AT&T ML17939 User Manual

Getting started
Quick reference guide ..............................2
Optional backup battery
installation ................................................4
Telephone installation ..............................5
Telephone base installation ..............5
Data port .........................................................8
Installation options .....................................9
Tabletop to wall installation .............9
Wall to tabletop installation .........11
Optional headset ......................................13
Directory card ............................................13
Menu setup
Telephone settings ..................................14
Menu overview .....................................14
Ringer volume ......................................15
Ringer melody ......................................15
LCD language ........................................16
LCD backlight ........................................16
Date and time .......................................16
Key tone ..................................................17
Scroll rate ...............................................17
Call settings ................................................18
Set the primary line ...........................18
Turn automatic line selection
on or off .............................................18
Turn auto speaker on or off ..........18
Choose the preferred mode ..........19
Set home and local area codes ...19
Choose how to store repeat
calls in the call history ...............20
Select tone or pulse dialing ..........20
Answering system settings ..................21
Answer on/off ......................................21
Announcement selection ................21
Announcement A and B ..................22
Announcement A and B time
settings ...............................................23
Call screening .......................................24
Number of rings ..................................24
Incoming message length ..............25
Remote code .........................................25
Priority code ..........................................26
Message alert tone ............................26
Voicemail indicator settings ................27
Voicemail indicator .............................27
Clear voicemail indication ..............27
Turn COVM (central office
voicemail) on or off ......................28
Telephone operation
Basic operation .........................................29
Making, answering or ending
a call ..................................................29
On hook dialing (predialing) ..........30
Clearspeak™ dial-in-base
speakerphone..................................30
Switching between the handset,
headset and speakerphone ......30
Temporary ringer silencing ............30
Redial ........................................................31
Auto redial ..............................................32
Options while on calls ...........................33
Volume control .....................................33
Flash/call waiting ...............................33
Mute ...........................................................33
User’s manual
ML17939/ML17959
Two-line corded telephone/
answering system with
caller ID/call waiting
Table of contents

AT&T ML17939 Specifications

General

Brand	AT&T
Model	ML17939
Category	Telephone
Language	English