D-Link DPH-400SE Quick Install Manual page 5

Navigator Control Keys The four arrows ◄ ►▲▼are used
12
13 1,2,3,4 Number
14 Speaker key
15 Mute key
16 Headset key

to move through the items on the
LCD screen.
These keys can be used for line
selection or programmable
The Speaker key is used to
activate/de-activate the Hands
free dial or talk. A green LED is
associated to indicate its status.
The Mute key is used to
turn on and off the voice
transmission from the IP phone.
The key lights red to indicate
that the phone is muted.
The Headset key is used to
activate/de-activate the Headset.
A green LED is associated
to indicate its status.
D-Link DPH-400S(SE) Quick Install Guide
Hardware Overview