Lexmark C782 Service Manual - Page 153

5061 StapleSmart finisher service check Note: When removing the stapler mechanism from the option, first remove the staple supply cartridge. Note: When replacing staples in the supply cartridge, discard any old staples in the cartridge, and replace with a fresh strip. Problems with static electricity buildup Make sure the brush is attached to the top cover assembly, the ground clips are installed, and the brush is grounded. Printer does not recognize StapleSmart finisher option as being installed Step 1 2 Actions and questions Check the StapleSmart finisher autoconnects for signs of damage, especially the connector pins. Remove the right cover, and check the cables at J1A and J1B (bottom autoconnect) to the stapler card assembly to make sure they are attached securely. Are the cables secure? Check the voltages of the StapleSmart finisher autoconnect. See "StapleSmart finisher" on page 5-28. The measurements should be approximately: J1A-top autoconnect Connector Voltage J1A-1 +24 V dc J1A-3 Ground J1A-3 +5 V dc Do the voltages measure correctly? Yes Go to step 2 Replace the staple option. No Reconnect the cables securely. Replace the printer top options autoconnect cable. Close Finisher Top Cover displayed-unable to clear or reset message (POST incomplete) Step 1 2 Actions and questions Top cover assembly-Check the top cover assembly to make sure it is actuating the top cover switch and the cover is opening and closing correctly. Is the actuating the switch and closing properly? Top cover switch stapler card assembly-Check the continuity of the stapler top cover open switch. Is there continuity? Yes Go to step 2 Replace the stapler card assembly. No Replace the safety cover open switch assembly. Replace the switch assembly. Diagnostic information 2-111