Konica Minolta 7145 Service Manual page 221

7145 series Field Service Ver.4.0 Mar. 2004
Classification Warning
code
Image control E56-4
communication
abnormalities
E56-5
Operations E56-6
unit control
abnormalities
E56-7
E56-8
E56-9
E56-10 Operation panel communication
Image control E56-11
communication (Except
abnormalities the 7145)
E56-12 Communication abnormality
Causes
Communication abnormality
between system-control of the
SCB (System control board) and
engine-control of the CB (Main
body control board).
While on standby, the FNS
Ready signal has not been
detected for the specified period
of time.
Communication abnormality
between system-control of the
SCB (System control board) and
engine-control of the CB (Main
body control board).
Platen-original size notification
timeout.
Operation status error
Memory access error at copy
insertion.
Operation management error
Control error at panel manager
Operation drawing error 1
Screen-data drawing mismatch
Operation drawing error 2
Drawing-component data error
abnormality
Communication error with the
operating section CPU
Machine type judgement abnormality
The type information of the SCB
(System control board) is different
from the type information of the
CB (Main body control board).
between system-control of the
SCB (System control board) and
engine-control of the CB (Main
body control board). There is no
response from the engine after a
signal is sent for periodic commu-
nication.
Resulting
operation
Engine power
supply OFF
4-49
ERROR CODE LIST
Estimated abnormal parts
SCB (System control board)
FNSCB (FNS control board)
CB (Main body control board)
SCB (System control board)
CB (Main body control board)
SCB (System control board)
SCB (System control board)
OB (Operation board)
SCB program
SCB (System control board)
CB (Main body control board)
3