Lexmark E234 - Manual (Page 109)

Supplies information
109
2 Pull the print cartridge assembly out of the printer by pulling on the toner cartridge handle.
Note: Do not press the button on the print cartridge assembly.
Place the print cartridge assembly on a flat, clean surface.
3 Remove the toner cartridge:
a Press the button on the base of the print cartridge assembly.
b Pull the toner cartridge up and out using the handle.
4 Unpack the new photoconductor kit.
a
b