Restore Factory Default Setting - Grandstream HT286
WARNING! Restoring the Factory Default Setting will DELETE all configuration information of theÂ
phone. Please BACKUP or PRINT out all the settings before you approach to following steps.
- Find the MAC Address of the device. It is a 12 digits HEX number located on the bottom of the unit.
- Encode the MAC address. Please use the following mapping:Â
0-9: 0-9Â
A: 22Â
B: 222Â
C: 2222Â
D: 33Â
E: 333Â
F: 3333Â
For example, if the MAC address is 000b8200e395, it should be encoded as “0002228200333395â€.
- To perform factory reset:Â
- Pick up the headset. Dial “***†or press the LED button for voice prompt.Â
- Enter “99†and get the voice prompt “Resetâ€.Â
- Enter the encoded MAC address of the device.Â
- Wait for 15 seconds. The device will reboot automatically and restore to factory default setting.
NOTE: Factory Reset will be disabled if the “Lock keypad update†is set to “Yesâ€.
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