R

range tone 40 red key 20 redial 25

registering, 420d Handset 19 requirements, MBU and 420d handset 17 reset button 19

ringer melody 38 ringer volume 38

S

Safety Information 10

Sensitive Electronic Environment 10 setting audio 37

settings 27 silent mode 40

SIP

account, choosing 36 password 24 proxy 24

user name 24 softkeys 20

Spanish language setting 32 speakerphone 27 speakerphone key 21

star key 21 system status 21

T

text input 30

time and date automatic 32 setting 32

time format 33 time zone 34 Troubleshooting 62

U

unlock 28

V

vibrate 40 voicemail 26

VoIP

call icons 42 calls 42

primary line setting 35 volume control 27 volume keys 21

W

warranty, limited 65 within range 25

Index

Aastra MBU 400 User Guide

69

Page 69
Image 69
Aastra Telecom 41-001286-00 manual Sip