Operation Manual
30 
AMPLIFY ON/OFF Switch at OFF Position ( ) 
The additional amplification and tone controls are turned off each 
time you use the telephone.    The Amplify LED will be off 
whenever you use the telephone.     
Pressing the Amplify key ( ) once during a call will enable tone 
control and additional amplification.    The LED light will turn on to 
reflect this change.    If you press the Amplify key ( ) once more, 
the additional amplification and tone control features will be turned 
off once again.    The LED light will turn off to reflect this change.     
Irrespective of how many times you press the Amplify key ( ) 
throughout a call, the next time you pick up the handset, these 
functions will be turned off once again. 
Tone Receiving Adjustment 
If the receiver volume has been amplified, the tone control can 
also be adjusted.    You can adjust and increase the low frequency 
or high frequency sounds with the tone slide control on the top of 
the unit.   
Note: The tone adjustment function will not be affective when the 
amplify feature is not being used 
SETTINGS 










