General Troubleshooting
SM 4-23 J007/J010/J011
J007/010/
J011
2: printer. Check the USB connection at the printer and the computer. Switch
the printer on. Restart the computer.
Printer loses power.
Cause: Power loss at the source.
Solution: Power to the printer has been interrupted, due to a power failure or some
other external cause. Unplug the printer from the power source. Wait 2
minutes. Reconnect the power plug and switch the printer on.
Cause: The printer has blown a fuse.
Solution: The printer must be returned to the service center for replacement of the
F300 board.
Firmware update failed.
Cause: Incorrect procedure.
Solution: Update the firmware. (xref)
4.4.5 UNUSUAL NOISES
Printer emits strange noises at power on
Cause 1: Paper scraps remain inside the printer.
Solution
1:
Open the top cover, rear cover (or Duplex Unit) cover and inspect inside
the printer and Duplex Unit for paper scraps left behind after clearing a
paper jam.
Cause 2: Special print media may make a noise on feeding the last sheet.
Solution
2:
Load one blank sheet of plain paper at the bottom of a stack of special
media (coated paper, etc.) This problem may occur with a new paper
cassette.
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