AT&T 2U20 User's Manual
Contents
1. the bridging adapter included with the base unit a package to combine the headset unit with a Partner System phone at one extension jack as Bridging Adapter shown in the figure at right The combined REN of the two devices on an extension must be no more than 2 0 Refer to the Partner System Installation and User Guide for more information Partner System Phone or Standard Phone The Cord Free Headset can handle many of the same functions as a Partner System telephone either by using the Dial Code features manually or by storing the appropriate codes into the Cord Free Headset s memory speed dial 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 portable unit ringer turned to OFF vou are able to make or receive calls However in this mode you will only be aware of an inbound call if you are able to hear your base unit ringer Setting the Tone Pulse Switch Adjust the tone pulse switch on the base unit to reflect the service offered by your phone company If touch tone dialing is supported set the switch to T If using in a home office environment and rotary dialing is supported set the switch to P Installing and Charging the Battery Pack Open the battery compartment of the portable unit by grasping the portable unit face down with b2. Even if your base unit is normally set to pulse P dialing you may still switch to tone dialing via the portable unit To temporarily switch to tone dialing press the TONE key while the portable unit is on Once in tone dialing mode the portable unit will remain in this mode until the unit is turned off Responding to Low Battery Indicators When using the portable unit you will be notified of a low battery condition by both an audible tone and a flashing LOW BATTERY indicator These indicators will be activated approximately four minutes before the battery pack is completely discharged If you try to turn on the portable unit when it is experiencing a low battery condition the ON OFF MUTE indicator will flash 3 times and turn off Once you notice the low battery indicators immedi ately recharge the battery pack by placing the portable unit in the cradle of the base unit If the battery pack is allowed to discharge completely you may lose the phone numbers stored in memory speed dial Once the battery pack is recharged the low battery indicators will turn off The headpiece may be used while the battery pack in the portable unit is being recharged see section on Operating the Portable Unit From the Cradle Operating the Portable Unit From the Cradle The portable unit and headpiece will operate when seated in the cradle of the base unit even when the battery pack is discharged 13 MNO c A A GH
3. Making a Call B Answering a Call C Adjusting the Headset Volume D Using Memorv Speed Dial E Using Other Function Kevs F Responding to Low Battery Indicators G Operating the Portable Unit From the Cradle H Replacing the Battery Pack I The RBRC Seal and Battery Recycling VIL Portable Unit Operation vi Operating Procedures o VII Operating Procedures A Maintaining Clear Communications B Maintaining Secure Communications C Using the PAGE Key 16 Usi 16 l i i 20 i 21 wn X Service Information XI FCC Information iii WELCOME Welcome to a new business advantage CORD FREE headset commu nications You ve taken an important step By selecting AT amp 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 best possible communication with your customers Your new AT amp T CORD FREE headset safeguards your customer communications as never before Communications with your cus tomers are maintained as you move around your office or workspace Your quick response lets them know you care about them and what they have to say Operation couldn t be more simple Follow the installation instructions for the Base Unit Charge the battery in the portable unit Connect your headpiece and begin your CORD FREE communications Welcome to the high ground
4. Svstem users After vou hear the intercom dial tone dial 9 to get an outside line Then follow the procedure described above To make a callon a specific line refer to the Partner Svstem user guide Listen for a dial tone then dial a phone number Portable Unitn manually or by memory speed dial At the end of your conversation press one of the ON OFF keys to end your call The ON OFF MUTE indicator on the portable unit and the In Use indicator on the base unit will turn off Answering a Call To receive an inbound call make sure that the ringer control on the portable unit is turned on or that you can hear the ringer of your base unit When the portable unit and or the base unit rings put on the headpiece and answer the call by pressing one of the ON OFF keys The ON OFF MUTE indicator on the portable unit and the In Use indicator on the base unit will turn on A Portable Unit o At the end of your conversation press one of the i ON OFF keys to end your call The ON OFF MUTE indicator on the portable unit and the In Use indicator on the base unit will turn off Partner System users To answer a call ringing at another extension refer to the Partner System user guide Adjusting the Headset Volume To increase the headset receiver volume press the VOLUME key To decrease receiver volume press the VOLUME key If either key is pressed and released several times in succession the volu
5. manual for a list of battery manufacturers and models Do not dispose of the battery pack in a fire The cell may explode Check with local codes for possible special disposal instructions See page 14 for information on battery recycling Do not open or mutilate battery pack Released electrolyte is corrosive and may cause damage to the eyes or skin It may be toxic is swallowed Exercise care in handling batteries in order not to short the battery with conducting materials such as rings bracelets and keys The battery pack or conductor may overheat and cause burns Charge the battery pack in accordance with instructions supplied with this unit Observe proper orientation between battery pack and charger contacts TABLE OF CONTENTS I Important Safety Instructions II Welcome III Cord Free Headset Feature Benefits q A Portable Unit and Accessories B Base Unit and Accessories C Universal Headpiece Stvles V Installation A For Standard Telephone Users Attaching the Telephone Line Cord and AC Adapter B For AT amp T Partner System Users Connecting the Cord Free Headset to Xour Partner Svstem Phone C Setting the Ringer Controls D Setting the Tone Pulse Switch E Installing and Charging the Batterv Pack F Attaching a Universal Headpiece G Wearing a Universal Headpiece H Wearing the Portable Unit I Installing the Wall Mount Option J Positioning the Base Unit Antenna VI Portable Unit Operation A
6. of modern business a place where productivity is enhanced customers are reassured and communication is maintained PRODUCT FEATURES e Guaranteed to work designed and certified to operate with your Partner Partner Plus or Partner II System e Pocket size portable offers total flexibility slip in a pocket clip on a belt or use neck strap wear e Complete compatibility with AT amp T Universal Headsets gives you the freedom to choose any available headpiece style e Clear secure cord free communications activate the unit and automatically select one of 65 000 security codes e Duplicate ON OFF amp Mute Feature controls ON OFF amp Mute buttons located on top and front of the portable dial pad help simplify operation e Speed dialing of frequently called numbers the portable dial pad stores up to 10 phone numbers e Repeat dialing the portable unit includes a last number dialed feature e One way page helps locate you or your portable dial pad when you are away from the base unit e Duplicate in use indicators an In Use lamp on the base unit and ON OFF lamp on the portable unit illuminate when the headset is in use e Low battery warning lamp warns you when your battery needs recharging e Base Unit Operation allows you to use your headset when batteries are low e Standard system phone connectivity connects to all telephone systems that offer a connection for a standard telephone e Standard home phone connectivity conn
7. seconds to ensure a common securitv code Unplug AC adapter from base unit and batterv pack from portable unit reattach power sources and place portable unit in base unit Determine if portable unit is outside range of base unit Determine if low batterv condition exists Move base unit to alternate location Ensure units are located awav from radio frequencv devices Ensure AC adapter and telephone line cord are properlv installed Verifv that Tone Pulse switch is set appropriatelv Ensure headpiece is properlv positioned Adjust volume control as necessarv Determine if MUTE is turned on Ensure that base unit antenna is fullv extended and positioned verticallv Ensure batterv pack is installed in portable unit Clean metal charging contacts on portable unit INDICATION Portable unit won t turn on or allow outbound or inbound calls Portable unit batterv pack won t charge properlv Headset is picking up interference Headset user can t hear caller Caller can t hear headset user Portable unit locks up or loses com munications 18 LIMITED WARRANTV AND LIMITATION OF LIABILITV Limited Warrantv AT amp T warrants to you the customer that your AT amp T telecommunications equipment will be in good working order on the date AT amp T or its authorized reseller delivers or installs the equipment whichever is later Warranty Date If you notify AT amp T or its authorized reseller wi
8. C 4 If the telephone company requests information on what equipment is connected to their lines inform them of a The telephone number to which this unit is connected b The ringer equivalence number c The USOC jack required RJ 11C d The FCC Registration Number Items b and d are indicated on the label The Ringer Equivalence Number REN is used to determine how many devices can be connected to your telephone line In most areas the sum of the RENs of all devices on any one line should not exceed five 5 0 If too many devices are attached they may not ring properly Service Requirements In the event of equipment malfunction all repairs should be performed by AT amp T or an authorized agent It is the responsibility of users requiring service to report the need for service to AT amp T or to one of its authorized agents Service can be obtained as noted in the Warranty Information section 21 Partner and Partner II are registered trademarks of AT amp T Supra Mirage and StarSet are registered trademarks of Plantronics Inc Printed in the United States 40423 i PKG 1289 0423 01 8 95
9. I 4 lt Tone 9 On Off Low B Mute On Off i se O O 6 OOO O10 eo 000 O voci Replacing the Batterv Pack The batterv pack mav need to be replaced when it is no longer able to maintain a charge When replacing the NICAD battery pack use only the specified packs as follow e Sanyo 3N 270AA 3 6V 270mAh e GP NT30AAK3BML e Varta VIP 105 6 portable unit Before operating the portable unit follow the instructions outlined in the section on jInstalling and Charging the Battery Pack Once the new batterv pack is fullv charged re enter anv phone numbers that were previously stored in memory speed dial see section on JUsing Memory Speed Dial The RBRC Seal and Battery Recycling The RBRC Seal on the nickel cadmium battery pack contained in our product indicates that AT amp T is voluntarily participating in an industry program to collect and recycle these battery packs at the end of their useful life when taken out of service within the United States The RBRC program provides a convenient alternative to placing spent nickel cadmium battery packs into the trash or municipal waste stream which is illegal in some areas AT amp T payments to RBRC makes it easy for you to drop off the spent battery pack at local retailers of replacement nickel cadmium batteries You may also contact your local recycling center or call 1 800 8BATTERY fo
10. IGURE 2 AC adapter 6 feet 1 83 meters Telephone line cord 7 feet 2 13 meters Bridging Adapter Cradle and battery contacts 5a Tone pulse switch 5b Ringer control Sc AC adapter jack 5d Telephone jack 6 Antenna 7 Battery charging indicator 8 In use indicator 9 Page key 10 Wall mount and headpiece holder D 0 N Back Panel of Base Unit ecs 53 UNIVERSAL HEADPIECE STVLES FIGURE 3 Supra Monaural Supra Monaural Headpiece Noise Cancelling Headpiece Supra Binaural Supra Binaural Headpiece Noise Cancelling Headpiece Mirage Headpiece StarSet Headpiece 5 INSTALLATION FOR STANDARD TELEPHONE USERS Attaching the Telephone Line Cord and AC Adapter Jsase Unit Connect the telephone line cord to the telephone jacks Line Cord in the base unit and wall Connect one end of the AC adapter to the base unit and plug the other end into a standard electrical outlet AC Adapter 110 VAC 60 Hz FOR AT amp T PARTNER SYSTEM USERS Connecting the Cord Free Headset to Your Partner System Phone Refer to the Partner System Installation and User Guide for installation features and use of the Partner System Only changes from the standard system operation will be discussed in this section You can connect the Cord Free Headset on an Wall Jack extension by itself in the same manner as a Cord Free standard touch tone telephone or you can use KA Headset A n A 2 A
11. Redial Pause kev while the portable unit is turned on To insert a 3 second pause in a memorv dialing sequence press the Redial Pause key when entering a number into memorv storage Partner Svstem users Note that the Cord Free Headset s Redial kev mav not be effective if the last number dialed was for an outside call In this case use the Partner Svstem s Last Number Redial feature by pressing 0 5 MUTE Keys In the mute mode a caller will be unable to hear you but you will be able to hear the caller To mute the headpiece microphone press and release one of the MUTE keys The ON OFF MUTE indicator will flash when the headpiece is in this mode To turn the mute mode off press one of the MUTE keys again Once the mute mode is disabled the caller will once again be able to hear you and the ON OFF MUTE indicator will cease flashing but remain lit CHNL Key If you experience interference during your phone conversation press the CHNL key to select a new clear channel If the portable unit is out of range or no other channels are clear the portable unit will beep twice and remain unchanged FLASH Key Home Office Use If you subscribe to special services from your phone company e g call waiting you may use the FLASH key to access these services 12 TONE Key Home Office Use In order to interact with systems such as voice mail and answering machines you may need to use tone dialing
12. e unit mav 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 vour 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 portable unit and belt clip To wear the portable unit around vour neck attach the neck strap to the holster belt clip Snap the portable unit into the belt clip and place the neck strap around vour neck Adjust the length of the strap as appropriate Installing the Wall Mount Option If mounting the base unit on the wall is desired snap the tabs of the optional wall mount into the corresponding slots of the base unit Mount the base unit and its wall mount onto a telephone line faceplate or other wall attachment The headpiece holder attached to the wall mount may be used to store a headband style headpiece when not in use Positioning the Base Unit Antenna Fully extend the base unit antenna Whether the base unit is desk mounted or wall mounted adjust the base unit antenna so that it is positioned vertically PORTABLE UNIT OPERATION Making a Call To make an outgoing call put on the headpiece and turn on the portable unit bv pressing one of the ON OFF kevs The ON OFF MUTE indicator on the portable unit and the In Use indicator on the base unit will turn on Partner
13. ects to all standard home telephones e 1 2 users allows up to two simultaneous cord free telephone line users at the same time GETTING STARTED Your CORD FREE headset consists of two component packages a Base Unit package and a Headpiece package Figuresti a Bis and illustrate the items included with the Base Unit package The currentiv available headpiece stvles are illustrated infFigue 3 As Figures 1 amp Plillustrate the Base Unit package includes several required and convenience accessories Please locate and familiarize yourself with all required and convenience components Figures 1 amp also locate and identify the function of all feature but tons switches indicators and connectors Please familiarize yourself with the use and characteristics of these items Once you feel comfortable with the information provided in this section please proceed to the Installation Section PORTABLE UNIT AND ACCESSORIES Portable unit cable ON OFF kevs Headset jack Beltclip well and batterv contacts RINGER ON OFF Batterv compartment ON OFF amp MUTE indicator LOW BATTERY indicator MUTE keys Antenna REDIAL PAUSE key CHANNEL selection key MEMORY storage and recall key FLASH key TONE key Battery pack Holster belt clip Neck strap CATA Memory dial directory Ne Dr n nr Hu Volume control not shown 3 BASE UNIT AND ACCESSORIES F
14. f the product has been exposed to rain or water D 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 require extensive work by a qualified technician to restore the product to normal operation E If the product has been dropped or the cabinet has been damaged F If the product exhibits a distinct change in performance Never install telephone wiring during a lightning storm Never install telephone jacks in wet locations unless the jack is specifically designed for wet locations Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected at the network interface Use caution when installing or modifying telephone lines Use only with Class 2 power source rated at an input voltage of 110 VAC 60 Hz and an output voltage of 12 Vdc 300 mA The Cord Free Headset requires AC power in order to operate In order to have phone service during a power outage have another telephone available that is powered only by the telephone line Keep all product cords and cables away from operating machinery SAVE THESE INSTRUCTIONS CAUTION To reduce the risk of fire or injury to persons read and follow these instructions l ii Use only the following type and size battery pack See page 14 of this
15. ible tones will also be heard Should you lose communications between the portable and base units place the portable unit back in the cradle of the base unit Once a beep is heard through the headpiece approximately 2 seconds a common security code will be established and you may resume using the product 15 Maintaining Secure Communications Everv time the portable unit is placed in the cradle of the base unit a unique sccuritv code is established between the two units i e one of 65 000 codes Once this code is established other portable units will be unable to make or receive calls from this same base unit Using the PAGE Kev To page a headset user or locate the portable unit you may use the PAGE key on the base unit For Page to work the ringer on the portable unit must be set to the On position To send a quick paging signal press and release the PAGE key The portable unit will ring once for several seconds To send a sustained paging signal press the PAGE key twice in succession The portable unit will ring continuously for 25 seconds or until you press one of the ON OFF keys on the portable unit 16 QUICK REFERENCE GUIDE ITEMS TO CHECK Determine if base and portable unit ringers are turned on and ON OFF kev has been pressed Remove portable unit from base for at least five minutes then replace portable unit in base unit cradle until beep is heard through headpiece approximatelv two
16. 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 e Reorient or relocate the receiving antenna e Increase the separation between the equipment and receiver e Connect the equipment into an outlet on a circuit different from that to which the receiver is needed e Consult the dealer or an experienced radio TV technician for help ECC Requirements Part 68 1 The Federal Communications Commission FCC has established Rules which permit this device to be directly connected to the telephone network Standardized jacks are used for these connections This equipment should not be used on party lines or coin phones 2 If this device is malfunctioning it may also be causing harm to the telephone network this device should be disconnected until the source of the problem can be determined and until repair has been made If this is not done the telephone company may temporarily disconnect service 3 The telephone company may make changes in its technical operations and procedures if such changes affect the compatibility or use of this device the telephone company is required to give adequate notice of the changes You will be advised of your right to file a complaint with the FC
17. me level will continue to step up or down until it reaches a maximum or minimum level 10 Using Memorv Speed Dial To store phone numbers into memorv speed dial Press the MEM STORE kev 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 mav be up to 16 digits long and may include one or more PAUSE or TONE key sequences See section on Using Other Function Keys Partner System users To program an outside number on the Cord Free Headset memory speed dial enter 9 then press the Pause key twice before keying in the digits of the phone number you wish to store After entering the last of the key sequence press the MEM STORE key again and enter one of ten memory locations i e 0 9 The portable unit will give a long audio tone if the above process is completed successfully For future reference enter the memory location and the phone number on the memory dial directory To dial phone numbers using memory speed dial Turn on the portable unit by pressing one of the ON OFF keys Listen for a dial tone then press the MEM STORE key and the memory location of the phone number to be dialed i e 0 9 11 OnOff Low B Mute On Off Mute Redial Pause e O e On Off Low B Mute Using Other Function Kevs REDIAL PAUSE Kev On Off Low B To call the last number dialed press the
18. ol or 5 acts of third parties and acts of God AT amp T S OBLIGATION TO REPAIR REPLACE OR REFUND AS SET FORTH ABOVE IS YOUR EXCLUSIVE REMEDY THIS WARRANTY IS VOID UNLESS YOUR SYSTEM WAS PURCHASED DIRECTLY FROM AT amp T OR AN AT amp T AUTHORIZED RESELLER FOR INSTALLATION IN THE U S A OR PUERTO RICO EXCEPT AS SPECIFICALLY SET FORTH ABOVE AT amp T ITS AFFILIATES SUP PLIERS AND AUTHORIZED RESELLERS MAKE NO WARRANTIES EXPRESS OR IMPLIED AND SPECIFICALLY DISCLAIM ANY WARRANTIES OF MER CHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE Limitation of Liability EXCEPT FOR PERSONAL INJURY OR DAMAGE TO TANGIBLE PERSONAL PROPERTY CAUSED SOLELY BY AT amp T S NEGLIGENCE THE LIABILITY OF AT amp T ITS AFFILIATES SUPPLIERS AND AUTHORIZED RESELLERS FOR ANY CLAIMS LOSSES DAMAGES OR EXPENSES FROM ANV CAUSE WHATSOEVER INCLUDING ACTS OR OMISSIONS OF THIRD PARTIES REGARDLESS OF THE FORM OF ACTION WHETHER IN CONTRACT TORT OR OTHERWISE SHALL NOT EXCEED AN AMOUNT EQUAL TO THE LESSER OF THE DIRECT DAM AGES PROVEN OR THE PURCHASE PRICE OF THE EQUIPMENT IN NO EVENT SHALL AT amp T OR ITS AFFILIATES SUPPLIERS OR AUTHORIZED RESELLERS BE LIABLE FOR INCIDENTAL RELIANCE CONSEQUENTIAL OR ANY OTHER INDIRECT LOSS OR DAMAGE INCLUDING LOST PROFITS OR REVENUES INCURRED IN CONNECTION WITH THE EQUIPMENT THIS LIMITATION OF LIABILITY SHALL SURVIVE FAILURE OF THE EXCLUSIVE REMEDY SET FORTH IN THE LIMITED WARRANTY ABOVE SERVICE INFORMATION Sho
19. oth hands then pressing down with both thumbs to push the battery door down and away from the portable unit Plug the battery pack lead into the portable unit connector Place the battery pack inside the portable unit and close the battery compartment Place the portable unit into the cradle of the base unit and verify that the charge indicator on the base unit has turned on Before using the Cord Free Headset for the first time let the battery pack charge for 12 hours During the course of operation recharge the batterv pack as needed see the Portable Unit Operating Pisa regarding low battery indicators 7 Bottom of portable unit 5 6 o OOOO Or MOQ0 01 SELECTING AND ATTACHING A UNIVERSAL HEADPIECE Each of the Universal Headpieces has a universal cable connection o N Supra Monaural Supra Monaural Mirage Headpiece Headpiece Noise Cancelling Headpiece upra Binaural Supra Binaural StarSet Headpiece Headpiece Noise Cancelling Headpiece Join the headpiece connector to the mating connector of the portable unit cable Insert the portable unit cable plug into the portable unit WEARING A UNIVERSAL HEADPIECE For instructions on how to adjust and wear vour universal headpiece please refer to the user guide that accompanies vour headpiece Wearing the Portable Unit The portabl
20. r information on where to return the spent battery pack AT amp T s involvement in this program is part of its commitment to protecting our environment and conserving natural resources RBRC is a trademark of the Rechargeable Battery Recycling Corporation 14 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 location will provide optimum performance In addition minimize communications inter ference by limiting the operation of other radio frequency devices around the Cord Free Headset Such devices include other cordless phones wireless PBX systems and wireless local area networks When you turn on the Cord Free Headset it automatically selects a clear communications channel If this channel starts to degrade press the CHNL key to select a new clear channel from the 10 channels available If you move outside the range of the base unit communications between the units will become intermittent To prevent this from hap pening stay within the range of operation approximately 20 feet If you try to turn on the portable unit when it is out of range or no channels are available the ON OFF MUTE indicator will turn on and then off Aud
21. thin one year of the Warranty Date that your equipment is not in good working order AT amp T will without charge to you repair or replace at its option the equipment that is not in good working order Repair or replacement parts may be new or refurbished and will be provided on an exchange basis If AT amp T determines that the equipment cannot be repaired or replaced AT amp T will remove the equipment and at your option refund the purchase price of the equipment or apply the purchase price towards the purchase of other comparable AT amp T equipment If you purchased your equipment directly from AT amp T AT amp T will perform warranty repair in accordance with the terms and conditions of the specific AT amp T maintenance plan you selected A written explanation of AT amp T s maintenance plans may be obtained from AT amp T by calling 1 800 247 7000 If you purchased your equipment from an AT amp T authorized reseller contact your reseller for the details of the maintenance plan applicable to your system AT amp T will not be responsible under this limited warranty for damages resulting from 1 failure to follow AT amp T s installation operation or maintenance instructions 2 unauthorized equipment modification movement or alteration 3 unauthorized use of common carrier communication services accessed through the equipment 4 abuse misuse or negligent acts or omissions of the customer and persons under the customer s contr
22. uld you encounter difficulties or be uncertain about proper installation please refer to he Quick Reference Guidelon page 13 In addition AT amp T provides a toll free customer help line 24 hours a day In the USA call the AT amp T help line at 1 800 628 2888 for assistance If you wish to obtain service under the Warranty specified in your agreement with AT amp T please contact your AT amp T representative or place of purchase FCC INFORMATION FCC Requirements Part 15 This cordless telephone system complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 This device must accept any interference received including interference that may cause undesired operation CAUTION e Privacy of operation may not be ensured when using this phone e Changes or modifications not expressly approved in writing by AT amp T may void the user s authority to operate this equipment NOTE This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications 20 However there
23. w Customer Instruction Booklet Cord Free Headset Model 2U20 CIB 107 658 957 Cord Free Headset 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 l 2 Read and understand all instructions Follow all warnings and instructions marked on the product The svmbol A identifies and alerts the user to the presence of important operating and service instructions Unplug this product from the wall outlet before cleaning Do not use liquid cleaners or aerosol cleaners Use a damp cloth for cleaning Do not locate base unit near water for example near a bath tub wash bowl kitchen sink or laundrv tub in a wet basement or near a swimming pool Do not place this product on an unstable cart stand or table The product may fall causing serious damage to the product Slots and openings in the cabinet and the bottom or back are provided for ventilation to protect it from overheating these openings must not be blocked or covered The openings should never be blocked by placing the product in the bed sofa rug or other similar surface This product should never be placed near or over a radiator or heat register This product should not be placed in a built in installation unless proper ventilation is provided This product should be operated only from the t
24. ype of power source indicated on the marking label If you are not sure of the type of power supply to your home consult your dealer or local power company Do not allow anything to rest on the power cord Do not locate this product where the cord will be abused by persons walking on it Do not overload outlets and extension cords as this can result in the risk of fire or electric shock Never push objects of any kind into this product through cabinet slots as they may touch dangerous voltage points or short out parts that could result in a risk of fire or electric shock Never spill liquid of any kind on the product To reduce the risk of electric shock do not disassemble this product but take it to qualified servicemen when service or repair work is required Opening or removing covers may expose you to dangerous voltages or other risks Incorrect reassembly can cause electric shock when the appliance is subsequently used Avoid using a telephone other than a cordless type during an electrical storm There may be a risk of electric shock from lightning Do not use the telephone to report a gas leak in the vicinity of the leak Unplug this product from the wall outlet and refer servicing to qualified service personnel under the following conditions A When the power supply cord or plug is damaged or frayed B If liquid has been spilled into the product 15 16 17 18 A 19 20 21 C I
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