Description: GAVD communication error GAVD error is detected after turning on the machine or recovering from the energy save mode.
Causes: • Defective BICU
Remedy:
Code: 721
Description: Front fence motor error The jogger fence motor in the finisher is not operating.
Causes: • Jogger motor drive is obstructed (jammed paper, paper scraps, etc.) • The motor harness loose or broken • Jogger fence HP sensor dirty, loose, defective • Jogger fence motor defective
Remedy:
Code: 740
Description: Corner stapler motor error The corner stapler motor in the finisher is not operating.
Causes: • Staple jam • Number of sheets in stack exceeds allowed number of sheets for stapling • Stapler motor obstructed • Stapler motor defective
Remedy:
Code: 790
Description: PFU installation error Four paper feed units or more are installed in the main machine.
Causes:
Remedy: Install three paper feed units or less in the main machine.
Code: 793
Description: Gathering roller error: Internal finisher Gathering roller HP sensor does not detect the gathering roller at initialization. Gathering roller HP sensor does not detect the gathering roller when the gathering roller returns to its home position from the paper stack position. • Paper jam message is displayed at 1st error detection. • SC is issued at 2nd error detection.
Causes: • Motor overload • Loose connection of the exit guide plate motor • Defective exit guide plate motor • Defective gathering roller HP sensor
Remedy: Check the connections to the exit guide plate motor. Replace the exit guide plate motor. Replace the gathering roller HP sensor.
Code: 794
Description: Finisher exit guide plate motor error
Causes: • Motor overload • Loose connection of the exit guide plate motor • Defective exit guide plate motor
Remedy: Check the connections to the exit guide plate motor. Replace the exit guide plate motor.
Code: 795
Description: Finisher shift roller motor error
Causes: • Motor overload • Loose connection of the shift roller motor • Defective shift roller motor
Remedy: Check the connections to the shift roller motor. Replace the shift roller motor.
Code: 796
Description: Finisher tray lift motor error
Causes: • Motor overload • Loose connection of the tray lift motor • Defective tray lift motor
Remedy: Check the connections to the tray lift motor. Replace the tray lift motor.