Lexmark T652 Service Manual - Page 169

4062 Sensor (input) static jam service check Use this procedure for the following jams: • 200.13 Step 1 Check Check the media path for partially fed or jammed media. Is the media path free from partially fed or jammed media? Yes Go to step 2. No Remove any prestaged or jammed media. Go to step 3. 2 Check the sensor (input) for proper operation. 1. Enter the diagnostic mode 2. Select Base sensor test 3. Observe the line item "input" Does the display on the operator panel, change every time the sensing area of the above sensor is interrupted or blocked. Go to step 4. 3 Check the above sensor for proper connection. Is the above sensor connected properly? Replace the Sensor (input). Go to "Sensor (input) removal (T650, T652, T654)" on page 4-71. Replace the connection. 4 Perform a print test. Does the problem remain? Contact next highest level of tech support. Problem solved. Sensor (fuser output) late jam service check. Use this procedure for the following jams: • 201.02 • 201.52 • 201.07 • 201.57 • 201.27 • 201.75 • 201.32 • 201.77 • 201.50 • 201.82 Step 1 Check Check the media size setup and tray guides for all media trays. Does the media size, in use, match the size set for all media trays? Yes Go to step 2. No Replace the media, or change the media size setup. Remove and properly re-install the media. Go to step 4. 2 3 Check all the media trays for proper media installation. Is the media properly installed in all the media trays? Check the fuser unit assembly for damage and life expiration. Is the above component damaged or has it exceeded life? Go to step 3. Replace the fuser unit assembly. Go to "Fuser unit assembly removal (T650, T652, T654)" on page 4-23. Go to step 5. 4 Check the fuser unit assembly for obstructions. Is the above component free from obstructions? Remove obstructions. Diagnostic information 2-135