D-Link DWL-7100AP Manual page 69

Troubleshooting (continued)
7. Resetting the DWL-7100AP to Factory Default Settings
After you have tried other methods for troubleshooting your network, you may
choose to Reset the DWL-7100AP to the factory default settings.
To hard-reset the D-Link DWL-7100AP to factory default settings, please do the
following:

Locate the Reset button on the back of the DWL-7100AP
 Use a paper clip to press the Reset button
 Hold for about 10 seconds and then release

After the DWL-7100AP reboots (this may take a few
minutes) it will be reset to the factory default settings
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