User guide

Key Description8
Forum IPhone 512
Key Description
The following table explains the Forum IPhone 512 keys.
Forum IPhone 512
Keys Key Description and Function
Hold key: puts the current call on hold.
Press this key once again to retrieve the call
on hold.
Redial key: redials previously dialled
numbers.
Goodbye key: ends an active call or exits
an open menu page without saving any
changes made.
Mute key: turns the microphone on or off.
Volume control keys: adjusts the volume
for the handset, ringer and speaker.
Options key: accesses the
Options menu
(please refer to The “Options” Menu starting
on page 43).
Callers List key: this key is not used on the
Forum 500 / Forum 5000 communications
system (see Caller Lists starting on
page 21).
Conference key: establishes a conference
Transfer key: transfers the current call to
another subscriber
Trunk keys: connect you to a specific line
or accept a call which is signalled on the line.
Loudspeaker key: activates the handsfree
function for making and receiving calls
without picking up the handset.