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AT&T Marathon Quick Start Manual
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AT&T Marathon Quick Start Manual

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AT&T Marathon
Cordless Headset
™
Quick start guide
marathon_quickstart_04df.indd 1
3/3/2016 2:42:31 PM

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Summary of Contents for AT&T Marathon

  • Page 1 AT&T Marathon Cordless Headset ™ Quick start guide marathon_quickstart_04df.indd 1 3/3/2016 2:42:31 PM...

  • Page 2: Battery Installation

    Getting started Battery installation Install the battery as shown below. After installing the battery, you may be able to make and receive short calls. For optimal performance, charge the headset battery for at least six hours before use. When not in use, recharge the headset by returning it to the headset base.

  • Page 3: Battery Charging

    Getting started Battery charging After installing the battery, charge the headset by placing it in the headset base as shown below. The headset ON/OFF light is on when the headset is charging. Push ON/OFF light Insert 1. Insert the headset into the 2.

  • Page 4: Installation Preparation

    Getting started Installation preparation If you subscribe to high-speed Internet service (digital subscriber line - DSL) through your telephone lines, you must install a DSL filter between the telephone line cord and the telephone wall jack. The filter prevents noise and caller ID problems caused by DSL interference.

  • Page 5: Headset Base Installation

    The remote dial pad does not work with an AT&T Marathon cordless headset system that is connected to a telephone that is part of a digital business system, unless there is an analog adapter on the line.
  • Page 6 13 of this guide. If you purchased the AT&T Marathon without the lifter, you have three installation options: Option 1: Use the headset with a single standard telephone line with a corded or cordless telephone.
  • Page 7 Getting started Headset base installation Before installing the headset base: Remove the rear bottom piece of the headset base by pushing it away from the base (as shown in Figure 1). Figure 1 Install the headset base as shown on the following pages. A er completing installation option 1, 2 or 3: Slide the rear bottom piece towards the headset base until it clicks into place (as shown in Figure 2).
  • Page 8 Getting started Headset base installation Option 1: Headset base with corded or cordless phone installation Plug the small end Plug one end of the of the headset telephone line cord into base power the TEL WALL JACK (red adapter into the dot) at the back of the POWER jack headset base.
  • Page 9 Getting started Headset base installation Option 2: Headset base stand-alone installation In order to make calls, you need a telephone plugged into the same telephone line or a dial pad ( sold separately). Plug the small end of Plug one end of the the headset base power telephone line cord into adapter into the POWER...
  • Page 10 Getting started Headset base installation Option 3: Headset base with corded phone for multiple line system or digital business system installation With this installation, you can make and receive calls using the LIFTER MODE without a lifter. Make sure the LIFTER AUDIO ADJUST setting is correct (see page 12).
  • Page 11 Getting started Headset base installation No lifter mode or lifter mode There are two answer modes available on the headset base. The current mode is indicated by two lights on the front of the headset base named NO LIFTER MODE and LIFTER MODE. •...
  • Page 12 Getting started Headset base installation Adjust lifter audio Press MODE on the headset base to change the mode if the LIFTER MODE light is not on. Make sure that the LIFTER MODE light on the headset base is on. Lift the corded handset from the telephone cradle.
  • Page 13 Getting started Quick reference guide - headset ON/OFF Press to make and/or answer a call, and to end a call. The light is on when the headset is charging in the headset base. The light flashes slowly when you are on a call, or flashes quickly when there is an incoming call.
  • Page 14 Getting started Quick reference guide - headset base Charging cradle Insert the headset here for charging. PAIR Press to register or de-register a headset. NO LIFTER MODE light On when NO LIFTER MODE is selected. Flashes while on a call or another telephone is in use on the same line.
  • Page 15 Getting started Quick reference guide - headset base LIFTER AUDIO ADJUST Adjust the switch to choose the best headset audio quality when using LIFTER MODE. (See page 12 of this quick start guide for more information. VOLUME Press the volume keys on the side of the headset base to adjust the speaking volume when on a call.
  • Page 16 Marathon™ is a trademark of Headsets.com, licensed to Advanced American Telephones © 2016 Advanced American Telephones. All rights reserved. AT&T and the AT&T logo are trademarks of AT&T Intellectual Property licensed to Advanced American Telephones, San Antonio, TX 78219 Printed in China. Issue 1.1, 3/16 marathon_quickstart_04df.indd 16...