TABLE OF CONTENTS
4
BusinessPhone 250 / BusinessPhone 50
Portable DT400 / DT410 / DT420 / DT430
Table of Contents
page
Important ................................................................................5
Description ..............................................................................7
Incoming calls ........................................................................12
Outgoing calls ........................................................................14
During calls ............................................................................17
Call forwarding ......................................................................21
Information ............................................................................26
Internal messages ....................................................................30
Mailbox system ......................................................................35
Hot keys ................................................................................38
Group facilities ......................................................................43
Other useful facilities..............................................................46
Security ..................................................................................56
Least Cost Routing ................................................................60
Phone book ............................................................................61
Settings ..................................................................................67
Audible Adjustments ..............................................................72
Tones and signals ....................................................................75
Installation..............................................................................76
Glossary ..................................................................................82
Useful hints ............................................................................84
Index ......................................................................................85
Quick reference guide ............................................................87