Lexmark MX721 User Manual page 188

Maintaining the printer
Replacing the transfer roller
1
Open door A.
Warning—Potential Damage: To prevent damage from electrostatic discharge, touch any exposed metal
frame of the printer before accessing or touching interior areas of the printer.
2
Remove the toner cartridge.
3
Remove the imaging unit.
4
Remove the used transfer roller.
CAUTION—HOT SURFACE: The inside of the printer might be hot. To reduce the risk of injury from a
hot component, allow the surface to cool before touching it.
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