Lexmark MX721 User Manual page 183

Maintaining the printer
Replacing the hot roll fuser
Note: The hot roll fuser is available only in some printer models.
1
Turn off the printer.
2
Remove the standard bin cover.
3
Open door C.
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.
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.
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