User manual
23FX 250 / FX 500 User Manual
Keys
Descripon/Funcons
Star * key
When entering a phone number, press this key to insert a *. Press
and hold this key to insert a +.
When wring text, press this key to access a list of special
symbols.
Hash # key
When entering a phone number, press this key to insert a #.
To quickly change the text input method when wring text, press
this key repeatedly and check the indicator at the top of the
display
In standby mode, press and hold this key to set the Primary Hand-
set into silent mode.
Mode key
Unplug the handset from BDU, press and hold this key when
handset unplugged and plug in the Handset. Handset power up in
Firmware Upgrade Mode.
Clear Key
Press key once to clear one character at a time or press
and hold this key to clear the whole text entry.