Index
DT290
102
S
Settings and Adjustments 68
Alarm 76
Discreet Ringing 71
Display contrast 75
Display light 74
Key Lock 72
Key Sound 74
Language 77
Phone Lock 73
Reset the DT290 settings 78
Ringer tones or melodies 70
Vibrating Alert 71
Volume control 68
Short numbers 47
Spare parts 96
Switching On/Off 14
T
Technical specifications 94
Terminology on display 91
Tone characteristics 79
Transfer 26
Troubleshooting 97
U
Unblock the DT290 6
Use the Phone Book 50
V
Vibrating Alert 71
Voice Mail 42
Volume control 68
W
When You Receive a Busy Tone 29
Activate Call Waiting 31
Automatic Callback, extension 29
Automatic Callback, external line 30
Intrusion on a busy extension 31
Write text 56