Lexmark 4090-001 - Manual (Page 41)

Repair Information 4-9
4090-001
Inside Idler Gears Removal
1. Remove the front cover.
2. Remove the rear cover.
3. Remove the printer from the base assembly.
4. Remove the paper feed motor.
5. Gently pry the two idler gears from the left side frame. Be
careful not to break the locking tabs [A].