CS540 Wireless Headset SystemUser Guide

ContentsWelcome 3What’s in the Box 4Base and Headset Basics 5Accessories 6Customize Your Headset 7Change Headset Configuration 7Left Earloop Assembly 7Headband Assembly 8Position Your Headset 9Connect Your Desk Phone 10Connect the Power 10Charge the Headset 10Connect and Configure Your Desk Phone 11Desk Phone (standard) 11Check Configuration and Make a Test Call 12Desk Phone plus HL10 Lifter (sold separately) 13Desk Phone plus EHS Cable 15Position Your Base 16Your Headset 17Headset Controls 17Talk Time 17Battery 18Muting Your Headset During a Call 18Adjusting Your Headset Volume 18Your Base 20Base Phone Button and Switches 20Subscription Button 20Wideband/Narrowband Audio Switch 21Auto Answer Switch 21Daily Use 22Place an Outgoing Call 22Answer an Incoming Call 22Conference Up to Three Additional Headsets 22Troubleshooting 23Headset 23Desk Phone 232

WelcomeWelcomeCongratulations on purchasing your new Plantronics product. This guide contains instructions forsetting up and using your CS540 Wireless Headset System.Please refer to the separate safety instructions for important product safety information prior toinstallation or use of the product.The enclosed DECT 6.0 wireless product uses restricted wireless radio frequencies which vary bycountry. DECT 6.0 devices are generally authorized for use in The Americas. Use of this DECT 6.0product in unauthorized countries is a violation of law, may disrupt telecommunications networksand devices, and can subject you to fines and penalties by regulatory agencies. For specificcountries in which DECT 6.0 devices may be lawfully used, please consult the following: 283

What’s in the BoxHeadset with pre-installed battery,eartip and earloopBaseFit kit instruction cardHeadbandOther size eartip and earloopsPower supplyTelephone interface cable4

Base and Headset BasicsBase overviewBACKFRONT41231 Call/mute LED2 Power on/subscription LED3 Charging LED4 Subscription button5 Narrowband/wideband audio switch6 Power jack7 Handset lifter/EHS cable jack8 Telephone interface cable jack9 Auto answer switch10 Listening volume dial*11 Speaking volume dial*12 Configuration switch**For installation set up56789BOTTOM101112Headset overview1 2 345671 Earloop2 Eartip3 Volume/mute button4 Call control button5 Battery Cover6 Headset LED7 Microphone5

Accessories21341B ehind-the-Head Headband Extremely light and comfortable wearing alternative.2 Fit kit with earloops, eartips and foam sleeve3E lectronic Hookswitch Cable (EHS) Electronically takes your desk phone handset off hook.Enables remote call answer/end with your headset.4 HL10 Lifter Automatically lifts handset and returns it to the cradle. Enables remote callanswer/end with your headset.6

Customize Your HeadsetYour headset comes configured for your right ear with a pre-installed smalleartip and medium earloop. You can also configure your headset for your leftear, install a different sized eartip and earloop, or install the headband.Change Headset Configuration1 Gently pull the eartip from the headset. Rotate the earloop down 90 .NOTE You will feel resistance when rotating the earloop down; this is normal.90º2 Remove the earloop from the headset.3 To wear the headset on the right ear but with a different size earloop or eartip, select the size youwant and reinstall in reverse order as shown. Be sure notch in the eartip faces the microphone.90ºLeft Earloop Assembly90º the earloop as shown and insert it1 Choose the size of earloop that fits most comfortably. Alignonto the headset. Be sure the earloop is flat against the headset and rotate the earloop up 90 .90º90º90º2 Choose the size of eartip that fits most comfortably. Align the eartip with the notch facing themicrophone as shown. Press on to attach.7

Headband AssemblyThe headset can be rotated for wearing on the left or right ear.NOTE Before installing the headband, remove the eartip and earloop from the headset.1 Hold the headband so it is aligned to receive the headset as shown and insert the headset intothe headband.2 Rotate the headset up.3 To optimize the position of the headset, push the headset in so the microphone is close to thecorner of your mouth.8

Position Your HeadsetWhen you wear the headset, the microphone should rest as close to your cheek as possiblewithout touching. The microphone can be adjusted inward by the pivoting earpiece to optimizethe position of the headset.1 Slide the headset over and behind your ear and fit the eartip into your ear.2 Holding the base of the headset, push it in and back towards your ear to allow the pivotingearpiece to bring the microphone close to your mouth. As the base of the headset movesbackwards, you will feel soft clicks until the microphone rests close to your cheek.9

Connect Your Desk PhoneThis section describes how to connect the base to your desk phone.Connect the PowerPlug one end of the power supply into the power jack on the back of the base and the other endinto a working power outlet. The Power On LED will be solid white.Charge the Headset 20Place the headset in the charge cradle. The charging LED on the base will flash green whencharging and turn solid green when the headset is fully charged. Charge for at least 20 minutesprior to the first use. A full charge takes 3 hours.NOTE This product has a replaceable battery. Use only the battery type supplied by Plantronics.10

Connect and Configure Your Desk PhoneThere are three setup options for connecting the CS540 to your desk phone. Select one of thefollowing and continue. Desk phone (standard) Desk phone HL10 lifter (sold separately) Desk phone EHS cable (sold separately)NOTE If you will be using a standard desk phone set up or a desk phone with an HL10 lifter,continue below. If you will be using the desk phone with an EHS cable, refer to Desk phone plus EHScable section in this guide. For further installation information refer to the EHS Getting Startedguide that came with your EHS cable or at Phone (standard)1 Connect one end of the telephone interface cable to the back of the base.2 Disconnect the handset coil cord from the desk phone and re-connect it to the telephoneinterface cable junction box.3 Connect the remaining end of the telephone interface cable into the open handset port on thedesk phone.NOTE Your desk phone handset will continue to work; it’s just hooked up differently.USENOTE If your phone has a built-in headset port, you should only use the headset port if you will notbe using the HL10 lifter. In this configuration, you must press both the headset button on your phoneand the call control button on the headset to answer or end calls.11

Check Configuration and Make a Test Call1 If your desk phone has a volume control set it to mid-range.2 Look at the bottom panel of your base and make sure the default settings are correct. Set yourdesk phone’s volume also.listening volume dial () 2 and speaking volume dial () 2configuration switch Adesk phone volume mid-range3 Remove the handset from desk phone cradle.4 While wearing your headset, press the call control button on the headset.5 If you do not hear a dial tone, adjust the configuration switch (A-G) until you do.NOTE For most phones, these factory default settings will sound the best.6 Dial a test call from the desk phone. If needed, fine tune the volume with the headset volumecontrols. You can also adjust the desk phone speaking and listening volumes on the bottom ofthe base.12

Desk Phone plus HL10 Lifter (sold separately)NOTE First follow the steps above for Desk Phone (Standard).1 Firmly press the handset lifter power cord into the handset lifter jack.USE2 While wearing your headset, slide the handset lifter arm under the handset until the lifter basetouches the side of the phone.3 Slide the lifter up to where it nearly touches the handset earpiece.4 Press the call control button on your headset to activate the lifter.5 If you hear a dial tone the lifter is set correctly and needs no adjustment.6 Remove the protective strips from the 3 mounting tapes on the underside of the lifter.7 Gently place the lifter on the desk phone in the pre-determined position.8 Press firmly to adhere.13

If You Do Not Hear a Dial Tone1 If you do not hear a dial tone, raise the lifter height switch to the next highest position.2 Repeat steps 2 through 5 above as necessary until you hear a dial tone.3 When you hear a dial tone, secure the lifter as described in steps 6 though 8.Additional Parts (if required)Use extender arm when the handset lifter needs additional stability lifting and returninghandset to cradle.Extender Arm1 Slide extender arm onto lifter.2 Stabilizers can be shifted left and right. Position stabilizers on outsides of handset to gentlygrip the phone.212Ringer MicrophoneUse ringer microphone only when the telephone speaker is not located directly under thehandset.1 Remove cover from ringer microphone jack on back of lifter.2 Connect ringer microphone plug.3 Place ringer microphone over phone speaker. Remove adhesive tape and attach.31214

For Nortel Phones OnlyDesk Phone plus EHS Cable1 Connect the end of the EHS cable to the base and the other end to the desk phone asdescribed in the EHS Adapter Getting Started guide.NOTE For further installation information refer to the EHS Getting Started guide that came withyour EHS cable or at

Position Your BaseThe minimum recommended separation between your desk phone and the base is 6 inches.The minimum recommended separation between the base and computer is 12 inches.Incorrect position can cause noise and interference problems.16

Your HeadsetNow that you’ve configured your headset and connected your desk phone,read this section to learn about the headset features, how to use thecontrols and more.Headset Controls1231 Volume/Mute buttonThis table describes volume controls if you wear the headset on the right.The volume controls are opposite if you wear it on the left.Increase the volumePress the volume button up.Decrease the volumePress the volume button down.Mute/unmute a callTo mute/unmute the headset, press the volume/mute button in.2 Call control buttonPlace, answer, end a call3 Headset LEDBriefly press the call control button.Flashes white when in use.IMPORTANT For your safety, do not use headset at high volumes for extended periodsof time. Doing so can cause hearing loss. Always listen at moderate levels. For moreinformation on headsets and hearing visit: TimeWith a single full charge, the CS540 will provide up to 7 hours of talk time. Talk time will bereduced when operating in wideband mode or if the headset is used consistently at a fardistance from the base.17

BatteryThis product has a replaceable battery. To ensure replacement batteries meet Plantronics highquality standards and for optimal performance, only use replacement batteries provided byPlantronics.Low Battery WarningIf you are on a call and the headset battery is critically low, you will hear a repeated singlelow tone every 15 seconds indicating that the battery is low. You should recharge the headsetimmediately.If you are not on a call and press the call control button, you will hear three low tones if thebattery is critically low. You should recharge the headset immediately.Battery ReplacementIf after long use you notice that a fully charged battery is no longer lasting long enough, youcan replace it.1 Slide battery cover down and remove from headset.2 With your thumb and index finger, pull the battery out from the attachment clip.3 With you thumb and index finger, grasp the battery connector and disconnect connector andbattery from headset.4 Install the new battery by reversing the previous steps.Muting Your Headset During a CallTo mute/unmute the call, press the volume button in.When mute is activated, the Call/mute LED on the base will be solid red and you will hear threehigh tones (you will still be able to hear the caller).Adjusting Your Headset VolumeFine-tune your headset volume by pressing the volume/mute button up (increase) or down(decrease) if you wear your headset on the right. If you wear it on the left, it’s opposite: pressdown to increase the volume and up to decrease the volume.Make set up volume adjustments for the desk phone with the base volume dials.18

Out of Range Warning TonesIf you are on a call and go out of the operating range, you will hear three low tones. You willhear a single mid tone when you are back in range.If you stay out of range, an active call will be suspended. The call will be re-established whenyou walk back into range. If you remain out of range for more than 5 minutes, the system willdrop the call.If you are not on a call and go out of the operating range and then press the call control button,you will hear a single tone for the button press and three low tones for the failure to make alink.19

Your BaseBase Phone Button and Switches1 21 Subscription Button3The headset and base that came in the box are subscribed (connected) to each other. However,if you wish to use a new headset or need to restore subscription to your current headset, theunits can be subscribed to each other by the following two methods.Automatic Secure SubscriptionWith your system idle, docking a headset will automatically subscribe it to the base, makingit the primary headset. The Power On/Subscription LED will flash white during subscriptionprocess and become solid white when the new subscription is established.Manual Over-the-Air Subscription1 With your system idle and your headset undocked, press and hold the subscription button onthe base for three seconds. The Power on/subscription light will flash white.2 Press and hold the volume up button on the headset for three seconds until the headset LEDturns solid white. When the Power on/subscription LED on the base becomes solid white, theheadset and base are subscribed to one another.NOTE If the subscription process times out after two minutes or if the subscription processfails, the subscription LED on the base will go dark for three seconds and then re-illuminatesteadily to indicate power is applied to the base. If this occurs, try to re-subscribe the headsetagain.Ending SubscriptionIf the base is in subscription mode and you want to stop the base from searching for a headset,press the subscription button again. The subscription LED on the base will go dark for threeseconds and then re-illuminate steadily to indicate power is applied to the base.Power On/Subscription LEDBase StatusPower On/Subscription LEDPrimary headset subscriptionFlashes whitePrimary headset subscribed to baseSolid whiteConference call headset subscriptionFlashes whiteActive conference call with guest headsetsFlashes white20

2 Wideband/Narrowband Audio SwitchThe CS540 has wideband audio, which allows speech to sound clearer and more natural. Ifyour desk phone is capable of wideband audio, set the Wideband-Narrowband audio switch toyellow for wideband.NOTE: Talk time will be reduced when operating in wideband mode.Set the switch to black (narrowband) for longer headset battery life or to increase the numberof systems that can work in a small area.3 Auto Answer SwitchAuto answer saves a button press to establish the radio link between headset and base. When autoanswer is set to black you must press the headset call control button to answer an incoming call.When Auto Answer is set to gray you can answer a call just by lifting headset from the base.NOTE Auto answer/end capability requires the use of an EHS cable or HL10 lifter. for more information.21

Daily UsePlace an Outgoing Call1 Wearing your headset, press the headset call control button.2 Remove the handset from the cradle. You will hear a dial tone.NOTE This step will be automatic if you install a lifter or EHS cable accessory. For a completelist of accessories, visit Dial the number using your desk phone.4 To end the call, press the headset call control button and hang up the handset.Answer an Incoming Call1 Wearing your headset, press the headset call control button.2 Remove the handset from the cradle speak to your caller.NOTE This step will be automatic if you install a lifter or EHS cable accessory. For a completelist of accessories, visit To end the call, press the headset call control button and hang up the handset.Conference Up to Three Additional HeadsetsYou can conference up to three additional headsets to a call in progress.Join a Conference CallWhile in an active link between the primary headset and the base (on a call), place the guestheadset into the primary user’s charge cradle (this connects the headset to the base). The basesubscription LED will begin flashing. After a few moments, the primary user will hear a tripletone in their headset indicating the guest headset wishes to join the call. Within ten seconds ofhearing the triple tone, press the primary headset’s call button to accept the guest headset. Ifthe process fails or times out because the button was not pressed within ten seconds the guestsubscription is terminated and the guest will hear an error tone in their headset.To connect a guest headset that is of different variety than the primary headset press the basesubscription button while the base has an active link. Next, press the guest headset volumeup button until the indicator light turns on. The base subscription LED will begin flashing andthe primary user will hear a triple tone in their headset indicating the guest headset wishesto join the call. Within ten seconds of hearing the triple tone, press the primary headset’s callbutton to accept the guest headset. If the process fails or times out because the button wasnot pressed within ten seconds the guest subscription is terminated and the guest will hear anerror tone in their headset.NOTE Headsets in a conference maintain independent mute controls. The base only indicates theprimary user’s mute state.Exit a Conference CallGuests headsets can remain as guests through multiple calls. To remove a guest headset, pressthe guest headset’s call control button or dock the primary user’s headset in the charge cradle.A single tone in the master headset will be heard as each guest leaves the call.NOTE The user of the primary headset in a multiple headset conference scenario may hearadditional tones (triple tones) in their headset and see the subscription LED on the base flash asguest headsets join the call. These additional tones and flashing LED indicate that the guest headsethas a different version of firmware than the primary headset, but can still be used for conferencing.22

TroubleshootingHeadsetMy headset is unstable.When you wear the headset, the microphone should rest as close to your cheekas possible without touching. The microphone can be adjusted inward by pivotingthe earpiece to optimize the position of the headset. See Position your headset.Headset has to be chargedtoo often.Talk time is not as long asstated.Switch the Wideband-Narrowband audio switch to narrowband (black).Talk time performance issignificantly degraded evenafter a full recharge.Battery is wearing out. Call Plantronics at (800) 544-4660 for ordering areplacement battery or contact us at PhoneI can’t hear a dial tone in the Make sure your headset is charged.headset.Make sure your headset is subscribed to base. See Subscription button.Press the call control button on your headset.If using a lifter, make sure the lifter is lifting the handset high enough to operatethe hookswitch; set to a higher setting if necessary.Adjust the configuration switch on the base until a dial tone is heard.Fine tune the listening volume on the headset.If the volume is still too low, adjust the Listening volume dial on the base.I hear static.Make sure there is at least 12 inches between your base and your computer, and6 inches between your base and your telephone. You may hear static as yourheadset is going out of range; move closer to the base.The sound is distorted.Lower the Speaking volume dial or Listening volume dial on the base. For mosttelephones the correct setting is position 2.If your desk phone has a volume control, lower until the distortion disappears.If the distortion is still present, adjust the headset volume control to lower theheadset speaker volume. If the distortion persists, lower the Listening volume dialon the base.Make sure there is at least 12 inches between your base and your computer, and 6inches between your base and your telephone.I hear echo in the headset.Lower the Listening volume dial and Speaking volume dial on the base. For mosttelephones, the correct setting is position 2.If the audio level is too low in this position, adjust the headset volume control toincrease the headset speaker volume.If your speaking volume is too low for your listener in this position, adjust theposition of the headset to make sure the microphone is as close as possible toyour mouth.Adjust the Configuration switch. The most commonly used position is “A”, which isthe default position.People I talk to can hear abuzz in the background.Move the base further away from your phone.If the base power supply is plugged into a power strip, plug it into the walldirectly.The handset lifter isinstalled but does not liftthe handset.Be sure the handset lifter power cord is firmly pushed into the handset lifter jackon the base.23

NEED MORE HELP?, Inc.345 Encinal StreetSanta Cruz, CA 95060United States 2013 Plantronics, Inc. All rights reserved. Plantronics, the logo design, CS540, and HL10 are trademarks or registered trademarks of Plantronics, Inc. All othertrademarks are the property of their respective owners.Patents US D635,548; D635,962; EM 001792276-0002; 001792276-0003; Patents Pending200978-06 (07.13)

2 Contents Welcome 3 What’s in the Box 4 Base and Headset Basics 5 Accessories 6 Customize Your Headset 7 Change Headset Configuration 7 Left Earloop Assembly 7 Headband Assembly 8 Position Your Headset 9 Connect Your Desk Phone 10 Connect the Power 10 Charge the Headset 10 Connect and Configure Your Desk Ph