Yealink T4 Series IP Phones User Guide
14
T48S/T48G Hardware
NO.
Item
Description
1
Power LED Indicator Indicates call status, message status and phone’s system status.
2
Touch Screen
Enables you to navigate menus and select items on the touch-sensitive screen.
3
HEADSET Key
Toggles the headset on or off. The LED indicator glows green when the headset is activ-
ated.
4
MUTE Key
Toggles the microphone on or off. The LED indicator glows green when the mute fea-
ture is activated.
5
HOLD Key
Places a call on hold or resumes a held call.
6
TRANSFER Key
Transfers a call.
7
Speakerphone Key
Toggles the speakerphone (hands-free) mode or not. The LED indicator glows green
when the speakerphone is activated.
8
MESSAGE Key
Accesses your voice messages.
9
REDIAL Key
Redials a previously dialed number.
10
Navigation Keys
Scroll through information or options displayed on the screen.
OK Key
Confirms actions or answers incoming calls.
Cancel Key
Cancels actions or rejects incoming calls.
1
Volume Key
Adjust the volume of handset, headset, speaker, ringer, or media.
2
Keypad Keys
Allow you to enter numbers, letters, and special characters. If a menu item has an index
number, you can use the Keypad keys to select the item.
Summary of Contents for SIP-T48S
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Page 157: ...Appendix Menu Structure 153 Appendix Menu Structure For the SIP T48S T48G IP Phone...
Page 158: ...Yealink T4 Series IP Phones User Guide 154 For the SIP T46S T46G IP Phone...
Page 159: ...Appendix Menu Structure 155 For the SIP T42S T42G T41S T41P T40P T40G IP Phone...