BT Micro Owner’s Manual 
43 
To adjust the handset receiver volume, press the Volume Key 
when in Handset Mode. 
To adjust the ringing volume, press the Volume Key when the 
featurephone is ringing. 
 
Note 
 
The Volume level increases/decreases by one step for every 
press of the Volume Key. 
 
Using the Secrecy Key 
The Secrecy Key can be pressed when you are using the 
handset or in Hands-free Mode. When pressed, the other 
person on the call cannot hear you. The Secrecy Key has a red 
light, which is lit when Secrecy is active. 
The Ringing / Message Waiting Light: 
There is a red light on the top right-hand corner of the 
featurephone.  This light flashes when there is an incoming call.  
It also lights up when a voice message has been left in your 
Voice Mailbox. 
Using the Function Keys 
There are four Function Keys located directly above the 
featurephone display.  Particular features are grouped under 
these keys, as follows: 
 
PROGRAMME:  This key accesses the options available to 
customise your featurephone settings. It also accesses system 
programming from the Programming Extension only.   
 
MESSAGE: This key accesses Voicemail. (See page 72 for 
Voicemail). 
 
DIRECTORY : This key allows you to programme and dial 
numbers in the System and Personal Speed Dial lists. 
 
ISDN: (Integrated Services Digital Network): This key is used for 
Featureline Call Divert services when the system is 
programmed to work on Featureline. (See page 56 for the 
description of Featureline operation). 
Customising your Featurephone 
This PROGRAMME Key accesses the options available to 
customise your featurephone settings. 
To turn on Automatic answer mode 
You may programme your featurephone to work in 'Auto-
answer mode'.  In this mode the Hands-free Key light flashes 
red, and when you receive an internal call you hear a burst of 
tone and the call is connected automatically.  You can speak to 
the caller without touching the featurephone. 
From your featurephone, press the PROGRAMME Key  
Select ‘Auto answer'. 
Select the required option – ‘Set auto answer’ or ‘Cancel auto 
answer’, to set and cancel the Automatic answer mode 
respectively. 
Press the Hands-free Key to finish programming.