Lexmark C782 Service Manual - Page 129
Fuser drive assembly noise check, HCIT 2000-sheet option does not recognize the size paper selected.
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5061 HCIT 2000-sheet option does not recognize the size paper selected. Step 1 Actions and questions Make sure the media loaded in the tray meets specifications. Is the media loaded properly and meet specifications? 2 Check the paper tray guide for correct installation. Is the paper tray guide installed correctly for the selected media size? 3 Check for correct installation of the media size sensor cable to the HCIT system board at CN7. Is the cable installed correctly? 4 Check for a broken, loose, or missing media size sensor flag spring. Is a sensor flag spring broken, loose, or missing? 5 Check the media size sensor flag for sticking or broken parts. Is the media size sensor flag sticking or broken? 6 Check continuity of the sensor cable. Do you measure continuity? Yes Go to step 2 Go to step 3 Go to step 4 Reconnect the spring if it is loose. Replace the spring if broken or missing. Replace the media size flag. Replace the sensor. If this does not fix the problem, replace the HCIT system board. No Load the media properly, or inform the customer that the media does not meet specifications. Reinstall the guide if installed incorrectly. Install the cable correctly. Go to step 5 Go to step 6 Replace the sensor cable. Fuser drive assembly noise check Excessive fuser drive motor assembly noise Step 1 2 Actions and questions Excessive noise from the fuser drive motor assembly- Check for correct installation of the fuser drive assembly. Is the fuser drive installed correctly? Install a new fuser assembly. See "Fuser assembly removal" on page 4-44. Is there still excessive noise from the fuser drive motor assembly? Yes Go to step 2 Replace the fuser drive assembly. See "Fuser drive assembly removal" on page 4-46. No Correctly install the fuser drive assembly. See "Fuser drive assembly removal" on page 4-46. Problem resolved. Diagnostic information 2-87