Canon imagePRESS C800 Series Technical & Service Manual page 129

Effect
PLL lock led is off.
1 of 4 diagnose Led's on AUX
control board is off.
In some cases the PRISMAsync controller will give an error code which is displayed on the
operator panel screen. These MREs (Machine Recoverable Errors) can only be recovered by
rebooting the system. This is done by touching the Operator panel screen. If the problems persist
please check the table below for a description of the error and the checks to make.
Types of error codes
The error code has 5 or 7 digits. The explanation of the error code is as follows.
Code: XXYZZ (5 digits)
• XX gives the CAS code of the 'defective' unit.
• Y gives the type of error (See the table below)
• ZZ is a sequence number of an error.
Code: XXYMZZZ (7 digits)
• XX gives the CAS code of the 'defective' unit.
• Y gives the type of error (See the table below)
• M gives the module number 1,2 or 3 (eg PIM1, PIM2, PIM3)
• ZZZ is a sequence number of an error.
Co Type
de
0 Fatal Error (FE)
1 Permanent Error (PE)
3 Machine Operator Re-
coverable Permanent
Error (MORPE)
Check
Check cable to DDI board
Check power supply to AUX
control board
Description
The control of the unit is not reliable
and the operation of the unit is not
safe or not possible. The unit is im-
mediately shut-down .
This error type is used for low level
hardware / software errors.
Some examples are ROM / RAM fail-
ures, power-up failures, watchdogs
etc.
This error type is used when it is not
possible to restart the unit. The prob-
lem in that unit can cause a defect or
can cause a damage to the customer
or environment.
This error type is used when it is not
possible to restart the unit. The prob-
lem in that unit can cause a defect or
can cause a damage to the customer
or environment.
Error messages and conditions
Action
Replace cable
• If no power on connector
check the cable or power
supply
• Replace AUX control board
Recovery
Switch the print engine
OFF, wait ± 20 seconds and
switch the print engine ON.
A service action is necessa-
ry to correct the problem.
You can reset the error in
SDS.
A trained key operator is
necessary to correct the
problem. You can reset the
error in KOM.
Chapter 10 - Troubleshooting
4
129