NEC 4400 - SuperScript Color Laser Printer User Manual page 106

I B
NSIDE THE ACK
Allow several minute for the printer to cool down and use
only dry, lint-free cotton cloths or swabs for this procedure.
The Transfer Unit consists of the Transfer Drum, Registration
Rollers, Transfer Roller, and Paper Discharger.
1. Turn off and unplug the printer.
2. Open the Back Cover (A) and avoid the Transfer Drum
while cleaning the other parts of the Transfer Unit (B).
3. Using a dry cotton cloth, clean any paper dust or toner
buildup from the Registration Rollers. Rotate the rollers
with the white gear while cleaning.
4. Clean the Transfer Roller unit by lifting the Lock Lever
on the right end until the unit is released. Lift the unit out
(C).
A
D
98 SuperScript 4400 Series — User's Guide
C
OVER
B
Be careful not to touch the Transfer Drum!
E
5. Wipe and rotate the Transfer Roller with a soft cloth.
6. Reinstall the Transfer Roller in the Transfer Unit.
7. Remove the Paper Discharger by pushing the left side to
the right, as shown, and lifting it out (D).
8. Clean off any dust or toner with the cotton cloth.
9. Using a dry cotton swab, clean any extra buildup from
the interior of the Paper Discharger holder.
10. Carefully clean the Paper Discharger wire (E) with a
cotton swab.
11. Reinstall the Paper Discharger in the Transfer Unit. Push
it into the left part of the holder, then down until it locks
in place (F).
12. Clean the rest of the Transfer Unit.
13. Close the Back Cover.
Transfer Drum
Registration Rollers
Transfer Roller
Paper Discharger
F
Wire Inside
C