Common Troubleshooting Procedures - AT&T SB67020 User Manual

Common Troubleshooting Procedures

Follow these procedures to resolve common issues.
Resolving General Functional Issues
To resolve a blank screen or device that does not work at all:

Ensure the AC plug is plugged into an electrical outlet not powered by a wall switch.

Verify that the AC power outlet has power. Try plugging in some other AC device. If nothing works, contact an

electrician or use another power outlet.
Verify that the DC plug is plugged into the power jack on the device.

The system devices are not immediately active when powered up and after a power interruption. Allow at least 30

seconds for the device to boot up.
Ask your system administrator to confirm that the Power over Ethernet switch is working correctly.

To resolve a sluggish, unresponsive, or unusually behaving device:

Reset the device by pressing the RESET button on the back of the Deskset for less than five seconds or by removing and
restoring AC power.
Pressing the RESET button for more than five seconds will erase all data and settings.
To restore a Deskset to factory defaults:

To restore a Deskset to factory defaults, insert a pen or paper clip into the RESET hole on the back of the Deskset and press
the button for more than five seconds.
Troubleshooting
Synapse SB67020 Deskset User's Guide
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