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You can configure a DSS key as the line key. It performs the same as a hard line key.

The BLF key allows you to monitor the status of the pre-defined number. You can also 

pick up incoming calls of the monitored number.

1. Click on 

Dsskey->Ext Key.

2. In the desired DSS key field, select 

Intercom from the pull-down list of Type.

3. Enter the remote extension number in the 

Value field.

4. (Optional.) Enter the string that will appear on the LCD screen in the 

Label field.

5. Select the desired line from the pull-down list of 

Line.

6. Click 

Confirm to accept the change.

1. Click on 

Dsskey->Ext Key.

2. In the desired DSS key field, select 

BLF from the pull-down list of Type.

3. Enter the phone number or extension you want to monitor in the 

Value field.

4. (Optional.) Enter the string that will appear on the LCD screen in the 

Label field.

5. Select the desired line from the pull-down list of 

Line.

6. Enter the directed call pickup code in the 

Extension field.

7. Click 

Confirm to accept the change.

You can connect to the operator or the secretary more quickly by pressing the intercom 
key in an office environment . 

1. Click on 

Dsskey->Ext Key.

2. In the desired DSS key field, select 

SpeedDial from the pull-down list of Type.

3. Enter the desired number you want to dial out directly in the 

Value field.

4. (Optional.) Enter the string that will appear on the LCD screen in the 

Label field.

5. Select the desired line from the pull-down list of 

Line.

6. Click 

Confirm to accept the change.

Intercom

Line

1. Click on

 Dsskey->Ext Key.

2. In the desired DSS key field, select 

Line from the pull-down list of Type.

3. (Optional.) Enter the string that will appear on the LCD screen in the 

Label field.

4. Select the desired line from the pull-down list of 

Line.

5. Click 

Confirm to accept the change.

BLF

Group Listening

You can configure a DSS key as the group listening key. Then you are allowed to activate 

the Speakerphone and Handset/Headset at the same time by pressing the group listening 

key. 
1. Click on 

Dsskey->Ext Key.

2. In the desired DSS key field, select 

Group Listening from the pull-down list of Type.

3. (Optional.) Enter the string that will appear on the LCD screen in the 

Label field.

4. Click 

Confirm to accept the change.

6

Summary of Contents for EXP50

Page 1: ...Quick Start Guide V1 1 EXP50 Color screen Expansion Module www yealink com...

Page 2: ...and the phone using the supplied screw and connecting sheet as shown below 1 Packaging Contents The following items are included in your package If you find anything missing contact your system admin...

Page 3: ...cting two Expansion Modules Note The T52S T54S T56A T58A T58V IP phone can support 3 expansion modules at most But if you use more than one expansion module you need to connect an additional Yealink p...

Page 4: ...user interface The conference key allows you to set up a conference with a third party when already in a call 1 Click on Dsskey Ext Key 2 In the desired DSS key field select Conference from the pull...

Page 5: ...t will appear on the LCD screen in the Label field 5 Click Confirm to accept the change You can press the transfer key to perform a Blind Semi Attended Attended transfer during a call 1 Click on Dsske...

Page 6: ...pickup key when the specific phone number receives an incoming call the call is answered on your phone You can access the voice mail more quickly by pressing the voice mail key Direct Pickup Call Park...

Page 7: ...to the operator or the secretary more quickly by pressing the intercom key in an office environment 1 Click on Dsskey Ext Key 2 In the desired DSS key field select SpeedDial from the pull down list o...

Page 8: ...t class international service network Our priorities are quality functionality ease of use customer support and competitive pricing To provide new solutions for the future in this fast evolving sector...

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