Description: Backup RAM data abnormality: Abnormality of checksum value on finisher controller PC board is detected when the power is turned ON
Remedy: MJ-1103/1104 Is the error recovered when the power of the equipment is turned OFF and then back ON? YES End. NO Replace the finisher control PC board.
Code: CB81
Description: Flash ROM abnormality: Abnormality of checksum value on finisher controller PC board is detected when the power is turned ON. [MJ-1103/1104]
Remedy: MJ-1103/1104 Is the error recovered when the power of the equipment is turned OFF and then back ON? YES End. NO 1. Check if the conductor pattern on the finisher controller PC board is open circuited or short circuited. 2. Replace the finisher control PC board.
Code: CB82
Description: Finisher - Main CPU program error
Remedy: 1. Update the firmware version of the finisher control PC board (FIN). 2. Replace the finisher control PC board (FIN).
Code: CB83
Description: Saddle Stitch Finisher - Main CPU program error
Remedy: 1. Update the firmware version of the saddle control PC board (ADL). 2. Replace the saddle control PC board (SDL).
Code: CB84
Description: Hole Punch Unit - Main CPU program error
Remedy: Is the firmware version of the PNC board (HP) latest? YES Update the firmware of the PNC board (HP). NO Replace the hole punch control PC board (HP).
Code: CB91
Description: Saddle Stitch Finisher flash ROM abnormality
Remedy: Is the error recovered when the power of the equipment is turned OFF and then back ON? YES End. NO 1. Check if the conductor pattern on the saddle controller PC board (SDL) is open circuited or short circuited. 2. Replace the saddle control PC board (SDL).