Yealink SIP-T48S, User Manual, Page: 19 / 159

Getting Started with Your Phone
15
NO. Item Description
13 Speaker Provides ringer and speakerphone audio output.
14 Reversible Tab
Secures the handset in the handset cradle when the IP phone is mounted vertically. For
more information on how to adjust the reversible tab, refer to Yealink Wall Mount
Quick Installation Guide for Yealink IP Phones .
15 Hookswitch
Connects or disconnects the phone from the phone line. The hookswitch is auto-
matically activated when a user lifts the handset from the cradle to get a dial tone.
T46S/T46G/T42S/T42G/T41S/T41P/T40P/T40G Hardware
NO. Item Description
1 LCD Screen Shows a screen with backlight that enables you to view menus and data.
2 Power LED Indicator Indicates call status, message status and phone’s system status.
3 Line Keys Accesses your phone lines and features.
4
HEADSET Key
Toggles the headset on or off. The LED indicator glows green when the headset is activ-
ated.
The SIP-T40P/T40G IP phone does not have key light.
MUTE Key
Toggles the microphone on or off. The LED indicator glows green when the mute fea-
ture is activated.
The SIP-T40P/T40G IP phone does not have key light.
5
MESSAGE Key
Accesses your voice messages.
HOLD Key
Places a call on hold or resumes a held call.
Only the SIP-T46S/T46G IP phone has HOLD key.
REDIAL Key
Redials a previously dialed number.