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Chapter 5
Troubleshooting and support
Solution: Look at the display on the HP
Cause: You are using a phone line splitter.
Solution: A phone line splitter can cause faxing problems. (A splitter is a
Cause: The telephone wall jack is not working properly.
Solution: Try connecting a working telephone and phone cord to the telephone wall jack you are using for the HP
Cause: The phone line connection is noisy. Phone lines with poor sound quality (noise) can cause faxing problems.
Solution: If the failure was due to noise on the phone line, contact the sender to have them resend the fax. The quality might be better when you try again. You can check the sound quality of the phone line by plugging a phone into the telephone wall jack and listening for static or other noise. If the problem persists, turn Error Correction Mode (ECM) off and contact your telephone company.
If you are still having problems faxing, set the Fax Speed to a slower rate such as Medium (14400) or Slow (9600).
Cause: Other equipment that uses the same phone line as the HP
Solution: Make sure extension phones (phones on the same phone line, but not connected to the HP
Cause: The HP
Solution: If you use a DSL service, make sure that you have a DSL filter connected or you will not be able to fax successfully. The DSL service sends out a digital signal on the phone line that can interfere with the HP
Cause: Another process has caused an error in the HP
Solution: Check the display or your computer for an error message providing information about the problem and how to solve it. If there is an error, the HP
You can also check the status of the HP
Cause: You are using either a PBX or an ISDN converter/terminal adapter.
60 Troubleshooting and support