Lexmark T620 Service Manual - Page 84

4069-5XX/7XX Envelope Feeder Option Service Check Service Tip: Check the envelope feeder paper path for any debris, pieces of envelope and so on. If any other options are installed make sure they are operating normally. If only the envelope feeder is failing to operate correctly, continue with this service check. Service Tip: The envelope feeder option receives its +5 V dc operating voltage from the +24 V dc bulk at J1-7. If +24 V dc is not present at J1-7, tray 1 is the only tray option that is recognized. Note: If a 260 Paper Jam Check Envelope message displays, check the "Sub Error Codes for 9XX and 2XX Error Codes" on page 2-8. Printer does not recognize the envelope feeder as an attached input option. FRU 1 Envelope Feeder 2 Front Autoconnect on Printer Action Check to make sure the envelope feeder is correctly installed and mated to the autoconnect at the front of the printer. Check the connector for signs of damage to the connector or contacts. If you find damage, replace the damaged cable/connector assembly. Remove the envelope feeder option and check the voltages at the autoconnect on the front of the printer. If incorrect, check the interconnect board. If correct, reinstall the envelope option and continue with step 3. 2-56 Service Manual