Dss Keys; Supported Dss Keys - Yealink SIP-T3 Administrator's Manual

Administrator's Guide for SIP-T2 /T3 /T4 /T5 /CP920 IP Phones
0-Always use (pressing the Speakerphone key and picking up the handset are not effective when the
Permitted
headset mode is activated)
Values
1-Use as normal
Default 1
Supported
All phones except CP920/CP925
Devices

DSS Keys

There are three kinds of DSS keys: Line Keys, Programmable Keys, and Ext Keys. You can assign various functions
to DSS keys. This section explains how to set these keys.
Line key is not applicable to T30P/T30/T19(P) E2/CP920 phones, ext key is only applicable to expansion modules
connected to T57W/T54W/T53W/T53/T53C/T48U/T48S/T48G/T46U/T46S/T46G/T43U/T29G/T27G phones.
Note
: If the phone is downgraded to an earlier firmware from firmware version 83, the DSS key configuration will be reset
after downgrading.
Topics

Supported DSS Keys

Supported Dsskey Types
Line Keys
Programmable Keys
Ext Keys
Dsskey Lock Configuration
Dsskey Page Reset Configuration
URL Icon Hide
Supported DSS Keys
The following table lists the number of DSS keys you can configure for each phone model:
Phone Model
T57W
T54W
T53W/T53/T53C/T43U
T48U
T48G/T48S
T46U
T46S/T46G
T42U/T42G/T42S
T41P/T41S
T40P/T40G
T33P/T33G
T31P/T31G/T31
286
Programmable
Line Keys
Keys
29 9
27 15
21 13
29 15
29 15
27 15
27 15
15 13
15 13
3 13
12 13
2 13
Ext Keys
60
60
60
60
40
60
40
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