MFC-9320CW
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FAQs & Troubleshooting |
The message "Poor Line Condition" or "NG" appears on the Transmission Verification Report when I try to send a fax.
- Do you have to be connected to the Internet to make a phone call?
- If yes, click here.
- If no, go to STEP 2.
- To verify your Brother machine has a dial tone. For more information, please refer to "How can I verify if my Brother machine has a dial tone?".
- If there is a dial tone, go to STEP 4.
- If there is no dial tone, verify the telephone line is connected directly to the socket labeled LINE on the Brother machine.
If the machine still does not have a dial tone, go to STEP 3.
If there is a dial tone, go to STEP 4.
- Remove the telephone line cord from the wall socket and connect a known-working extension phone with a known-working telephone line cord to the same wall socket. Lift the handset of the telephone.
- If there is no dial tone, the issue is related to the telephone line or wall socket. You should contact your telephone provider for assistance.
- If there is a dial tone, disconnect the telephone line cord from the telephone and connect it to the socket on the Brother machine labeled LINE. Verify your Brother machine has a dial tone.
If there is a dial tone, go to STEP 4.
Verify the quality of the dial tone.
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- If the dial tone quality is poor, contact your telephone service provider for further assistance.
- If the dial tone is clear, go to STEP 5.
- Do you have any splitters, commshare devices, credit card machines, or power strips connected to your machine or the telephone wall socket?
If yes, these must be removed to continue troubleshooting. This is for testing purposes. Removing such devices helps to determine if the problem is related to the Brother machine or another device on the line. Once the issue is resolved, you can attempt to reconnect the device and test on your own. Remove the device and go to STEP 6.
- Send a test fax.
If your Brother machine has the HOOK key on its control panel, do not press the HOOK key before dialing.- If the fax is received, the issue is resolved.
- If the problem continues, go to STEP 7.
- Adjust the Brother machine's Compatibility setting. This adjusts the Brother machine's sensitivity to interference on the phone line by lowering its transmission speed:
*If your Brother machine has a touchscreen, please follow the steps under "For touchscreen models" below.
- Press Menu and choose Fax => Miscellaneous => Compatibility.
- Press the UP OR DOWN ARROW key to choose Basic (for VoIP).
- Press the OK key.
When you change the Compatibility to Basic (for VoIP), Error Correction Mode (ECM) feature is only available for colour fax sending.- Press the STOP/EXIT key.
<For touchscreen models>
- Press MENU.
- Press the UP OR DOWN ARROW to display Fax.
- Press Fax.
- Press the UP OR DOWN ARROW to display Miscellaneous.
- Press Miscellaneous.
- Press Compatibility.
- Press Basic (for VoIP).
When you change the Compatibility to Basic (for VoIP), Error Correction Mode (ECM) feature is only available for colour fax sending.- Press the STOP/EXIT key.
- Try to send another test fax.
If the fax is not received, go to STEP 9. - Connect the Brother machine to a different, known-working telephone line and attempt to send another test fax.
Testing the Brother machine on a different, known-working telephone line will help determine if the problem is related to the Brother machine or telephone line.
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