Olivetti d-Copia 3001MF Service Manual page 165

2K5
Code
C0920 Fax file system error
The backup data is not retained for file
system abnormality of flash memory of
the fax control PWB.
C1010 Lift motor 1 error
After cassette 1 is inserted, lift switch 1
does not turn on within 12 s. This error is
detected four times successively.
C1020 Lift motor 2 error
After cassette 2 is inserted, lift switch 2
does not turn on within 12 s. This error is
detected four times successively.
1-4-22
Contents
Causes Check procedures/corrective measures
Defective fax con- Replace the fax control PWB and verify the
trol PWB. operation.
Poor contact in the Check the connection of connector of lift
connector termi- motor 1 and the connector YC23 on the
nals. engine PWB, and the continuity across the
connector terminals. Repair or replace if
necessary.
Broken gears or Replace lift motor 1.
couplings of lift
motor 1.
Defective lift motor Check for continuity across the coil. If none,
1. replace lift motor 1.
Poor contact in the Check the connection of connector of lift
connector termi- switch 1 and the connector YC23 on the
nals. engine PWB, and the continuity across the
connector terminals. Repair or replace if
necessary.
Defective lift switch Check if YC23-B12 on the engine PWB
1. goes low when lift switch 1 is turned off. If
not, replace lift switch 1.
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation.
Poor contact in the Check the connection of connector of lift
connector termi- motor 2 and the connector YC23 on the
nals. engine PWB, and the continuity across the
connector terminals. Repair or replace if
necessary.
Broken gears or Replace lift motor 2.
couplings of lift
motor 2.
Defective lift motor Check for continuity across the coil. If none,
2. replace lift motor 2.
Poor contact in the Check the connection of connector of lift
connector termi- switch 2 and the connector YC23 on the
nals. engine PWB, and the continuity across the
connector terminals. Repair or replace if
necessary.
Defective lift switch Check if YC23-A5 on the engine PWB goes
2. low when lift switch 2 is turned off. If not,
replace lift switch 2.
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation.
Service Manual
Remarks
Y112040-6