Lexmark C782 Service Manual - Page 57

5061 Step 2 Actions and questions Check the ITU release lever for correct operation. The ITU release lever is the black lever located on the left upper side frame above the ITU opening and can be seen by opening and lowering the MPF assembly. When locked, the lever should be at the 6 o'clock position. When unlocked, it should be in a 3 o'clock position. Undue pressure is not required to operate the lever. Yes Go to step 3 No Repair as necessary. Does the ITU release lever operate correctly? 3 Check the second transfer roll installation. Is it installed correctly? Go to step 4 4 Check the display error log in the Diagnostic Menu. Is Go to "100.02 100.01 ITU preceded in the log by a 100.02 ITU Error? ITU error service check" on page 2-17. 5 Remove the ITU assembly and check that the sensor cable is seated in the handle of the ITU assembly correctly. Note: The sensor connector is located on the side of the ITU handle assembly. Is the cable seated correctly? Go to step 6 6 The front contamination shield is attached to the font plate of the ITU frame and lies on the top of the ITU belt. Is the front contamination shield lying on the belt? 7 Make sure the ITU cleaner gear (A) is turning. Observe the gear by opening the front paper jam door above the integrated paper tray 1. Observe the white cleaner gear during POR. The gear should turn slowly and smoothly for approximately 8 seconds before the printer displays a 100.01 ITU error. Go to step 7 Go to step 11 Reinstall the second transfer roll. Go to step 5 Reinstall the cable correctly. Check again for a 100.01 ITU Error. If 100.01 ITU Error is displayed, go to step 6. Position the shield on top of the belt. Go to step 8 Is the ITU Cleaner Gear turning? Diagnostic information 2-15