Plantronics Discovery 640 User manual

USER GUIDE_
DISCOVERY™640
BLUETOOTH® HEADSET

WELCOME
This User Guide provides instructions on the
setup and usage of the Plantronics Discovery™
640 Bluetooth® Headset.
Before getting started, please review the
safety booklet included in your package.
For additional help, service, or support
information, refer to your product Warranty
card or visit www.plantronics.com.
2

3
FEATURES
1. Headset
2. Headset Status Indicator
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
10. Optional Ear Stabiliser
11. Soft Gel Ear Tips
a. Small
b. Medium
c. Large
12. Microphone
13. Storage Case
14. AC Power Adapter
CHARGING CAUTIONS
*Use only chargers approved and provided by
the mobile phone manufacturer to charge with
the Charging Adapters provided. Maximum
Charger output is 15V 800mA.
**Only replace with a non-rechargeable
AAA battery.

4
CONNECTING
THE COMPONENTS
The Battery Charger and Charging Adapter are
connected to the Headset Carrying Pocket by
pushing the two components together. Ensure
that the indent on the attachment lines up with
the shirt clip on the Headset Carrying Pocket.
To separate the 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.
CAUTION Do not twist the components apart.
“SNAP”

5
CHARGING
YOUR HEADSET
The Plantronics Discovery 640 Headset must
be charged for a minimum of 1 hour prior to
use, and up to 3 hours to be fully charged. An
AC Power Adapter is included. You may also
charge the Headset using the AC Power Adapter
for your mobile phone with the appropriate
Charging Adapter, or using a AAA battery. The
Headset Status Indicator glows red during
charging and turns off when fully charged.
USING THE INCLUDED AC POWER ADAPTER
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.
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.
2. Plug the AC Power 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.
USING THE AAA BATTERY
One battery will operate the Headset for
up to 15 hours of talk time.
1. Twist the bottom of the Battery Charger anti-
clockwise and release the Battery Holder.
2. Insert the Battery into the Battery Holder.
3. Slide the Battery Holder back into the
Battery Charger and turn clockwise.
4. Snap Battery Charger to Headset
Carrying Pocket.
5. Insert the Headset into the Headset
Carrying Pocket.