Developer Unit Removal; Duplex Sensor Removal - Lexmark C540 Service Manual

Developer unit removal

The developer units are not FRUs.
1.
Open the toner access door.
2.
Remove the toner cartridges.
3.
Remove the imaging unit. See
Warning: Do not touch the underside of the imaging unit. This could damage the developer units.
4.
Remove the developer unit you need or remove all of them.

Duplex sensor removal

See "photo sensors" on
1.
Open the front cover.
2.
Remove the right cover assembly. See
3.
Remove the waste toner bottle. See
"Imaging unit (IU)
page 7-7 for the part number.
"Right cover assembly removal" on page
"Waste toner bottle removal" on page
removal".
5025-2xx, 4xx
4-10.
4-60.
4-21
Repair information