2024年10月30日发(作者：肥永元)

Plantronics MDA220 USB

User Guide

Contents

Welcome3

4

5

7

What's in the box

Basics MDA220

Accessories6

Connect your Headset

Desk Phone: Connect and Call8

Desk Phone (standard)8

Check Configuration and Make a Test Call9

Desk Phone Plus HL10 and Power Supply (sold separately)

If You Do Not Hear a Dial Tone11

Computer: connect and call12

Connect Your Computer and Place a Call

MDA220 LED Indicators13

Daily use14

Answer an Incoming Call14

Place an Outgoing Call14

Switch Calls14

Troubleshooting15

Desk phone15

Softphone15

12

10

2

Welcome

Congratulations on purchasing your new Plantronics product. This guide contains instructions for

setting up and using your MDA220 USB audio switcher.

Please refer to the separate safety instructions for important product prior to installation or use

of the product.

3

What's in the box

MDA 220 Audio Switcher

Telephone Interface Cable

4

Basics MDA220

Front/TopBack

1

2

4

5

6

7

3

buttoncable jack*

2

Desk phone audio

7

Power jack*

button

3

USB headset/

8

Configuration slide

Bluetooth adapterswitch

port*

4

USB cable

9

Listening volume

(connect todial

computer)

5

Handset lifter/EHS

10

Speaking volume

jack*dial

*Accessories not included

1

Computer audio

6

Telephone interfaceBottom

9

8

10

4

5

Accessories

1

2

3

4

5

1

Electric hookswitch cable Electronically and automatically takes your desk phone handset off

hook. Enables remote call answer/end with your headset.

2

On-line indicator (OLI) A light that flashes once a call is activated. It allows others to know when

you are on a call.

3

HL10 lifter Automatically lifts handset and returns it to the cradle. Enables remote call

answer/end with your headset.

4

AC power supply Required when using the HL10 lifter.

5

USB Extension Cable Extends the length of the USB cable between the MDA200 and computer.

Accessories sold separately at /accessories

6

Connect your Headset

Connect your Plantronics supported USB corded headset or wireless USB headset adapter to the

MDA220 USB headset port.*

NOTE

Your headset will continue to function as if it were connected directly to the computer.

*For a list of supported headsets and wireless USB headset adapters see /support

7

Desk Phone: Connect and Call

There are three options for connecting the MDA220 to your desk phone.

•Desk Phone (standard)

•Desk phone + HL10 lifter and power supply (sold separately)

•Desk phone + EHS cable (sold separately)

NOTE

If you will be using Desk phone (standard) or Desk phone +HL10 lifter and power supply

continue below. If you will be using the Desk Phone + EHS cable, refer to EHS Getting Started guide

that came with your EHS cable or at /accessories for installation instructions.

Desk Phone (standard)

1

2

3

Connect one end of the telephone interface cable to the back of the switcher.

Disconnect the handset coil cord from the base of the desk phone and re-connect it to the

telephone interface cable junction box.

Connect the remaining end of the telephone interface cable into the open handset port on the desk

phone.

Your desk phone handset will continue to work; it’s just hooked up differently.

USE

using the HL10 lifter. In this configuration, you must press both the headset button on your phone and

the call button on the headset to answer or end calls

NOTE

If your phone has a built-in headset port, you should only use the headset port if you will not be

8

Check Configuration and

Make a Test Call

1

2

If your desk phone has a volume control set it to middle level-volume.

On the bottom of the switcher, ensure the configuration slide switch is set to "A", the listening

volume dial is set to 3 and the speaking volume is set to "2".

1

2

Remove the handset from the desk phone cradle (or if you connected your MDA220 product to the

headset connection on the bottom of the phone, press the headset button on your phone).

While wearing your headset, press the desk phone talk button on the MDA220.

3

4

If you do not hear a dial tone adjust the configuration switch to each successive position starting

with A and ending at G, until you do.

Dial a test call from the desk phone. Make sure that the person on the other end can clearly hear

you. In some cases the other end will experience extreme momentary or permanent echo, in this

case, you have an incorrect setting. Repeat steps 5 and 6 starting with the next candidate switch

position where a dial tone is heard.

If needed, adjust the listening volume dial if the other person is too loud or distorted. Ask the

person on the other end to speak at different volume levels.

If needed, adjust the speaking volume dial, while speaking at loud and medium volume levels, ask

the person on the other end if the sound is reasonably free from distortion.

End call by pressing the headset call button and returning the handset to the desk phone cradle (or

pressing the headset button on your phone if connected to a headset specific jack).

NOTE

If you will be installing the HL10 lifter and power supply, continue below. If not continue with

Computer: Connect and Call.

5

6

7

9

Desk Phone Plus HL10

and Power Supply (sold

separately)

1

Plug one end of the power supply into the power supply jack on the back of the MDA220 and the

other end into a working power outlet.

USE

2

Firmly press the handset lifter power cord into the handset lifter jack.

3

While wearing your headset, slide the handset lifter arm until the lifter base touches the side of the

phone.

4

5

6

7

8

9

Slide the lifter up to where it nearly touches the handset earpiece.

Press the call button on your headset to activate the lifter.

If you hear a dial tone the lifter is set correctly and needs no adjustment.

Remove the protective strips from the 3 mounting tapes on the underside of the lifter.

Gently place the lifter on the desk phone in the pre-determined position.

Press firmly to adhere.

10

If You Do Not Hear a Dial

Tone

1

If you do not hear a dial tone, raise the lifter height switch to the next highest position.

2

3

Repeat steps 3 through 6 above as necessary until you hear a dial tone.

When you hear a dial tone, secure the lifter as described in steps 7 through 9.

Additional parts (If required)

Use the extender arm when the headset lifter needs additional stability lifting and returning

headset to cradle.

Extender Arm

Slide extender arm onto lifter.

Stabilizers can be shifted left and right. Position stabilizers on outsides of handset to gently grip

the phone.

2

1

2

1

2

Ringer Microphone

Use ringer microphone only when the telephone speaker is not located directly under the handset,

1

2

3

Remove cover from ringer microphone jack on the back of lifter .

Connect ringer to microphone plug.

Place ringer microphone over phone speaker. Remove adhesive tape and attach.

1

3

2

For Nortel Phones Only

11

Computer: connect and call

Connect Your Computer

and Place a Call

1

Connect the USB cable from the MDA220 to the computer. The computer talk button LED will be

solid green.

2

While wearing headset, dial test call from computer softphone.

3

End call by pressing the computer talk button on the MDA220.

NOTE

To use the call feature with a softphone on th PC you will need to install Plantronics Hub. See

/software

12

MDA220 LED Indicators

LEDLED State

Solid green

Indication

Connected to PC audio (default condition)

Flashing greenIncoming PC call

Flashing yellowActive PC audio on hold

Flashing greenIncoming desk phone call

Solid greenDesk phone audio connected

Flashing yellowActive phone audio on hold

Both icons flashing green

for 2 seconds

MDA220 is booting up – once complete both LEDs will be off if no

headset is connected. If a headset is connected the PC icon will

remain lit solid green.

Solid redFirmware update in process – follow firmware update instruction

to clear once complete.

Over current condition – using HL10 without power supply.

Unplug MDA220, add power adapter, re-plug MDA220 to PC.

Headset fault – replace headset and power cycle the MDA220.

Solid red

Flashing red

When you press one of the two buttons, you are opening a phone line/audio channel. Depending

on the circumstances, you won't necessarily hear a dial tone until you've dialed from your phone.

The buttons allow you to switch to a different phone line/channel.

13

Daily use

Answer an Incoming Call

The easiest way to answer an incoming call from the desk phone or computer is to press the

flashing LED (desk phone or computer) talk button when you hear an incoming call.

Alternatively you can answer an incoming call by pressing the headset in-line control button if the

headset is so equipped.

NOTE

Remote answer/end capability for the desk phone requires the use of an EHS cable or HL10

lifter. Visit /accessories for more information.

NOTE

Remote answer/end capability for the PC is a software feature and dependent on a compatible

soffphone. If you do not install the software or don't have a compatible softphone you will need to

press the headset call button first. Visit /SoftphoneCompatibility for more

information.

Place an Outgoing Call

1

2

Outgoing desk phone calls

Wearing your headset, press the desk phone talk button on the MDA220.

Remove the headset from the cradle You will hear a dial tone.

NOTE

This step will be automatic if you install a lifter or EHS accessory. For a complete list of

accessorius, visit /accessories for more information.

Dial the number using your desk phone.

To end the call, press the desk phone talk button and hang up the handset.

Outgoing Softphone Calls

The easiest way to ma a softphone call is to dial the number on your softphone application while

wearing your headset. You will be automatically connected to your call. End the call by pressing

the computer talk button.

Softphone Compatibility Remote call answer/nd from the headset is available for compatible

softphone with no additional steps except when using Skype for Business.

3

4

Switch Calls

To switch from a desk phone call to a computer call (or visa versa) simply press the other call

button to answer incoming call or place an outgoing call. Active audio left on hold is indicated by a

flashing red icon.

14

Troubleshooting

Desk phone

I can't hear a dial tone in the

headset.

Adjust the configuration with on the switcher until a dial tone is

heard.

Fine tune the listening volume with the headset volume button.

If the volume is still too low, adjust the listening volume dial on the

switcher.

Make sure the lifter is lifting the handset high enough too operate

the hookswitch; set to a higher setting if necessary.

If you are using a wireless headset, ensure your headset is

subscribed to the USB adapter. See subscription instructions that

came with your wireless headset.

Make sure your headset is charged.

Press the call button on your headset.

I hear static.

If you are using a wireless headset, ensure there is at least 12

inches between the switcher and your computer, and 6 inches

between the switcher and your desk phone If adjusting the

distance doesn't help, your headset is going out of range, move

closer to the switcher

Lower the speaking volume dial and/or listening volume dial on the

switcher. For most telephone the correct setting is position 3.

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 the headset speaker volume. If the distortion persists

lower the listening volume dial on the switcher.

If you are using a wireless headset, ensure there is at least 12

inches between the switcher and your computer, and 6 inches

between the switcher and your desk phone.

The sound is distorted.

I hear echo in the headset.

Lower the listening volume and the speaking volume dials on the

switcher. For most telephone, the correct setting is position 3.

If the audio level is too low in this position, adjust the headset

volume control to increase the headset speaker volume.

If your speaking volume is too low for your listener in this position,

adjust the position of the headset to make sure the microphone is

as close as possible to your mouth.

Adjust the Configuration Switch. The most commonly used

position is "A", which is the default position.

People I talk to can hear a buzz in

the background.

If you are using a wireless headset, move the switcher further

away from your phone.

If the power supply (HL10 lifter only) is plugged into a power strip,

plug it into the wall directly.

The handset lifter is installed but

does not lift the handset.

Be sure the headset lifter power cord is firmly pushed into the

handset lifter jack on the switcher.

Softphone

When I dial from my softphone

application, nothing happens.

Ensure that the headset is the default sound device. The control

panel will launch the sound devices control panel by going to

Control Panels > Sound

15

Ensure that you are using a compatible softphone application. For

a list of compatible softphones, visit /software.

If you are using a wireless headset, ensure your headset is

subscribed to the USB adapter. See subscription instructions that

came with your wireless headset.

Make sure your headset is charged.

Ensure the Hub software is installed. To download, visit

If the Hub software in not installed and you do not have a

compatible softphone, you must first press the headset call button

and then use the softphone interface to place/answer/end calls.

Restart your computer

Speaking and/or listening volume is

too low or too high.

Adjust headset listening volume.

Adjust listening/speaking volume in the computer's sound control

panel/system preferences.

Adjust listening/speaking volumes in the softphone application.

The sound is distorted or I hear an

echo in the headset.

Reduce speaking and/or listening volume on the computer using

your softphone application.

Point microphone towards chin.

If the distortion is still present, lower the volume dal on the

headset.

If you are using a wireless headset, ensure there is at least 12

inches between the switcher and your computer, and 6 inches

between the switcher and your desk phone.

No audio connection to PC.

Unplug USB cable from switcher and then reconnect the cable.

Quit and then restart your PC audio or softphone application.

For Windows XP systems

•Refer to the "Audio" tab of the "Sounds and Audio Devices" option

in your PC Control Panel

•Under "Sound Playback", change the default setting from Savi

office to the PC speakers. Click "OK" to confirm your change.

For Windows Vista and Windows 7 systems

•Refer to the "Sound" option in your PC Control Panel.

•Under the "Playback' tab, change the default settings from

"Speakers Savi Office" to your PC speaker. Click "OK" to confirm

your change.

For Mac OS

•Chose Apple menu > System Preferences and click Sound.

•Click output, and then select "Internal Speakers" or your speaker

choice.

I can no longer hear any audio

through my PC Speakers.

16

NEED MORE HELP?

/support

Plantronics, Inc.

345 Encinal Street

Santa Cruz, CA 95060

United States

Plantronics B.V.

Scorpius 171

2132 LR Hoofddorp,

Netherlands

©

2107 Plantronics, Inc. All rights reserved. Plantronics, the logo design, MDA200, and HL10 are trademarks or registered trademarks of Plantronics, Inc.

Windows, Windows 7, Windows Vista, and Windows XP are registered trademarks of Microsoft Corporation in the US and other countries. Nortel is a

trademark of Nortel Networks. Skype is a registered trademark of Skype Limited. Apple and Mac OS are trademarks of Apple Computer, Inc. registered in

the US and other countries. All other trademarks are property of their respective owners.

207844-06 (02.17)

2024年10月30日发(作者：肥永元)

Plantronics MDA220 USB

User Guide

Contents

Welcome3

4

5

7

What's in the box

Basics MDA220

Accessories6

Connect your Headset

Desk Phone: Connect and Call8

Desk Phone (standard)8

Check Configuration and Make a Test Call9

Desk Phone Plus HL10 and Power Supply (sold separately)

If You Do Not Hear a Dial Tone11

Computer: connect and call12

Connect Your Computer and Place a Call

MDA220 LED Indicators13

Daily use14

Answer an Incoming Call14

Place an Outgoing Call14

Switch Calls14

Troubleshooting15

Desk phone15

Softphone15

12

10

2

Welcome

Congratulations on purchasing your new Plantronics product. This guide contains instructions for

setting up and using your MDA220 USB audio switcher.

Please refer to the separate safety instructions for important product prior to installation or use

of the product.

3

What's in the box

MDA 220 Audio Switcher

Telephone Interface Cable

4

Basics MDA220

Front/TopBack

1

2

4

5

6

7

3

buttoncable jack*

2

Desk phone audio

7

Power jack*

button

3

USB headset/

8

Configuration slide

Bluetooth adapterswitch

port*

4

USB cable

9

Listening volume

(connect todial

computer)

5

Handset lifter/EHS

10

Speaking volume

jack*dial

*Accessories not included

1

Computer audio

6

Telephone interfaceBottom

9

8

10

4

5

Accessories

1

2

3

4

5

1

Electric hookswitch cable Electronically and automatically takes your desk phone handset off

hook. Enables remote call answer/end with your headset.

2

On-line indicator (OLI) A light that flashes once a call is activated. It allows others to know when

you are on a call.

3

HL10 lifter Automatically lifts handset and returns it to the cradle. Enables remote call

answer/end with your headset.

4

AC power supply Required when using the HL10 lifter.

5

USB Extension Cable Extends the length of the USB cable between the MDA200 and computer.

Accessories sold separately at /accessories

6

Connect your Headset

Connect your Plantronics supported USB corded headset or wireless USB headset adapter to the

MDA220 USB headset port.*

NOTE

Your headset will continue to function as if it were connected directly to the computer.

*For a list of supported headsets and wireless USB headset adapters see /support

7

Desk Phone: Connect and Call

There are three options for connecting the MDA220 to your desk phone.

•Desk Phone (standard)

•Desk phone + HL10 lifter and power supply (sold separately)

•Desk phone + EHS cable (sold separately)

NOTE

If you will be using Desk phone (standard) or Desk phone +HL10 lifter and power supply

continue below. If you will be using the Desk Phone + EHS cable, refer to EHS Getting Started guide

that came with your EHS cable or at /accessories for installation instructions.

Desk Phone (standard)

1

2

3

Connect one end of the telephone interface cable to the back of the switcher.

Disconnect the handset coil cord from the base of the desk phone and re-connect it to the

telephone interface cable junction box.

Connect the remaining end of the telephone interface cable into the open handset port on the desk

phone.

Your desk phone handset will continue to work; it’s just hooked up differently.

USE

using the HL10 lifter. In this configuration, you must press both the headset button on your phone and

the call button on the headset to answer or end calls

NOTE

If your phone has a built-in headset port, you should only use the headset port if you will not be

8

Check Configuration and

Make a Test Call

1

2

If your desk phone has a volume control set it to middle level-volume.

On the bottom of the switcher, ensure the configuration slide switch is set to "A", the listening

volume dial is set to 3 and the speaking volume is set to "2".

1

2

Remove the handset from the desk phone cradle (or if you connected your MDA220 product to the

headset connection on the bottom of the phone, press the headset button on your phone).

While wearing your headset, press the desk phone talk button on the MDA220.

3

4

If you do not hear a dial tone adjust the configuration switch to each successive position starting

with A and ending at G, until you do.

Dial a test call from the desk phone. Make sure that the person on the other end can clearly hear

you. In some cases the other end will experience extreme momentary or permanent echo, in this

case, you have an incorrect setting. Repeat steps 5 and 6 starting with the next candidate switch

position where a dial tone is heard.

If needed, adjust the listening volume dial if the other person is too loud or distorted. Ask the

person on the other end to speak at different volume levels.

If needed, adjust the speaking volume dial, while speaking at loud and medium volume levels, ask

the person on the other end if the sound is reasonably free from distortion.

End call by pressing the headset call button and returning the handset to the desk phone cradle (or

pressing the headset button on your phone if connected to a headset specific jack).

NOTE

If you will be installing the HL10 lifter and power supply, continue below. If not continue with

Computer: Connect and Call.

5

6

7

9

Desk Phone Plus HL10

and Power Supply (sold

separately)

1

Plug one end of the power supply into the power supply jack on the back of the MDA220 and the

other end into a working power outlet.

USE

2

Firmly press the handset lifter power cord into the handset lifter jack.

3

While wearing your headset, slide the handset lifter arm until the lifter base touches the side of the

phone.

4

5

6

7

8

9

Slide the lifter up to where it nearly touches the handset earpiece.

Press the call button on your headset to activate the lifter.

If you hear a dial tone the lifter is set correctly and needs no adjustment.

Remove the protective strips from the 3 mounting tapes on the underside of the lifter.

Gently place the lifter on the desk phone in the pre-determined position.

Press firmly to adhere.

10

If You Do Not Hear a Dial

Tone

1

If you do not hear a dial tone, raise the lifter height switch to the next highest position.

2

3

Repeat steps 3 through 6 above as necessary until you hear a dial tone.

When you hear a dial tone, secure the lifter as described in steps 7 through 9.

Additional parts (If required)

Use the extender arm when the headset lifter needs additional stability lifting and returning

headset to cradle.

Extender Arm

Slide extender arm onto lifter.

Stabilizers can be shifted left and right. Position stabilizers on outsides of handset to gently grip

the phone.

2

1

2

1

2

Ringer Microphone

Use ringer microphone only when the telephone speaker is not located directly under the handset,

1

2

3

Remove cover from ringer microphone jack on the back of lifter .

Connect ringer to microphone plug.

Place ringer microphone over phone speaker. Remove adhesive tape and attach.

1

3

2

For Nortel Phones Only

11

Computer: connect and call

Connect Your Computer

and Place a Call

1

Connect the USB cable from the MDA220 to the computer. The computer talk button LED will be

solid green.

2

While wearing headset, dial test call from computer softphone.

3

End call by pressing the computer talk button on the MDA220.

NOTE

To use the call feature with a softphone on th PC you will need to install Plantronics Hub. See

/software

12

MDA220 LED Indicators

LEDLED State

Solid green

Indication

Connected to PC audio (default condition)

Flashing greenIncoming PC call

Flashing yellowActive PC audio on hold

Flashing greenIncoming desk phone call

Solid greenDesk phone audio connected

Flashing yellowActive phone audio on hold

Both icons flashing green

for 2 seconds

MDA220 is booting up – once complete both LEDs will be off if no

headset is connected. If a headset is connected the PC icon will

remain lit solid green.

Solid redFirmware update in process – follow firmware update instruction

to clear once complete.

Over current condition – using HL10 without power supply.

Unplug MDA220, add power adapter, re-plug MDA220 to PC.

Headset fault – replace headset and power cycle the MDA220.

Solid red

Flashing red

When you press one of the two buttons, you are opening a phone line/audio channel. Depending

on the circumstances, you won't necessarily hear a dial tone until you've dialed from your phone.

The buttons allow you to switch to a different phone line/channel.

13

Daily use

Answer an Incoming Call

The easiest way to answer an incoming call from the desk phone or computer is to press the

flashing LED (desk phone or computer) talk button when you hear an incoming call.

Alternatively you can answer an incoming call by pressing the headset in-line control button if the

headset is so equipped.

NOTE

Remote answer/end capability for the desk phone requires the use of an EHS cable or HL10

lifter. Visit /accessories for more information.

NOTE

Remote answer/end capability for the PC is a software feature and dependent on a compatible

soffphone. If you do not install the software or don't have a compatible softphone you will need to

press the headset call button first. Visit /SoftphoneCompatibility for more

information.

Place an Outgoing Call

1

2

Outgoing desk phone calls

Wearing your headset, press the desk phone talk button on the MDA220.

Remove the headset from the cradle You will hear a dial tone.

NOTE

This step will be automatic if you install a lifter or EHS accessory. For a complete list of

accessorius, visit /accessories for more information.

Dial the number using your desk phone.

To end the call, press the desk phone talk button and hang up the handset.

Outgoing Softphone Calls

The easiest way to ma a softphone call is to dial the number on your softphone application while

wearing your headset. You will be automatically connected to your call. End the call by pressing

the computer talk button.

Softphone Compatibility Remote call answer/nd from the headset is available for compatible

softphone with no additional steps except when using Skype for Business.

3

4

Switch Calls

To switch from a desk phone call to a computer call (or visa versa) simply press the other call

button to answer incoming call or place an outgoing call. Active audio left on hold is indicated by a

flashing red icon.

14

Troubleshooting

Desk phone

I can't hear a dial tone in the

headset.

Adjust the configuration with on the switcher until a dial tone is

heard.

Fine tune the listening volume with the headset volume button.

If the volume is still too low, adjust the listening volume dial on the

switcher.

Make sure the lifter is lifting the handset high enough too operate

the hookswitch; set to a higher setting if necessary.

If you are using a wireless headset, ensure your headset is

subscribed to the USB adapter. See subscription instructions that

came with your wireless headset.

Make sure your headset is charged.

Press the call button on your headset.

I hear static.

If you are using a wireless headset, ensure there is at least 12

inches between the switcher and your computer, and 6 inches

between the switcher and your desk phone If adjusting the

distance doesn't help, your headset is going out of range, move

closer to the switcher

Lower the speaking volume dial and/or listening volume dial on the

switcher. For most telephone the correct setting is position 3.

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 the headset speaker volume. If the distortion persists

lower the listening volume dial on the switcher.

If you are using a wireless headset, ensure there is at least 12

inches between the switcher and your computer, and 6 inches

between the switcher and your desk phone.

The sound is distorted.

I hear echo in the headset.

Lower the listening volume and the speaking volume dials on the

switcher. For most telephone, the correct setting is position 3.

If the audio level is too low in this position, adjust the headset

volume control to increase the headset speaker volume.

If your speaking volume is too low for your listener in this position,

adjust the position of the headset to make sure the microphone is

as close as possible to your mouth.

Adjust the Configuration Switch. The most commonly used

position is "A", which is the default position.

People I talk to can hear a buzz in

the background.

If you are using a wireless headset, move the switcher further

away from your phone.

If the power supply (HL10 lifter only) is plugged into a power strip,

plug it into the wall directly.

The handset lifter is installed but

does not lift the handset.

Be sure the headset lifter power cord is firmly pushed into the

handset lifter jack on the switcher.

Softphone

When I dial from my softphone

application, nothing happens.

Ensure that the headset is the default sound device. The control

panel will launch the sound devices control panel by going to

Control Panels > Sound

15

Ensure that you are using a compatible softphone application. For

a list of compatible softphones, visit /software.

If you are using a wireless headset, ensure your headset is

subscribed to the USB adapter. See subscription instructions that

came with your wireless headset.

Make sure your headset is charged.

Ensure the Hub software is installed. To download, visit

If the Hub software in not installed and you do not have a

compatible softphone, you must first press the headset call button

and then use the softphone interface to place/answer/end calls.

Restart your computer

Speaking and/or listening volume is

too low or too high.

Adjust headset listening volume.

Adjust listening/speaking volume in the computer's sound control

panel/system preferences.

Adjust listening/speaking volumes in the softphone application.

The sound is distorted or I hear an

echo in the headset.

Reduce speaking and/or listening volume on the computer using

your softphone application.

Point microphone towards chin.

If the distortion is still present, lower the volume dal on the

headset.

If you are using a wireless headset, ensure there is at least 12

inches between the switcher and your computer, and 6 inches

between the switcher and your desk phone.

No audio connection to PC.

Unplug USB cable from switcher and then reconnect the cable.

Quit and then restart your PC audio or softphone application.

For Windows XP systems

•Refer to the "Audio" tab of the "Sounds and Audio Devices" option

in your PC Control Panel

•Under "Sound Playback", change the default setting from Savi

office to the PC speakers. Click "OK" to confirm your change.

For Windows Vista and Windows 7 systems

•Refer to the "Sound" option in your PC Control Panel.

•Under the "Playback' tab, change the default settings from

"Speakers Savi Office" to your PC speaker. Click "OK" to confirm

your change.

For Mac OS

•Chose Apple menu > System Preferences and click Sound.

•Click output, and then select "Internal Speakers" or your speaker

choice.

I can no longer hear any audio

through my PC Speakers.

16

NEED MORE HELP?

/support

Plantronics, Inc.

345 Encinal Street

Santa Cruz, CA 95060

United States

Plantronics B.V.

Scorpius 171

2132 LR Hoofddorp,

Netherlands

©

2107 Plantronics, Inc. All rights reserved. Plantronics, the logo design, MDA200, and HL10 are trademarks or registered trademarks of Plantronics, Inc.

Windows, Windows 7, Windows Vista, and Windows XP are registered trademarks of Microsoft Corporation in the US and other countries. Nortel is a

trademark of Nortel Networks. Skype is a registered trademark of Skype Limited. Apple and Mac OS are trademarks of Apple Computer, Inc. registered in

the US and other countries. All other trademarks are property of their respective owners.

207844-06 (02.17)