Olivetti d-Copia 6500MF Plus Service Manual page 444

Code Contents
7460 Developer shutter error
Power is turned on while the
developer shutter is locked.
7470 Failure of the fan motor that
avoids internal contamina-
tion
The toner fan motor signal
has been detected as uncon-
nected at power up.
Service Manual
Related parts
The developer
Release the developer shutter (see page 1-
shutter has been
2-25).
locked.
Developer shutter
sensor
Toner disposal box
Feed PWB 1 Replace the Feed PWB 1.
Engine PWB
1-4-116
Check procedures/
corrective measures
1. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
Developer shutter sensor and Front
PWB (YC4)
Front PWB (YC3) and Engine PWB
(YC7)
2. If the wiring is disconnected, shorted or
grounded, replace the wiring.
1. Confirm that the wiring connector is
firmly connected and, if necessary, con-
nect the connector all the way in.
Toner disposal box and Feed PWB 1
(YC14)
Feed PWB 1 (YC1) and Engine PWB
(YC6)
2. If the wiring is disconnected, shorted or
grounded, replace the wiring.
3. Replace the Toner disposal box.
1. Check the engine software and upgrade
to the latest, if necessary.
2. Replace the engine PWB (see page 1-5-
83).
2N8/2N7
Y116520-