AASTRA 6700i series, 9143, 9480i, 9480i CT SIP Administrator Guide EN - Manual (Page 278)

41-001343-01 Rev 03, Release 3.2.2 5-1
Chapter 5
Configuring Operational Features
About this chapter
Introduction
The IP phones have specific operational features you can configure to customize your IP phone.
This chapter describes each feature and provides procedures for configuring your phone to use
these features.
Topics
This chapter covers the following topics:
Topic Page
Operational Features page 5-5
User Passwords page 5-5
Administrator Passwords page 5-8
Locking/Unlocking the Phone page 5-9
Defining an Emergency Dial Plan page 5-15
Time and Date page 5-20
Time Zone & DST page 5-21
Time Servers page 5-30
Backlight Mode (6735i, 6737i, 6755i, 6757i, and 6757i CT only) page 5-32
Display (6739i only) page 5-34
Background Image on Idle Screen (6739i only) page 5-38
Picture ID Feature page 5-39
Audio DHSG Headset (6735i, 6737i, 6739i, 6753i, 6755i, 6757i, 6757i
CT)
page 5-40
Audio Hi-Q on G.722 Calls page 5-41
Live Dial Pad* page 5-42
Language page 5-43
Minimum Ringer Volume page 5-58
Locking IP Phone Keys page 5-59
Locking/Unlocking the SAVE and DELETE keys (6753i) page 5-60