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72 SuperScript 4600N — User’s Guide
Maintenance Schedule
Follow this schedule to keep your printer in good operating
condition.
Ongoing—As Needed
• Clean the outside of the printer with a soft cloth and mild
solvent when dusty or soiled.
• When print output becomes too light or TONER EMPTY
message appears on the Operator Panel display, take out
the Toner Module and gently rock it from side to side to
redistribute the toner. Replace Toner Modules after about
every 6,000 pages for color toner and every 10,000 pages
for black toner.
• Clean the Registration Rollers using the procedure on
page 78.
• Clean the Transfer Roller (see page 78).
• Clean the Paper Exit Roller using the procedure on page
82.
• Clean the Belt Cartridge (OPC Belt) when the charge
wire gets stained or printouts show vertical streaks. Use
the procedure on page 76.
• Clean the Laser Lens using the procedure on page 80 if
printouts show vertical streaks.
Every 12,000 Pages
• Replace the Fuser Oil Bottle when shipping the printer,
after 12,000 pages, or when indicated on the Operator
Panel display.
• Replace the Toner Collector (Waste Toner Bottle) after
12,000 pages.
• Replace the Fuser Cleaning Roller after 12,000 pages (see
page 75).
Every 12 Months or By Page Count
• Clean inside the Back Cover of the printer, after 20,000
prints or every 12 months, using the instructions on page
78.
• Wipe down the Paper Guides in the paper trays with a
soft cloth and mild solvent (after 20,000 prints or sooner
if needed).
• Replace the Belt Cartridge after 50,000 color planes* or
every 12 months, using the procedure on page 77.
• Replace the Ozone Filter using the procedure on page 81.
• Replace the Fusing Unit after 60,000 pages using the
procedure on page 79.
Service Visit Schedule
Certain printer parts must be maintained or replaced by an
authorized NEC field service engineer. When this is
necessary call NEC Technical Support at 800-632-4650. They
will put you in touch with an engineer in your area who can
service your printer.
Every 120,000 pages: Paper Discharger, Drum Cleaner,
Paper Pick-up Roller, and Transfer Roller must be
replaced by a field service engineer.
Every 300,000 planes: Transfer Drum must be replaced
by a field service engineer.
*Every laid-down color on a page is considered a plane.
There are four planes to a full color page using cyan,
magenta, yellow, and black.