Plantronics Discovery 975 User manual
Ingeniously Simple
Plantronics Discovery®975
User Guide
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Welcome
Thank you for purchasing the Plantronics
Discovery 975 earpiece. This guide
contains instructions for setting up and
using your new earpiece.
Before using this product, please
refer to the For Your Safety booklet for
important safety, charging, battery and
regulatory information.
Getting Assistance
The Plantronics Technical Assistance
Center is ready to assist you. Visit
www.plantronics.com/support or call
your country support line mentioned at
the back of this user guide.
Registering Your Product
Visit www.plantronics.com/productregistration
to register your product online so we can
provide you with the best service and
technical support.
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Contents
Earpiece Features and Accessories...........................................iv
Charging Your Earpiece.............................................................. 2
Recharging Your Charging Case ................................................ 7
Pairing Your Earpiece ................................................................. 8
Using More Than One Bluetooth®Phone................................... 9
Adjusting the Fit ....................................................................... 10
Earpiece Controls and Indicators............................................. 11
Hands-Free Features................................................................ 14
Range ....................................................................................... 14
Troubleshooting........................................................................ 15
Product Specifications ............................................................. 16
Safety, Warranty and Support .................................................. 17
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Earpiece Features and Accessories
Volume Control Button:
Volume up/down
Mute on/off
Online indicator on/off
Eartip
Vents and screens for
microphones
Charging Jack
Call Control Button/
Indicator:
Call answer/end/
reject/redial
Power on/off
Pairing to phone
Transfer call
to/from phone
Reconnect when
back in range
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To order accessories, please contact your Plantronics supplier or go to www.plantronics.com.
Mobile Charging Kit:
Vehicle Power Charger
and USB Charger
#81291-01
USB Lanyard
#74948-01
Earpiece Features and Accessories
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Your new earpiece performs best when fully
charged. While your earpiece is charging, the
indicator light slowly flashes red. When your
earpiece is fully charged, the indicator light turns
off. This applies to all charging options.
Do not use
your earpiece while it is connected to the charger.
NOTE Never charge the battery where the
temperature may fall below 0°C (32°F) or
rise above 40°C (104°F) – for example, in an
unattended motor vehicle. Do not charge the
battery while it is unattended.
Option A: Using the AC Charger
1 Plug the AC charger into a power outlet.
2 Connect the AC charger to the charging
jack on the earpiece.
CHARGING TIME
1.5 hours ...... Full charge using
AC or case
30 minutes.... Minimum charge
before first use
Charging Your Earpiece
1
2
Option A
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Option B: Using the Charging Case
1 Open the cover of the case. Align the
charging jack on the earpiece with the
micro USB connection in the case.
2 Gently push the earpiece onto the micro
USB connection until you feel it click
into place.
3 Once charged, gently press the ejection
button with your thumb to release the
earpiece.
Charging Your Earpiece
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2
Insert
Eject
Option B
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Charging Your Earpiece
OPTION A
Bars Battery Level
3 Full battery
2 1/3 to 2/3 fu l
1 Less than 1/3 full
Checking the Battery Level of Your Earpiece
Option A: The LCD display on the charging case
will indicate battery level of the earpiece when the
earpiece is inserted into case.
NOTE The Bluetooth icon on the case indicates
the earpiece is connected to your phone. You can
receive calls when charging.
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Charging Your Earpiece
OPTION B
Red Flashes Battery Level
✳More than 2/3 full
✳ ✳ 1/3 to 2/3 full
✳ ✳ ✳ Less than 1/3 full
Volume Button
Call Control Button/Indicator
Checking the Battery Level of Your Earpiece
Option B: With the earpiece powered on,
simultaneously press and hold the call control
button and the volume button for about 2
seconds. The indicator light flashes red to show
the charge level.
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LOW BATTERY WARNINGS
Battery Level Tone Voice Prompt
30 minutes of
talk time remaining
(this alert only
occurs during
an active call)
Double high
tone every
15 minutes
“Battery Low”
repeats every
30 minutes
10 minutes
of talk time
remaining
Triple high
tone every
30 seconds
“Recharge
Battery” repeats
every 3 minutes
Automatic Battery Status Alerts
When the battery charge is very low, a tone and
voice prompt in English will automatically occur.
Charging Your Earpiece
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