how to fix error code Sc491 on the Ricoh mp c3503 Copier?

this article to know the ways to fix the Sc491 error and the causes behind this error code on Ricoh mp c2003, mp c2503, Mp c2011Sp, mp c2011, mpc4503

Solution for error code SC491-00 on the Ricoh mp c3503

Are you getting the status as Sc491-00 on your Ricoh mp c2003, mp c2503, Mp c2011Sp, mp c2011, mp c4503, mp c3503, mp c5503 Copier?  Here in this article, we are sharing a few methods to fix the error code Sc491 on the Ricoh MPC copier. Read this article to know the ways to fix the Sc491 error and the causes behind this error code.

Meaning of the error code Sc491

The error code Sc491-00 stands for High voltage power. bias charge leak occurred for drum unit, developer unit, or secondary transfer unit. The error signal is identified for 0.2 seconds while charging the drum or developer. Usually, these codes come when the drum unit or Developer unit is bad. This error may be due to many reasons. You have to find the exact cause of this error. So check one by one until it gets solved.

Solution for the error code sc491

• Make sure the connectors on the front of all drum units are properly seated.
• Clean the contacts of all color drum units and developer units.
• Check the secondary transfer unit.
• Check the high voltage supply unit. Replace it if necessary.
• Check the HVPS-CB board. Replace it if necessary.

I hope this helps you.  If the error persists after doing the above solutions, you should contact the Toshiba Customer Service Team for the assistance of an expert. They will assist you to get rid of this issue.