i
Table of contents
User's manual
1080
4-line small business 
system with digital 
answering system and 
caller ID/call waiting
Getting started
Introduction ...........................................................................................................................................1
Telephone overview ..........................................................................................................................2
Display screen messages ...............................................................................................................4
Indicator lights & tones ...................................................................................................................6
  Indicator lights ................................................................................................................................6
  Alert tones .........................................................................................................................................7
Directory card ......................................................................................................................................8
Telephone operation
Basic phone operation ....................................................................................................................9
  Lit line indicators............................................................................................................................9
  Making and answering calls .....................................................................................................9
  Switching among handset, speakerphone and headset mode ............................ 12
  Timer .................................................................................................................................................12
  Volume control ............................................................................................................................. 13
  RINGER ON/OFF .......................................................................................................................... 14
  RINGER TYPE ................................................................................................................................. 14
  DO NOT DISTURB ........................................................................................................................ 15
  Last number redial ..................................................................................................................... 16
  Redial stack ....................................................................................................................................17
  Auto-redial  .................................................................................................................................... 18
  Call waiting .................................................................................................................................... 19
  MUTE ................................................................................................................................................. 19
  Temporary tone dialing ............................................................................................................ 19
  HOLD ................................................................................................................................................. 20
  Switching between lines .........................................................................................................21
  Call privacy.....................................................................................................................................21
  Conference calls .......................................................................................................................... 22
Call transfer ....................................................................................................................................... 23
  Transfer a call ............................................................................................................................... 23
  Blind transfer ................................................................................................................................ 23
  Transfer a call and speak to the receiving party ........................................................ 24
  Answer a transferred call ....................................................................................................... 24
Intercom operation
Intercom overview  ......................................................................................................................... 25