OKI 2426 Manuale Utente

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Executive Series 2426 Printer Family User’s Guide
Maintenance  • 505
Changing the Image Drum
 
When the image drum reaches the end of its product life, 
*** CHANGE 
DRUM
 is displayed in the control panel (*** is the color name). If 
printing continues without replacing the image drum, 
CHANGE ***** 
IMAGE DRUM
 is displayed and printing is cancelled.
Change the toner cartridge and clean the LED head at the same time 
as changing the image drum.
Image drum life is approximately 23,000 sheets of letter-size media. 
This assumes a typical office environment where 20% of print jobs 
are one page emails, 30% are 3-page documents containing only 
words (no graphics) and 50% are print runs of 15 pages or more.
  
1. Turn off the printer.  
2. Open the top cover.
 
open top cover.eps
  
CAUTION!
• Never expose the image drum to direct sunlight.
• Never expose the image drum to light for more than 5 
minutes.
• Never touch the surface of the green drum inside the 
image drum unit.