Instruction/ maintenance manual of the product Blackwire C420 Plantronics
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USER GUIDE Blackwir e ™ C420.
Registering Y our Pr oduct Online Visit plantronics.com/productregistration to register your product online so we can provide you with the best possible service and technical support.
Installing Plantronics software For th e ab il it y to rem ote ly d ete ct a nd an swe r/e n d a c al l fro m you r sof tph o ne ap pl ic at io n vi a t he h ea ds et ca ll c on tro l b u tto n in sta.
3. Rotate the Boom for Storing in Case 3.1 Rotate the boom up so it is aligned with the headband as shown. 3.2 Fold the ear cushions flat as shown. 3.3 Place in case. 3.1 3 Adjusting V olume T o i nc r e a se l i st e ni n g vo lu m e, press the upper end (+) of the volume button.
Problem Solution I c a n no t he a r ca l l er. • The USB headset is not set as the default audio device. Use the Audio settings in W indows under Sounds and Audio Devices to select “Blackwire C420” as the audio device. • Listening volume is too low.
An important point after buying a device Plantronics Blackwire C420 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Plantronics Blackwire C420 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Plantronics Blackwire C420 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Plantronics Blackwire C420 you will learn all the available features of the product, as well as information on its operation. The information that you get Plantronics Blackwire C420 will certainly help you make a decision on the purchase.
If you already are a holder of Plantronics Blackwire C420, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Plantronics Blackwire C420.
However, one of the most important roles played by the user manual is to help in solving problems with Plantronics Blackwire C420. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Plantronics Blackwire C420 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
