Olivetti PF-680 Service Manual page 36

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3NH
Code
C2600
PF paper drive motor error
The lock signal of the motor is detected
above 500 ms.
1-4-6
Contents
Causes
Check procedures/corrective measures
Poor contact in the
Check the connection of connector YC22 on
connector termi-
the engine PWB and the connector on the
nals.
PF main PWB, and the continuity across the
connector terminals. Repair or replace if
necessary.
Defective drive
Check if the rollers and gears rotate
transmission sys-
smoothly. If not, grease the bushings and
tem.
gears. Check for broken gears and replace if
any.
Defective PF paper
Replace the PF paper drive motor.
drive motor.
Defective PWB.
Replace the PF main PWB or engine PWB
and check for correct operation.
Service Manual
Remarks
Y112350-4

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