Plantronics CS520A Manuale Utente

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Headset
Headset has to be charged 
too often.
Talk time is not as long as 
stated.
Switch the Wideband-Narrowband audio switch to narrowband (black).
Talk time performance 
is significantly degraded 
even after a full recharge.
Battery is wearing out. Call Plantronics at (800) 544-4660 for factory 
replacement information or contact us at plantronics.com/support.
Desk phone
I can’t hear a dial tone in 
the headset.
Make sure your headset is charged.
Make sure your headset is subscribed to base. See 
Subscription button
.
Press the call control button on your headset.
If using a lifter, make sure the lifter is lifting the handset high enough to 
operate the hookswitch; set to a higher setting if necessary. 
Adjust the configuration switch on the base until a dial tone is heard. 
Fine-tune the listening volume on the headset. 
If the volume is still too low, adjust the listening volume dial on the base.
I hear static.
Make sure there are at least 12 inches between your base and your computer, 
and 6 inches between your base and your telephone. You may hear static as 
your headset is going out of range; move closer to the base. 
The sound is distorted.
Lower the speaking volume dial or listening volume dial on the base. For 
most telephones, the correct setting is position 2.
If your desk phone has a volume control, lower until the distortion 
disappears. 
If the distortion is still present, adjust the headset volume control to lower 
the headset speaker volume.  If the distortion persists, lower the listening 
volume dial on the base. 
Make sure there is at least 12 inches between your base and your computer, 
and at least 6 inches between your base and your telephone. 
I hear echo in the headset.
Lower the listening volume dial and speaking volume dial on the base. For 
most telephones, the correct setting is position 2.
If the audio level is too low in this position, adjust the headset volume control 
to increase the headset speaker volume. 
If your speaking volume is too low for your listener in this position, adjust the 
position of the headset to make sure the microphone is a finger’s width from 
the corner of your mouth. 
Adjust the configuration switch. The most commonly used position is “A”. 
People I talk to can hear a 
buzz in the background.
Move the base further away from your phone.
If the base power supply is plugged into a power strip, plug it into the wall 
directly.
The handset lifter is 
installed, but does not lift 
the handset.
Ensure the handset lifter power cord is firmly pushed into the handset lifter 
jack on the base.
Troubleshooting