Unify OpenScape Desk Phone CP400 - Special Features for Operation on an Openscape 4000; Passively Supported Functions; Unsupported Functions

182 Special features for operation on an OpenScape 4000
Special features for operation on an
OpenScape 4000
Not all functions are supported fully when operating an OpenScape Desk Phone CP400 on an
OpenScape 4000, as is the case on an OpenScape Voice.
Passively supported functions
Some of the functions are only available to you as a passive user. The restrictions are listed below:
• An OpenScape Desk Phone CP400 on an OpenScape 4000 cannot actively park a user in the
system. The OpenScape Desk Phone CP400 can be parked by a different user however.
• If an OpenScape Desk Phone CP400 is called on an OpenScape 4000 and a call is already be-
ing conducted or the user does not answer, the caller can enter a callback. Such a callback re-
quest in the case of busy or no reply cannot be entered from the OpenScape Desk Phone
CP400. To initiate a callback, see
 page 65.
• The telephone can only be the passive user in the case of third-party monitoring.
• The telephone can be captured but cannot capture a connection itself.
Unsupported functions
The functions that are not available to you with your OpenScape Desk Phone CP400 on an
OpenScape 4000 are listed below.
• Direct station selection keys cannot be configured
 page 94.
• Line keys cannot be configured
 page 97.
• The telephone cannot be configured as an executive/secretary team member
 page 106.