Panasonic KX-MB771GR Service Manual page 179

3. Close the paper input tray.
• Open and close the top cover (4) to clear the error message.
Case 2:
When the recording paper has jammed near the drum and
toner unit:
1. Pull open the paper input tray (1).
2. Lift the top cover release lever (2) and open the top cover (3).
Note:
• Do not touch the transfer roller (5)
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KX-MB771GR