
LPPD_S
LPPD remaining jam
LTD OFF (LCC paper feed
complete)
complete)
LPPD ON
1447ms
1379ms
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)
JAM cause code
Content
JAM timer
JAM cause code
335mm/s
395mm/s
JAM timer start
PPD_PRI
PPD1 jam (Image ready
request is not sent from
ICU.)
request is not sent from
ICU.)
Image data send ready
request command is sent
(PCU to MFP CONTROL)
request command is sent
(PCU to MFP CONTROL)
Image data send
ready status is sent.
(MFP CONTROL to
PCU)
ready status is sent.
(MFP CONTROL to
PCU)
30000ms
30000ms
LPPD_LCC
LPPD jam (No reply in a
certain time after
preliminary paper feed
from LCC and issuing the
paper feed command.)
certain time after
preliminary paper feed
from LCC and issuing the
paper feed command.)
Preliminary paper feed
request command is sent.
(PCU to LCC)
request command is sent.
(PCU to LCC)
Preliminary paper
feed start status is
sent. (LCC to PCU)
feed start status is
sent. (LCC to PCU)
70sec
70sec
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