Lexmark T652 Service Manual - Page 171
Lexmark T652 Manual
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4062 Sensor (fuser output) lingering jam service check. Use this procedure for the following jams: • 202.01 • 202.12 • 202.35 • 202.57 • 202.76 • 202.86 • 202.02 • 202.26 • 202.36 • 202.59 • 202.77 • 202.87 • 202.07 • 202.27 • 202.37 • 202.60 • 202.82 • 202.10 • 202.32 • 202.51 • 202.61 • 202.84 • 202.11 • 202.34 • 202.52 • 202.62 • 202.85 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. Open then properly close the door assembly, rear. Go to step 5. 2 3 Check all the media trays for proper media installation. Is the media properly installed in all the media trays? Check the door assembly, rear. Is the above component properly closed? Go to step 3. Go to step 4. 4 Check the fuser unit assembly for damage and life expiration. Is the above component damaged or has it exceeded life? Replace the fuser unit assembly. Go to "Fuser unit assembly removal (T650, T652, T654)" on page 4-23. Go to step 7. 5 Check the sensor (fuser output) for proper operation. 1. Enter the diagnostic mode 2. Select Base sensor tests 3. Observe the line item "output" Does the display on the operator panel, change every time the sensing area of the above sensor is interrupted or blocked. Go to step 6. 6 Check the above sensor for proper connection. Is the above sensor connected properly? Replace the fuser unit assembly. Go to "Fuser unit assembly removal (T650, T652, T654)" on page 4-23. Replace the connection. 7 Check the redrive assembly for damage. Is the above component free from damage? Go to step 8. Replace the redrive assembly. Go to "Option removals" on page 4-83. Diagnostic information 2-137