Lexmark T640 Service Manual page 285

9.
Loosen the paper alignment screws (F).
10.
Remove the C-clip securing the MPF solenoid assembly on the shaft.
Note: This C-clip is very difficult to locate and remove.
11.
Pull the shaft assembly (G) to the right until the left end of the shaft is clear of the frame, and slide the MPF
solenoid assembly from the shaft.
F
Repair information
4061-xx0
4-65