41-001343-01 Rev 02, 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