Appendix

Default settings

FEATURE

DEFAULT

 

 

Speakerphone volume

5

 

 

Handset volume

minimum

 

 

Headset volume

minimum

 

 

Ringer volume

5

 

 

Auto speaker

Off

 

 

Primary line

Line 1

 

 

Automatic line selection

On

 

 

Preferred mode

Speakerphone

 

 

Time and date

12:00 AM, 1/01

 

 

Screen backlight

On

 

 

Scroll rate

Medium

 

 

COVM indicators

Off

 

 

Call history

All calls

 

 

Repeat calls

Combined

 

 

Caller ID/call waiting

On

 

 

Language

English

 

 

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AT&T 993 user manual Default settings, Feature Default