Siemens 600 Series User Manual
Page 188
 
G–4
ROLMphone 300/600 User Guide
P
PBX (Private Branch Exchange). Equipment that allows an individual 
within a community of users to originate and answer calls to and from the 
public network, a private network, another PBX, special service trunks, and 
other users within that community. Siemens Rolm’s CBX is part of this 
generic class of switching systems called PBXs. When not referring 
specifically to the CBX, the term “PBX” is used (e.g., other vendors’ 
PBXs).
PhoneMail. PhoneMail is a registered trademark of Siemens Rolm 
Communications Inc. used to distinguish Siemens Rolm’s voice messaging 
system from those of other vendors.
Q
queue. An ordering of calls waiting for a computer port, a modem, data 
group access, or voice calls waiting for access to an extension or trunk.
R
repdial (repertory dialing) keys. On a ROLMphone telephone, repdial 
keys give a user access to one-key dialing of a programmed telephone 
number or feature.
ROLMfax. ROLMfax is a trademark of Siemens Rolm Communications 
Inc. used to distinguish Siemens Rolm’s facsimile store-and-forward 
messaging system from those of other vendors.
ROLMphone. ROLMphone is a registered trademark of Siemens Rolm 
Communications Inc. used to distinguish Siemens Rolm’s digital 
telephones from those of other vendors.
S
speaker. A device used to convert varying electrical signals into sound. A 
loudspeaker (receiver) associated with a telephone that permits the user to 
dial telephone calls and to listen to telephone calls without lifting the 
handset. However, the user must pick up the handset to talk.
speakerphone. A microphone (transmitter) and loudspeaker (receiver) 
associated with a telephone that permits the user to dial telephone calls and 
to both listen and talk without lifting the handset.