Operation Manual
4. Verify that the fax was set up when the printer software was installed.
From the computer, in the HP program folder, run the Fax Setup Utility.
5. Verify that the telephone service supports analog fax.
● If using ISDN or digital PBX, contact your service provider for information about conguring to an
analog fax line.
● If using a VoIP service, change the Fax Speed setting to Slow (V.29) from the control panel. Ask if your
service provider supports fax and for the recommended fax modem speed. Some companies might
require an adapter.
● If you are using a DSL service, make sure that a lter is included on the phone-line connection to the
printer. Contact the DSL service provider, or purchase a DSL lter if you do not have one. If a DSL lter
is installed, try another lter because lters can be defective.
Solve general fax problems
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Faxes are sending slowly
●
Fax quality is poor
●
Fax cuts o or prints on two pages
Faxes are sending slowly
The printer is experiencing poor phone line quality.
● Retry sending the fax when the line conditions have improved.
● Check with the phone service provider that the line supports fax.
● Turn o the Error Correction setting.
a. On the printer control panel, press the Setup button.
b. Select Service, and then select Fax Service.
c. Select Error Correction, and then select O.
NOTE: This can reduce image quality.
● Use white paper for the original. Do not use colors such as gray, yellow, or pink.
● Increase the Fax Speed setting.
a. On the printer control panel, press the Setup button.
b. Select Fax Setup, and then select Advanced Setup.
c. Select Fax Speed, and then select the correct setting.
● Divide large fax jobs into smaller sections, and then fax them individually.
● Change the fax settings on the control panel to a lower resolution.
a. On the printer control panel, press the Setup button.
b. Select Fax Setup.
140 Chapter 9 Solve problems ENWW