Communication Error - Toshiba 4560 Service Manual

(2) Motor fault

(3) Communication error

4560/4570 RADF
Start
Is load on
the motor shaft
proper?
YES
Is voltage
supplied to the connector
of the motor?
YES
Is the
exciting pattern signal
supplied to the connector
of the motor?
YES
Check the motor and replace
it if necessary.
Start
Is the interface
cable normal?
YES
Check the control PC board
and replace it if necessary.
Normal?
YES
Repair completed.
Check mechanical load
NO
and adjust the drive
system. Remove foreign
matter if any.
Check the control PC
NO
board and replace it if
necessary.
Check the control PC
NO
board and replace it if
necessary.
NO
Replace the interface cable.
NO
Check the related copier
PC boards and replace
them if necessary.
18 - 80 Nov. 1997 © TOSHIBA