The Communication error message appears
●
Allow the product to retry sending the fax. Re-sending temporarily reduces the fax speed.
●
Disconnect the product telephone cord from the wall, connect a telephone to the phone jack on the
wall, and try making a call. Connect the product phone cord to a jack for another phone line.
●
Try a different phone cord.
●
From the control panel, change the
Fax Speed
option to the
Medium(V.17)
setting or
Slow(V.29)
setting.
a. From the Home screen on the product control panel, touch the Setup button.
b. Open the
Fax Setup
menu.
c.
Open the
Advanced Setup
menu.
ENWW
Solve fax problems
205
d. Open the
Fax Speed
menu.
e. Select the correct setting.
●
Turn off the
Error Correction
option.
a. From the Home screen on the product control panel, touch the Setup button.
b. Open the
Service
menu.
c.
Open the
Fax Service
menu.
d. Open the
Error Correction
menu.
e. Select the
Off
setting.
NOTE:
Turning off the
Error Correction
option can reduce image quality.
●
If the error persists, contact HP. See
www.hp.com/support/ljmfpM521series
or the support flyer
that came in the product box.