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HT801 Administration Guide
RESTORE FACTORY DEFAULT SETTINGS
Warning:
Restoring the Factory Default Settings will delete all configuration information the phone adapter. Please
backup or print all the settings before you restore to the factory default settings. Grandstream is not
responsible for restoring lost parameters and cannot connect your device to your VoIP service provider.
There are three (3) methods for resetting your unit:
Using the Reset Button
To reset default factory settings using the reset button please follow the steps above:
1. Unplug the Ethernet cable.
2. Locate the reset hole on the back panel of your HT801.
3. Insert a pin in this hole, and press for about 7 seconds.
4. Take out the pin. All unit settings are restored to factory settings.
Using the IVR Command
Reset default factory settings using the IVR prompt:
1.
Dial “***” for voice prompt.
2.
Enter “99” and wait for “reset” voice prompt.
3. Enter the encoded MAC address (Look below on how to encode MAC address).
4. Wait 15 seconds and device will automatically reboot and restore factory settings.
Encode the MAC Address
1. Locate the MAC address of the device. It is the 12-digit HEX number on the bottom of the unit.
2. Key in the MAC address. Use the following mapping:
0-9: 0-9
A: 22 (press the “2” key twice, “A” will show on the LCD)
B: 222
C: 2222
D: 33 (press the “3” key twice, “D” will show on the LCD)
E: 333
F: 3333
For example: if the MAC address is 000b8200e395, it should be keyed in as “0002228200333395”.
