AL-1456 (serv.man25). Sect. 7 Maintenance - Sharp Copying Equipment User Guide / Operation Manual. Page 2

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4
Close the front cover and then the side cover by pressing the 
round projections near the side cover open button. The 
indicator will go out and the start (
) indicator will light up.
DRUM CARTRIDGE REPLACEMENT
The useful life of the drum cartridge is approximately 18,000 copies. When the internal 
counter reaches approximately 17,000 copies, the drum replacement required (
indicator will light up indicating that replacement of the drum cartridge will be needed 
soon. For more information on purchasing the drum cartridge, see "ABOUT SUPPLIES 
AND OPTIONS" (p.70). When the indicator begins to blink, the unit will stop operating 
until the cartridge is replaced. Replace the drum cartridge at this time.
1
Remove the TD cartridge (see "TD CARTRIDGE REPLACEMENT" (p.57)).
2
Hold the drum cartridge handle and 
gently pull the cartridge out. Dispose 
of the old drum cartridge in 
accordance with local regulations.
3
Remove the new drum cartridge from the protective bag and 
remove the protective cover from the cartridge. Then gently 
install the new drum cartridge.
When closing the covers, be sure to close the front cover securely and 
then close the side cover. If the covers are closed in the wrong order, 
the covers may be damaged.
Do not remove the protective cover on the drum portion (black paper) of 
a new drum cartridge before use. The cover protects the drum against 
external light.
• Do not touch the surface of the drum (green portion) of the 
cartridge. Doing so may cause smudges on the copies.
• Dispose of the old TD cartridge in accordance with local 
regulations.
Drum cartridge handle
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