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AT&T 2U20 - page 1
AT&T Partner ® and Partner II ® are registered trademarks of AT&T Supra ® , Mirage ® , and StarSet ® are registered trademarks of Plantronics, Inc. Printed in the United States PKG. 1289 40423-01 (©8-95) Customer Instruction Booklet: Cord-Free Headset Model 2U20 CIB 107 658 957 Cord-Free Headset ...
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AT&T 2U20 - page 2
IMPORTANT SAFETY INSTRUCTIONS When using your telephone equipment, basic safety precautions should always be followed to reduce the risk of fire, electric shock, and injury to persons, including the following: 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. Read and understand all instructions. Follow all warnings and instructions marked on the prod ...
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AT&T 2U20 - page 3
TABLE OF CONTENTS 15. 16. 17. 18. 19. 20. 21. C. D. E. F. If the product has been exposed to rain or water. If the product does not operate normally by following the operating instructions. Adjust only those controls that are covered by the operating instructions because improper adjustment of other controls may result in damage and will often requ ...
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AT&T 2U20 - page 4
TABLE OF CONTENTS 15. 16. 17. 18. 19. 20. 21. C. D. E. F. If the product has been exposed to rain or water. If the product does not operate normally by following the operating instructions. Adjust only those controls that are covered by the operating instructions because improper adjustment of other controls may result in damage and will often requ ...
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AT&T 2U20 - page 5
WELCOME Welcome to a new business advantage: CORD-FREE headset commu- nications. You’ve taken an important step. By selecting AT&T’s CORD-FREE headset you have chosen to address an essential factor in telecommunications – the human factor. And you’ve acknowledged one of the most important strategies in modern business – achieving the ...
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AT&T 2U20 - page 6
WELCOME Welcome to a new business advantage: CORD-FREE headset commu- nications. You’ve taken an important step. By selecting AT&T’s CORD-FREE headset you have chosen to address an essential factor in telecommunications – the human factor. And you’ve acknowledged one of the most important strategies in modern business – achieving the ...
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AT&T 2U20 - page 7
PORTABLE UNIT AND ACCESSORIES FIGURE 1 BASE UNIT AND ACCESSORIES AC adapter (6 feet/1.83 meters) FIGURE 2 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. Portable unit cable ON/OFF keys Headset jack Volume control Belt clip well and battery contacts RINGER ON/OFF Battery compartment ON/OFF & MUTE indicator LOW BATTERY ind ...
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AT&T 2U20 - page 8
PORTABLE UNIT AND ACCESSORIES FIGURE 1 BASE UNIT AND ACCESSORIES AC adapter (6 feet/1.83 meters) FIGURE 2 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. Portable unit cable ON/OFF keys Headset jack Volume control Belt clip well and battery contacts RINGER ON/OFF Battery compartment ON/OFF & MUTE indicator LOW BATTERY ind ...
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AT&T 2U20 - page 9
UNIVERSAL HEADPIECE STYLES FIGURE 3 Attaching the Telephone Line Cord and AC Adapter Line Cord AC Adapter Supra ® Monaural Headpiece Supra ® Binaural Headpiece Supra ® Monaural Noise-Cancelling Headpiece Supra ® Binaural Noise-Cancelling Headpiece INSTALLATION FOR STANDARD TELEPHONE USERS: Connect the telephone line cord to the telephone jacks ...
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AT&T 2U20 - page 10
UNIVERSAL HEADPIECE STYLES FIGURE 3 Attaching the Telephone Line Cord and AC Adapter Line Cord AC Adapter Supra ® Monaural Headpiece Supra ® Binaural Headpiece Supra ® Monaural Noise-Cancelling Headpiece Supra ® Binaural Noise-Cancelling Headpiece INSTALLATION FOR STANDARD TELEPHONE USERS: Connect the telephone line cord to the telephone jacks ...
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AT&T 2U20 - page 11
SELECTING AND ATTACHING A UNIVERSAL HEADPIECE Supra ® Binaural Supra ® Binaural Noise-Cancelling Headpiece StarSet ® Headpiece Setting the Ringer Controls Adjust the ringer on the base unit to the desired volume level (i.e.; OFF, LOW, or HIGH). Adjust the ringer on the portable unit to the desired setting (i.e.; ON or OFF). Even with the portabl ...
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AT&T 2U20 - page 12
SELECTING AND ATTACHING A UNIVERSAL HEADPIECE Supra ® Binaural Supra ® Binaural Noise-Cancelling Headpiece StarSet ® Headpiece Setting the Ringer Controls Adjust the ringer on the base unit to the desired volume level (i.e.; OFF, LOW, or HIGH). Adjust the ringer on the portable unit to the desired setting (i.e.; ON or OFF). Even with the portabl ...
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AT&T 2U20 - page 13
Wearing the Portable Unit The portable unit may be worn in a shirt pocket, on a belt, or around the neck. To wear the portable unit on a belt, attach the holster belt clip to your belt. Snap the portable unit in and out of holster belt clip without removing the belt clip. To move the portable unit out of the way (e.g.; before sitting), rotate the p ...
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AT&T 2U20 - page 14
Wearing the Portable Unit The portable unit may be worn in a shirt pocket, on a belt, or around the neck. To wear the portable unit on a belt, attach the holster belt clip to your belt. Snap the portable unit in and out of holster belt clip without removing the belt clip. To move the portable unit out of the way (e.g.; before sitting), rotate the p ...
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AT&T 2U20 - page 15
Using Memory Speed Dial To store phone numbers into memory speed dial: Press the MEM/STORE key while the portable unit is inactive (i.e.; ON/OFF/MUTE indicator is off). Manually enter the extension or phone number to be stored. Each number may be up to 16 digits long and may include one or more PAUSE or TONE key sequences (See section on Using Othe ...
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AT&T 2U20 - page 16
Using Memory Speed Dial To store phone numbers into memory speed dial: Press the MEM/STORE key while the portable unit is inactive (i.e.; ON/OFF/MUTE indicator is off). Manually enter the extension or phone number to be stored. Each number may be up to 16 digits long and may include one or more PAUSE or TONE key sequences (See section on Using Othe ...
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AT&T 2U20 - page 17
TONE (*) Key (Home Office Use) GHI JKL MNO In order to interact with systems such as voice mail and answering machines, you may need to use tone dialing. Even if your base unit is normally set to pulse (P) dialing, you may still switch to tone dialing via the portable unit. PRS TUV WXY Tone Oper ● ● ● Bottom of portable unit To temporarily sw ...
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AT&T 2U20 - page 18
TONE (*) Key (Home Office Use) GHI JKL MNO In order to interact with systems such as voice mail and answering machines, you may need to use tone dialing. Even if your base unit is normally set to pulse (P) dialing, you may still switch to tone dialing via the portable unit. PRS TUV WXY Tone Oper ● ● ● Bottom of portable unit To temporarily sw ...
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AT&T 2U20 - page 19
OPERATING PROCEDURES Maintaining Clear Communications The performance of the Cord-Free Headset will vary depending upon where the portable unit is placed on your body and the environment in which the base and portable unit are used. When first installing your Cord-Free Headset, try placing the base unit in different locations to determine which loc ...
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AT&T 2U20 - page 20
OPERATING PROCEDURES Maintaining Clear Communications The performance of the Cord-Free Headset will vary depending upon where the portable unit is placed on your body and the environment in which the base and portable unit are used. When first installing your Cord-Free Headset, try placing the base unit in different locations to determine which loc ...
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AT&T 2U20 - page 21
QUICK REFERENCE GUIDE INDICATION : Portable unit won’t Portable unit Headset is Headset turn on or allow Caller Portable unit battery pack picking up outbound or user can’t can’t hear locks up or won’t charge interference hear caller headset user loses com- inbound calls ITEMS TO CHECK : properly munications Determine if base and portable u ...
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AT&T 2U20 - page 22
LIMITED WARRANTY AND LIMITATION OF LIABILITY Limited Warranty AT&T warrants to you, the customer, that your AT&T telecommunications equipment will be in good working order on the date AT&T or its authorized reseller delivers or installs the equipment, whichever is later (“Warranty Date”). If you notify AT&T or its authorized res ...
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AT&T 2U20 - page 23
LIMITED WARRANTY AND LIMITATION OF LIABILITY Limited Warranty AT&T warrants to you, the customer, that your AT&T telecommunications equipment will be in good working order on the date AT&T or its authorized reseller delivers or installs the equipment, whichever is later (“Warranty Date”). If you notify AT&T or its authorized res ...
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AT&T 2U20 - page 24
However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct interference by one or more of the following measures: ● ● ● ● ...
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AT&T 2U20 - page 25
AT&T Partner ® and Partner II ® are registered trademarks of AT&T Supra ® , Mirage ® , and StarSet ® are registered trademarks of Plantronics, Inc. Printed in the United States PKG. 1289 40423-01 (©8-95) Customer Instruction Booklet: Cord-Free Headset Model 2U20 CIB 107 658 957 Cord-Free Headset ...
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