TA Triumph-Adler LP 4022 - Manual (Page 40)

Maintenance
18 OPERATION GUIDE
Cleaning the Printer
To avoid print quality problems, the interior of the printer must be cleaned
with every toner container replacement.
1 Open the top cover and front
cover.
2 Lift the process unit together with
the toner container out of the
printer.
NOTE: The drum in process
unit is sensitive to light. Never
expose the process unit to light
for more than five minutes.
3 Place the process unit flat on a
clean, level surface.
IMPORTANT: Do not place the
process unit on end.