Oki B 4300 - Manual (Page 73)

CONSUMABLES AND MAINTENANCE > 73
2. Open the manual feed tray and insert a sheet of A4 plain paper
between the paper guides.
3. Press the Menu button repeatedly until MAINTENANCE MENU is
displayed, then press the Select
Select Select Select button.
4. Press the Item button until CLEANING PAGE is displayed.
5. Press the Select Select Select Select button.
6. The printer grips the paper and prints a cleaning page.
7. Return the printer on line by pressing the Online button.
8. If subsequent printing appears faded or uneven, try replacing
the toner cartridge.
CLEANING THE LED ARRAY
Clean the LED array whenever a new toner cartridge is installed or if
there are faded vertical areas or light printing down a page.
Wipe the LED array gently with the cleaning pad that came with the
new toner cartridge or use an anti-static cleaning pad that is generally
available for computer cleaning.