Lexmark C772N Service Manual - Page 156

5061 POST incomplete-stapler cycles several times Step 1 2 3 Actions and questions Remove the stapler cartridge holder from the stapler assembly. If the holder is jammed in the stapler assembly: 1. Turn the printer off, and remove the right side cover. Use care when removing the cover, as the right side door switch and cable assembly are easily damaged. Do not allow the right side cover to hang by the switch and cable assembly. 2. Disconnect the 10-pin cable from the stapler assembly. 3. Hold the stapler assembly with one hand while removing the three screws from the assembly. The assembly is heavy and easy to drop. 4. Check the stapler assembly for damaged or broken parts. Check the flag and spring assembly on the front of the stapler assembly to see if the flag or spring are broken or missing. Is the flag or spring broken or missing? Carefully cycle the large gear on the side of the stapler assembly, and try to free the cartridge holder assembly. Note: Look for staples jammed at the throat of the cartridge holder, and remove any that are found. Gently try to remove the cartridge holder from the stapler assembly. It may be necessary to manually cycle the large gear on the side of the stapler assembly to release the cartridge holder. Reinstall the stapler assembly with a new stapler cartridge holder and staples. Run the Finisher Feed Test to check the option. See "Finisher Feed Test" on page 3-23. Does the problem persist? Stapler to stapler board (J3) cable-Check the continuity of the cable. Is there continuity? Yes Replace the broken or missing flag or spring. Go to step 3 Replace the stapler assembly. Note: When replacing the stapler assembly, observe the location of the ground lead from the stapler assembly and the finisher frame, and make sure the ground lead is correctly reattached. No Go to step 2 Problem resolved Replace the stapler board cable (J3). 2-114 Service Manual