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GXP17xx Administration Guide
and to red with “*”. Press any key on the phone to diagnose the key’s
function. The key’s name will display on the LCD. Press the menu button
or onhook/offhook handset to exit the diagnostic mode.
o
Keyboard Diagnostic
All keys’ names will display on LCD screen before diagnosing. Press
each key on the phone to remove it from the list of remaining keys to be
diagnosed. Lift and put back the handset to exit diagnostic mode after
all keys have been diagnosed.
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Certificate Verification
This is used to validate certificate chain for the server’s certificate.
Factory Reset
It is used to restore the phone to factory default settings.
Reboot
Reboots the phone.
