4.If further cleaning is needed, repeat the previous steps using isopropyl (rubbing) alcohol, and wipe the strip thoroughly with a damp cloth to remove any residual alcohol.

CAUTION: Be careful not to spill alcohol on the glass or exterior of the HP Fax, as this might damage the HP Fax.

5.Close the automatic document feeder cover.

6.Plug in the power cord.

Clean the exterior

NOTE: Before cleaning the HP Fax, unplug the power cord from the electrical socket.

Use a soft, damp, lint-free cloth to wipe dust, smudges, and stains off of the case. The exterior of the HP Fax does not require cleaning. Keep fluids away from the interior of the HP Fax, as well as from the control panel.

Troubleshooting tips and resources

Use the following tips and resources to resolve printing problems.

For a paper jam, see Clear paper jams.

For paper-feed problems, such as the paper skew and paper pick, see Solve paper- feed problems.

When the HP Fax is plugged in for the first time, it takes approximately 1 - 2 minutes to initialize it after the print cartridges are installed.

Make sure the power cord and other cables are working, and are firmly connected to the HP Fax. Make sure the HP Fax is connected firmly to a functioning alternating current (AC) power outlet. For voltage requirements, see Electrical specifications.

Make sure media is loaded correctly in the input tray and is not jammed in the HP Fax.

Make sure all packing tapes and materials are removed.

Solve printing problems

Problem

The HP Fax shuts down unexpectedly

Error message appears on control-panel display

Blank or partial page printed

Possible solution

Check the power and power connections

Anon-recoverable error has occurred

Clean the print cartridge

More information

Make sure the HP Fax is connected firmly to a functioning alternating current (AC) power outlet. For voltage requirements, see Electrical specifications.

Unplug the power cord, wait about 20 seconds, and plug the power cord back in. If the problem persists, visit the HP Web site (www.hp.com/support) for the latest troubleshooting information, or product fixes and updates.

Complete the print cartridge cleaning procedure. For more information, see Work with print cartridges.

Solve printing problems

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HP 3100 manual Troubleshooting tips and resources, Solve printing problems, Clean the exterior