Oki ML621 ML620, ML621 Users' Guide - English - Page 76

Printer Interior, solvents for cleaning the printer.

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Printer Interior WARNING! Allow the printhead to cool before cleaning inside the printer. To avoid any risk of fire or electric shock, do not use any flammable solvents for cleaning the printer. You should clean the printer housing every six months (or after about 300 hours of operation). 1. Use the platen knob to back the paper out of the printer. CAUTION! Make sure the printer is turned off before you open the access cover. . Open the access cover and remove the pull‑up roller assembly. . Use a clean, dry cloth to dust around the carriage shaft and platen. Remove any loose bits of paper. . Reinstall the pull‑up roller assembly and close the access cover. ML620/ML621 User's Guide 76

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ML620/ML621 User’s Guide
¶µ
Printer Interior
WARNING!
Allow the printhead to cool before cleaning
inside the printer. To avoid any risk of fire
or electric shock, do not use any flammable
solvents for cleaning the printer.
You should clean the printer housing every six
months (or after about 300 hours of operation).
Use the platen knob to back the paper out of the
printer.
CAUTION!
Make sure the printer is turned off before you open the
access cover.
Open the access cover and remove the pull-up
roller assembly.
Use a clean, dry cloth to dust around the carriage
shaft and platen. Remove any loose bits of paper.
Reinstall the pull-up roller assembly and close the
access cover.
1.
±.
².
³.