HP LaserJet Pro M1536dnf MFP SERIES - Manual (Page 158)

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 configuring
to an analog fax line.
● If using a VoIP service, change the Fax Speed setting to Slow(V.29) or disable Fast(V.34)
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 using a DSL service, ensure that a filter is included on the phone line connection to the
product. Contact the DSL service provider or purchase a DSL filter if you do not have one. If
a DSL filter is installed, try another since these filters can be defective.
6. If the error persists, find more detailed problem-solving solutions in the sections that follow this
one.
Fax error messages
Alert and warning messages appear temporarily and might require you to acknowledge the message
by touching the
OK button to resume or by touching the Cancel button to cancel the job. With certain
warnings, the job might not complete or the print quality might be affected. If the alert or warning message
is related to printing and the auto-continue feature is on, the product will attempt to resume printing the
job after the warning has appeared for 10 seconds without acknowledgement.
Control panel message Description Recommended action
Comm. Error A fax communication error occurred between
the product and the sender or receiver. Allow the product to retry sending the fax.
Unplug the product telephone cord from the
wall, plug in a telephone, and try making a
call. Plug the product phone cord into a jack
for another phone line.
Try a different phone cord.
Set the Fax Speed option to the Slow(V.29)
setting or disable the Fast(V.34) setting.
Turn off the Error Correction feature to
prevent automatic error correction.
NOTE: Turning off the Error Correction
feature can reduce image quality.
Print the Fax Activity Log report from the
control panel to determine if the error occurs
with a specific fax number.
If the error persists, contact HP. See
www.hp.com/support/ljm1530series or the
support flyer that came in the product box.
Document feeder door is open.
Canceled fax.
The cover at the top of the document feeder
is open, and the product cannot send the fax. Close the cover, and send the fax again.
144 Chapter 10 Fax ENWW