Brother MFC-L6750DW Online User's Manual page 496

You can also confirm the error status on the LCD of your machine.
9. Click Submit to display the Test Print Log to Network page.
To test your settings, click Yes and then go to the next step.
To skip the test, click No. Your settings will be submitted automatically.
10. The machine will test your settings.
11. If your settings are accepted, Test OK appears on the screen.
If Test Error appears, check all settings, and then click Submit to display the Test page again.
Related Information
• Store Print Log to Network
• Synchronize Time with the SNTP Server Using Web Based Management
• Configure the SNTP Protocol Using Web Based Management
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