10.1.3  

OpenStage Add-On Devices 
 
Caution  
Always disconnect the line cord before connecting add-on devices to the telephone.  

10.1.3.1  

OpenStage Key Module 15 
The "OpenStage Key Module 15" can be connected to OpenStage 15 CorNet-IP (HFA), Openstage 15 T, OpenStage 30 T and OpenStage 30 telephones.
 Bild 10-15   OpenStage Key Module 15
 
The OpenStage Key Module 15 is an add-on device that should be mounted on the side of the telephone; it provides an additional 18 programmable function keys. Each key can be programmed either as a function key or as a DSS key. Keys are labeled with paper labels.
A maximum of one OpenStage Key Module 15 can be connected to the telephone.

Downward compatibility to earlier systems  
OpenStage 15 T and OpenStage 30 T can be registered on earlier HiPath communication systems  (in other words, on HiPath 3000 V7 systems). If the OpenStage Key Module 15 is operating with one of these telephones on an older communication system, two programmable keys cannot be assigned a function.

10.1.3.2  

OpenStage Key Module 40, 60, 80 
The "OpenStage Key Module" can be connected to the telephones OpenStage 40, OpenStage 60, and OpenStage 80. Up to two key modules can be connected.
 Bild 10-16   OpenStage Key Module
 
The OpenStage Key Module is an add-on device that should be mounted on the side of the telephone; it provides an additional 12 programmable function keys. In connection with the integrated level function, it is possible to use a total of 22 numbers of any key functions. Keys are labeled automatically on the display.

10.1.3.3  

OpenStage BLF 
The OpenStage BLF can be connected to OpenStage 30 and OpenStage 40 telephones. One OpenStage BLF can be connected. It cannot be combined with the OpenStage Key Module.
 Bild 10-17   OpenStage BLF
 
The OpenStage BLF (busy lamp field) is an add-on device that should be mounted on the side of the telephone; it provides an additional 90 programmable function keys.
An external power supply unit is required to ensure sufficient power is supplied to operate the BLF. Only use the original power supply unit for this, see Section 10.1.5.1 "External Power Supply". The port of the power supply unit depends on the hardware output of the OpenStage BLF.

10.1.3.4  

Possible Configurations for the Key Modules 
The following table shows the permitted configurations of add-on devices at OpenStage terminals for TDM and CorNet-IP connection variants. Add-on devices cannot be used on telephones that are not listed here.

 Tabelle 10-2   OpenStage Terminals - Add-on Device Configurations
 Telephone  
 First key module  
 Second key module  
OpenStage 15  
 OpenStage Key Module 15  
 -  
OpenStage 30 T  
 OpenStage Key Module 15  
 -  
 OpenStage BLF  
 -  
OpenStage 40  
 OpenStage Key Module 15  
 -  
 OpenStage Key Module 40  
 OpenStage Key Module 40  
 OpenStage BLF  
 -  
OpenStage 60  
 OpenStage Key Module 60  
 OpenStage Key Module 60  
OpenStage 80  
 OpenStage Key Module 80  
 OpenStage Key Module 80