Canon iR C6800 Series Portable Manual page 124

Code Cause/Particulars of detection
xx11 For INIT control (service mode
INISET-*) at time of initial setup, the
Ref value is lower than 62.
The ATR sensor is damaged or has an
open circuit. The connector may have
poor contact. The intermediate transfer
belt may be soiled>
xx12 For INIT control (service mode
INISET-*) at time of initial setup, the
Sig value is 960 or higher.
The ATR sensor is damaged or has an
open circuit. The connector has poor
contact. The opening/closing of the
shutter is faulty. The intermediate
transfer belt is soiled.
xx13 For INIT control (service mode
INISET-*) at time of initial setup, the
Ref value is 960 or higher.
The ATR sensor is damaged or has an
open circuit. The connector has poor
contact. The intermediate transfer belt
is soiled.
xx81 When the background (intermediate
transfer belt) is read during patch
detection, the P_base_adj value is
lower than 255.
The ATR sensor is damaged or has an
open circuit. The connector has poor
contact. The ITB cleaner is faulty.
xx90 The result (Sig D) of computation
based on the reading of the patch during
patch detection (analog)) is lower than
16.
xx91 The result (Sig D) of computation
based on the reading of the patch during
patch detection (analog) is 1008 or
higher.
The patch sensor is damaged or has an
open circuit. The connector has poor
contact. The primary transfer pressure
is faulty. The mounting of the
developing assembly is faulty.
Remarks
Turn off and then on the main power;
then, execute the intermediate transfer
belt.
Turn off and then on the main power;
then, execute the intermediate transfer
belt.
Turn off and then on the main power;
then, execute the intermediate transfer
belt.
Turn off and then on the main power;
then, execute the intermediate transfer
belt.
Turn off and then on the main power;
then, execute the intermediate transfer
belt.
Turn off and then on the main power;
then, execute the intermediate transfer
belt.