Telematrix DC550 User Manual
Page 35

35
SPEAKERPHONE FEATURE
 
The S pectrum PLU S
TM
is e quipped wi th a
high qua lity hal f-duplex s peakerphone 
feature to allow for hands-free operation. 
To use, simply press the 
“SPEAKER” key
when placing or answering a call. The pri-
mary directory line will activate automati-
cally. 
 
The LED ab ove the 
“SPEAKER” key w ill
illuminate to i ndicate that the speaker-
phone is in-use. 
 
To d
isconnect,
simply p
ress t
he
“SPEAKER” key or “RLS” key. 
 
POWER FAILURE
During an y pow er fai lure on ly two f eature key L ED’s will wor k. They ar e 
keys 1 and two in the first row of keys. 
Note: Use the VOLUME 
BAR to adjust the volume 
of the speaker. 
Note: Use the MUTE key 
during conference calls to 
reduce background noise. 
