Contacts

46

Call Contact

47

Add Contact

47

Edit Contact

48

Delete Contact

48

Central Phonebook

48

Settings

49

Sound and Alert

49

Headset

50

Display

50

Time & Date

50

Phone Lock settings

51

Answering

53

Change the Menu Language

53

Change Owner ID

53

In Charger

54

System

54

Device info

56

Advanced Functions

57

Admin menu

57

System Handling

58

Software Upgrade

58

Troubleshooting

59

Operation Notice

61

Accessibility and Voice Quality

61

Maintenance

62

Charge the Battery

62

Replace the Battery

62

Attach the Hinge-type Clip

63

Attach the Swivel-type Clip

63

Quick Reference Guide

65

Index

72

Avaya 3720 DECT Telephone - User Guide

02/2009 5

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Avaya manual Avaya 3720 Dect Telephone User Guide 02/2009