Cause

Action

ECM sending/receiving is not enabled

z On your machine, set ECM RX to ON. Refer to “ECM RX” in “Device

although the line/connection is poor, or

Settings” of the User’s Guide on-screen manual.

the sender’s fax machine is not

z Contact the sender and check that his/her machine is set to enable ECM

compatible with ECM.

sending.

 

 

z If the sender’s or recipient’s fax machine is not compatible with ECM, the fax

 

will be sent/received in the standard mode.

 

z Reduce the reception start speed. Refer to “RX start speed” in “Device

 

Settings” of the User’s Guide on-screen manual.

„Errors Often Occur When You Receive a Fax

Cause

Action

The telephone line condition or the

If there is a poor line or connection, reducing the reception start speed may

connection is poor.

correct the error.

 

Reduce the reception start speed. Refer to “RX start speed” in “Device Settings”

 

of the User’s Guide on-screen manual.

The sender’s fax machine is not

Contact the sender and check whether his/her fax machine is operating

operating normally.

normally.

164Troubleshooting