Error Code Solution: C-2721 Follow

Problem:

Error C-2721

Classification:

Main body: High voltage unit/2 abnormality

Cause:

An error detection signal of the separation charger is detected while the separation charger is activated. The signal is detected even after you activate and deactivate the separation charger for a prescribed time. High voltage unit/2 abnormality

Solution:

• Check the connector on the 2nd transfer unit/discharge unit is tightly connected and tightened.

• Disassemble and thoroughly clean the 2nd transfer unit. Picture shown below.

Before cleaning the 2nd transfer unit

After cleaning:

Next Possible Solution

How to tighten the connecter 2nd transfer unit

Next Possible Solution

Swap ITB to the other machine, if the error follows the ITB, replace 2nd transfer roller /up