Lexmark T620 Service Manual - Page 259

4069-5XX/7XX Operator Panel Cable/Cover Open Switch Assembly Note: Pay careful attention to the cable routing through the printer before you remove the operator panel cable/cover open switch assembly. 1. Remove the left door and upper front cover. 2. Disconnect the operator panel/cover open switch cable from the system board. 3. Cut the black cable tie that holds the operator panel/switch cable and front harness. 4. Remove the operator panel. Pull the cables through the rectangular hole in the hinge pivot arm. 5. Plug the new operator panel cable into the operator panel and snap the new cover open switch cable into the bracket assembly. 6. Route the cables and toroid through the rectangular window in the cover hinge pivot arm. 7. Snap the operator panel into the upper front cover. 8. Be sure the toroid is on the opposite end of the cables near the system board connectors. 9. Route the cables through the printer and down the inside of the system board shield. 10.Plug the cables into the system board connectors. Repair Information 4-49