Plantronics Discovery 645 User manual
PLANTRONICS DISCOVERY ™645
BLUETOOTH®HEADSET WITH DSP
V 2.0
USER GUIDE_
72136-01 (11/05)
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TABLE OF CONTENTS
Package Contents & Features 3
Charging 4
Powering 6
Pairing 7
Adjusting Fit 8
Using Your Headset 9
Indicator Lights 11
Optional Accessories 12
Troubleshooting 13
Technical Assistance 14
Warranty 14
Regulatory Notices 15
3
PACKAGE CONTENTS & FEATURES
1. Headset
2. Indicator Light
3. Call Control Button (On/Off)
4. Volume/Mute Button
5. Headset Carrying Pocket
6. Battery Charger
7. Battery Holder
8. Battery (AAA)*
9. Charging Adapters**
RAZR
(Mini USB)
10. Optional Ear Stabilizer
11. Soft Gel Ear Tips
a. Small
b. Medium
c. Large
12. Microphone
13. Storage Case
14. ACPower Adapter
CHARGING CAUTIONS
*Only replacewith a non-rechargeable
AAA battery.
** Use onlychargersapproved and provided
by the cell phone manufacturer to
charge with the charging adapters
provided. Maximum charger output is
15V 800mA.
4
CHARGING
Before using, you must first charge your headset.
1hour = minimum charge
3hours = full charge
There are 3 options to charge headset:
•Using included ACpower adapter
• Using AAA battery
•Using the ACadapter from your mobile phone
Option A: Using the included AC power adapter
The indicator light flashes red while charging and turns off when fully charged.
1. Plug the AC power adapter into the base of the headset carrying pocket and
connect it to your power source.
2. Insert the headset into the headset carrying pocket.
Option B: Using AAA battery
One battery will operate the headset for up to 9 hours of talk time.
1. Twist the bottom of the battery charger counter-clockwise and release the
battery holder.
2. Insert the battery intothe battery holder.
3. Slide the battery holder back intothe battery charger and turn clockwise.
4. Snap battery charger to headset carrying pocket. Ensure that the indent on the
attachment lines up with the shirt clip on the headset carrying pocket.
5. Insert the headset into the headset carrying pocket.
AB
5
CHARGING
RAZR
(Mini USB)
C
Option C: Using the AC adapter from your mobile phone
1. Select the appropriate charging adapter for your phone and connect the
charging adapter to the base of the headset carrying pocket. Ensure that the
indent on the attachment lines up with the shirt clip on the headset carrying
pocket.
2. Plug the ACpower adapter for your phone into the charging adapter and
connect the AC power adapter to your power source.
3. Insert the headset into the headset carrying pocket.
DISCONNECTING COMPONENTS
Toseparatethe components, grasp both the headset carrying pocket and
attachment with the shirt clip facing you. Bend the outsides back and the
components will snap apart.
NOTE Do not twistthe components apart.
6
POWERING
CHARGING INDICATOR LIGHTS
1. Turn on the headset by pressing
and holding the call control button
until the indicator light glows blue.
If you are wearing the headset, you
will hear a beep when the power
turns on. The indicator light will
flash blue every 5 seconds when
the power is on.
NOTE When the headset is on, the
indicator light will indicate the charge
level of the headset.
2. Turn off the headset by pressing
the call control button for 6-8
seconds until the indicator light
glows red or until you hear the
beep. The indicator light remains
unlit when the power is off.
“BEEP”
3 red flashes = greater than 2/3 battery charge
2red flashes = 1/3 to 2/3 battery charge
1 red flash = lessthan 1/3 battery charge
7
PAIRING
645
Before using your headset for the first time, you must pair it with your Bluetooth
phone or device. Be sure the headset is fully charged. For set up and pairing
instructions with Bluetooth devices other than mobile phones, please consult your
Bluetooth device user guide.
Begin with headset turned off.
1. Press and hold down the call
control button until the headset
status indicator briefly glows blue,
then flashes red and blue. The
headset is now in pairing mode for
the next 60 seconds.
2. While the headset is flashing red
and blue, use the phone menu to
search for Bluetooth devices and
select “645 Plantronics.”
3. When prompted for passkey enter
0000. Headset will flash blue when
paired successfully.
1. 2.
3.
8
ADJUSTING FIT
Neutral
position
Right ear
R L
R L
Left ear
The Discovery 645 headset comes
with 3 soft gel ear tips and an optional
ear stabilizer. The medium-sized ear
tip is installed for wearing on the right
ear.
• Twist to the L for left ear wearing
and R for right ear wearing.
• Place the headset into your ear with
the elongated side of the ear tip
pointing up and forward. Point
headset toward your mouth.
1.
2.
If the fit is not comfortable, either too
tight or too loose, remove the ear tip
from the headset by turning the tip to
the neutral position and pulling the
ear tip away from the headset. Select
the ear tip size that fits most
comfortably in your ear.
1. Hold the ear tip with the elongated
edge pointing down and push the
ear tip post into the opening on
the headset. This is the neutral
position.
2. Twist the ear tip to the L for left
ear wearing and R for right ear
wearing.
The ear tip stabilizer may be attached
tothe headset toimprove stability.
1. Removethe ear tip from the
headset by turning the ear tip to
the neutral position and pulling
the ear tip away from the headset.
2. Attach the stabilizer between the
ear tip and the headset.
3. Replace the ear tip.
USING THE INCLUDED EAR STABILIZER
9
USING YOUR HEADSET
ANSWERING/
ENDING/MAKING
CALLS
To answer or end a call, briefly press
the call control button.
Tomakeacall, enter number on your
phone, press send, and the call is
automatically transferred to headset;
no need topress call control button.
AUTO ANSWER
If the headset is in the headset
carrying pocket when a call is
received, the carrying pocket will
vibrate. Removing the headset from
the pocket will automatically answer
the call. Returning the headset tothe
headset carrying pocket will end the
call.
ADJUSTING
VOLUME
To increase listening volume, press
the upper end (+) of the volume/mute
button.
To decrease listening volume, press
the lower end (-).
MUTE A CALL
To turn the mute on while on a call,
pressboth sides of the volume/mute
button simultaneouslyuntil you hear a
beep.
To turn the mute off, press both
buttons again.
10
USING YOUR HEADSET
ADDITIONAL FEATURES
Redialing Last Number
To activate last number redial, double
click the call control button. You will
hear a high tone for each key press.
Power Saving Mode
Power saving mode temporarily
disables the digital signal processing
(DSP) feature of the Discovery 645 to
provide a longer talk-time. To enable
power saving mode, press both the
volume up and down keys at the same
time before you make a call. To re-
enable DSP, press both the volume up
and down keys at the same time.
Power saving mode cannot be turned
on whileengaged in a call.
NOTE After you turn off the headset,
DSP will be re-enabled the next time
you turn it on.
Using Voice Dialing
With the headset on, press the call
control button for 2 seconds to
activate the voice dialing.
NOTE To use voice activated dialing,
the voice dialing feature must be
enabled on your phone. See your
Bluetooth phone manual for
instructions.
Rejecting a Call
When receiving an incoming call,
press the call control button for 8
seconds to reject the call.
Switching a Call From Phone to Headset
To switch an active call from your
phone to your headset, briefly press
the call control button.
Switching a Call From Headset to Phone
To switch an active call from your
headset to your phone, press the call
control button for 2 seconds.
MOVING OUT OF RANGE
As the headset moves more than 33' away from the Bluetooth device:
•Audio quality will degrade
• A beep will be heard in the headset when the connection drops between headset
and Bluetooth device
•When out of range, only the power off function will operate
If any of the above occur, move closer to your Bluetooth device.
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