Plantronics 640E Betriebsanweisung

cHarging YoUr HEaDsEt

 

Prior to first use, the Plantronics Discovery 

640E headset must be charged for a minimum 

of 1 hour; 3 hours for full charge. An AC power 

adapter is included. You may also charge 

the headset using the AAA battery charger. 

The headset status Indicator glows red while 

charging and turns off when fully charged.

Using the 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.

One battery will operate the headset for  

up to 15 hours of talk time.

1. 

Twist the bottom of the battery charger 

anticlockwise and release the battery 

holder.

2. 

Insert the battery into the AAA battery 

holder.

3. 

Slide the battery holder back into the 

battery charger and turn clockwise. 

4. 

Snap battery charger onto headset  

carrying pocket.

5. 

Insert the headset into the headset  

carrying pocket.

 

PoWEring on anD off
1. 

Power on the headset by pressing and 

holding the call control button until the 

headset status indicator glows blue. If you 

are wearing the headset, you will hear a 

beep when the power turns on. The headset 

status indicator will flash blue every 6 

seconds when the headset power is on.  

NOTE 

When the headset is turned on, the 

headset status indicator will indicate the 

charge level of the headset.  

Greater than 2/3 battery charge =  

3 red flashes.  

1/3 to 2/3 battery charge =  

2 red flashes.  

Less than 1/3 battery charge =  

1 red flash. 

2. 

Power off the headset by pressing the call 

control button for 6-8 seconds until the 

headset status indicator glows red or until you 

hear the beep. The headset status indicator 

remains unlit when the power is off.

”BEEP”