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Key Layout and Operation

Function Keys

Audio Keys

Navigation Keys

Open Menu 

If the menu is not shown, you can open it by pressing the right 

arrow key. 

Dial Pad Functionality 

O

 View messages 

(Voicemail, Call log)

N

 Open Service/User Menu

n

 Activate/deactivate loudspeaker

-

 Decrease the volume

+

 Increase the volume

Press 

<

 key: 

- Scroll upwards
Hold down:
- Jump to beginning of list

Press 

=

 key:

- Confirm input
- Perform action

Press 

:

 key:

- Scroll downwards
Hold down:
- Jump to end of list

Press 

:

 key, 

to open the menu

Longpress 

)

 key, to deactivate/

activate the ring tone

Longpress 

(

 key, to lock 

the phone

Icon Overview 

Display Icons in Idle State 

Display Icons during a Call 

Icon

Explanation

You have received one or more new messages

One or more new entries have been added 

to the call lists 

Call Forwarding is activated for all calls

The ring tone is deactivated 

Remote maintenance is activated

Do not disturb is activated 

The phone lock is activated 

A mobile user is logged on to the telephone

Icon

Explanation

The call is active

The call has been disconnected

You have placed the call on hold 

Your call partner has placed the call on hold

The voice connection is secure

The voice connection is not secure

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OpenStage 15 SIP

Single Line Configuration

Quick Reference Card

Video Training: www.openstage-training.com

This Quick Reference Card is intended to help users get acquainted 

with the core functionality of their OpenStage phones. 

For more detailed information for your phone and its features, 

refer to the corresponding user guides on

• www.siemens-enterprise.com
• wiki.siemens-enterprise.com

Siemens Enterprise Communications

www.siemens-enterprise.com

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