Operator`s manual

7-1
Maintenance and
Troubleshooting
■ Self-diagnostic (Error) Messages ............................................. 7-2
■ Service-call Message ...............................................................7-4
■ Routine Cleaning ......................................................................7-5
■ Consumables/Accessories .......................................................7-6
• Consumables ..........................................................................7-6
• Accessories .............................................................................7-6
■ NP6551 Main Specifications ....................................................7-7
• Main Unit .................................................................................7-7
• RDF (standard equipment) .....................................................7-8
Chapter 7
Maintenance and Troubleshooting
This chapter describes the procedures to be followed when a self-diagnostic message or
service-call message appears in the touch panel display. It also describes how to perform
routine cleaning of the copier.