Olivetti PG L2555, Service Manual

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1-3-3
1-3-2 Self-diagnostic function
(1) Self-diagnostic function
This printer is equipped with self-diagnostic function. When a problem is detected, the printer stops printing and display an
error message on the operation panel. An error message consists of a message prompting a contact to service personnel,
total print count, and a four-digit error code indicating the type of the error. (The display varies depending on the type of
the error.)
(2) Self diagnostic codes
Code Contents
Remarks
Causes Check procedures/corrective measures
1140 Lift motor ascent error
Tray top position sensor does not turn
on.
Lift motor lock error occurred 3 times.
Defective tray top
position sensor. Replace the tray top position sensor.
Defective harness
between tray top
position sensor
and PF main PWB
(YC5), or improper
connector inser-
tion. Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness.
Defective PF main
PWB. Replace the PF main PWB.
1150 Lift motor descent error
Tray bottom position sensor does not
turn on.
Lift motor lock error occurred 3 times.
Defective tray bot-
tom position sen-
sor. Replace the tray bottom position sensor.
Defective harness
between tray bot-
tom position sen-
sor and PF main
PWB (YC7), or
improper connec-
tor insertion. Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness.
Defective PF main
PWB. Replace the PF main PWB.
1900
Paper feeder 1/BPF paper feeder
EEPROM error
When writing the data, the write data and
the read data is not in agreement.
Defective PF main
PWB. Replace the PF main PWB or the BPF main
PWB (Refer to the service manual for the
paper feeder).
Device damage of
EEPROM. Contact the Service Administrative Division.
Error code Total print
Call service
1140:012345
Total print
Errer code