Appendix 
134
Screen display messages
Screen messages
To register HS, 
see manual.
Screen display before handset registration.
To screen call, 
press [SELECT]
Press MENU/SELECT to activate call screening.
Unable to call. 
Try again
You try to join a call when there are already four handsets 
on that call.
You try to make an outside call when another 
device is transferring a call with the intercom 
feature.
XX Missed calls
There are new calls in the caller ID log.
XX New messages
There are new messages in the answering system.