Ricoh Aficio AP-4510 G065, Service Manual, Page: 144 / 278

SERVICE CALL CONDITIONS
G065 4-6 SM
SC Level Symptom Possible Cause
P
APER
F
EED
1st tray lift malfunction 501 C
Paper height sensor does not
activate after the tray lift motor is on
for 10 s. If the main power switch is
turned on when the paper is already
at feed height, the paper height
position is detected again, and the
paper height sensor should de-
activate within 5 s after the paper
bottom plate starts to drop. If it does
not deactivate within 5 s after 4
consecutive attempts, a message
prompts the user to reset Tray 1.
After two attempts to release the
error by re-setting the paper tray,
then this SC is issued.
•
Lift motor malfunction or
disconnected
•
Height sensor abnormal, or
connector loose
•
Loose paper or object between the
tray and motor
•
Pick-up arm malfunction
2nd tray lift malfunction 502 C
Paper height sensor does not
activate after the tray lift motor is on
for 10 s. If the main power switch is
turned on when the paper is already
at feed height, the paper height
position is detected again, and the
paper height sensor should de-
activate within 5 s after the paper
bottom plate starts to drop. If it does
not deactivate within 5 s after 4
consecutive attempts, a message
prompts the user to reset Tray 1.
After two attempts to release the
error by re-setting the paper tray,
then this SC is issued.
•
Lift motor abnormal or
disconnected
•
Height sensor defective or
disconnected
•
Loose paper or object between the
tray and motor
•
Pick-up arm malfunction
3rd tray lift malfunction (optional
paper tray unit) 503 C
Paper height sensor does not
activate after the tray lift motor is on
for 13 s. If the main power switch is
on when the paper is already at the
feed height, the paper height position
is detected again, and the paper
height sensor should de-activate
within 5 s after the paper bottom
plate starts to drop. If it does not
deactivate within 5 s after four
consecutive attempts, the tray lift
motor halts. After two attempts to re-
set the paper tray, this SC is issued
and tray control halts.
•
Tray lift motor defective or
disconnected
•
Height sensor defective or
disconnected
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA