Olivetti d-Copia 6500MF Plus Service Manual page 435

Code Contents
6940 IH PWB cooling fan motor
error
When the IH fan motor is
driven, the alarm signal is
detected for 5 s continuously.
Y116520-3
Related parts
IH fan motor
Feed PWB 1 Replace the Feed PWB1.
Engine PWB
1-4-107
Check procedures/
corrective measures
1. To check the fan motor operation, exe-
cute U037 IH PWB (see page 1-3-41).
2. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
IH fan motor and Feed PWB 1(YC11)
Feed PWB 1(YC2) and Engine PWB
(YC5)
3. If the wiring is disconnected, shorted or
grounded, replace the wiring.
4. Replace the IH fan motor.
1. Check the engine software and upgrade
to the latest, if necessary.
2. Replace the engine PWB (see page 1-5-
83).
2N8/2N7
Service Manual