Lexmark MS510 - Printing problems

Installation notes:
a Test for proper installation of the spring and the actuators.
b Press the cartridge actuator. The cartridge lock should move up.
c Release the cartridge actuator. The cartridge lock should move back to its original position.
Front removals
Left front mount removal
1 Remove the left cover. See “Left cover removal” on page 181.
2 Remove the front door. See “Front door removal” on page 232.
4514-6xx
Repair information
206