Machine Does Not Switch Automatically between Voice and Fax Calls
Cause | Action |
The receive mode, displayed in the Fax | If the receive mode is set to FAX only mode, there will be no automatic |
standby screen, is FAX only mode. | switching between voice and fax calls. Set the receive mode to TEL priority |
| mode, FAX priority mode, DRPD*1, or Network switch*2. |
| If the receive mode is TEL priority mode, connect an answering machine to the |
| machine and check that a message plays back when the answering machine |
| answers. |
*1 This setting is only available in US and Canada.
*2 This setting may not be available depending on the country or region of purchase.
Quality of Received Fax is Poor
Cause | Action |
ECM RX is set to OFF. | Set ECM RX to ON. Refer to “ECM RX” in “Device Settings” of the User’s Guide |
| |
The sender’s original document or fax | The image quality of the fax is mainly determined by the sender’s fax machine. |
machine is dirty. | Contact the sender and check whether the scanning area of his/her fax machine |
| is not dirty. |
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. | Settings” of the User’s Guide |
| z Contact the sender and check that his/her machine is set to enable ECM |
| sending. |
| z If the sender’s or receiver’s fax is not |
| received in the standard mode. |
| z Reduce the reception start speed. Refer to “RX start speed” in “Device |
| Settings” of the User’s Guide |
Repeated Errors Occur When You Receive a Fax
Cause | Action |
The telephone line condition or the | Reduce the reception start speed. Refer to “RX start speed” in “Device Settings” |
connection is poor. | of the User’s Guide |
| If there is a poor line or connection, reducing the reception start speed may |
| correct the error. |
The sender’s fax machine is not | Contact the sender and check whether his/her fax machine is operating |
operating normally. | normally. |
Troubleshooting 123