User guide
Table Of Contents
- Important information
- General information
- Getting to know your OpenStage phone
- Basic functions
- Secure voice transmission
- Answering a call
- Directed pickup
- Switching from handset to speakerphone mode
- Switching from speakerphone mode to the handset
- Switching from headset to speakerphone mode
- Open listening
- Activating/deactivating the microphone
- Ending a call
- Group call
- Making calls
- Redial
- Consulting a second party
- Call forwarding
- Callback
- Calling back missed calls
- Programming sensor keys
- Enhanced phone functions
- Making calls with multiple lines
- Privacy/security
- Mobility
- OpenScape Voice functions
- Individual phone configuration
- Web interface (WBM)
- Fixing problems
- Index

Getting to know your OpenStage phone
16
Key Module
OpenStage Key Module 40
The OpenStage Key Module 40 is a key module attached to the side of the
phone that provides 12 additional illuminated, programmed keys.
Like keys on the phone, these keys can be programmed and used accord-
ing to your needs Æ page 20.
You can attach up to two OpenStage Key Module 40s to your
OpenStage 40.
To operate an OpenStage Key Module 40 you always require a pow-
er supply unit Æ page 2.










