CHAPTER 7
MAINTAINING YOUR PRINTER
OVERVIEW
This printer is designed for easy use and maintenance. Be sure to review the maintenance and service schedules on page 86, which show when parts should be cleaned or replaced. Your Operator Panel will also remind you when replacement of parts or consumables is due.
This chapter explains basic maintenance and cleaning procedures you must follow to maintain the high print quality and efficient operation of your NEC SuperScript 4650 Series printer. Included are instructions for the following maintenance tasks:
•Replacing the Toner Modules
•Replacing the Fuser Oil Bottle, Fuser Cleaning Roller, and Fuser Unit
•Cleaning and Replacing the Belt Cartridge
•Cleaning inside the Back Cover
•Cleaning the Laser Lens
•Replacing the Ozone Filter
•Replacing the Toner Collector (Waste Toner Bottle)
•Cleaning the Paper Exit Roller
•Cleaning the outside of the printer
note: See page 110, for information about ordering printer supplies.
The life expectancy of each replaceable part is based on printing under specific operating conditions, such as media type, number of colors used, humidity, page size, and page coverage (usually 5% coverage as in an average business letter).
PRECAUTIONS
Please take the following precautions when performing maintenance tasks:
•Do not work inside Top or Back Covers of printer until it has cooled at least 15 minutes.
•Do not use
•Do not use
•Do not expose the Belt Cartridge or Transfer Drum to direct sunlight or bright room light.
•Do not spill any liquid inside the printer or in the Power Cord connector.
•Turn off and unplug the printer while working inside the covers.
•Follow all directions carefully. Save this user’s guide for future reference.
•Do not attempt to service the printer yourself since opening some internal parts may expose you to high voltage or other hazards. Refer all servicing not explained in this user’s guide to qualified technicians. Call NEC Technical Support at
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