Plantronics DISCOVERY 975 User Manual page 16

Earpiece Controls and Indicators
Check if earpiece
is powered on
Incoming call
Call in progress
Missed call
Turn the online
indicator on or off
12
DURATIOn: TAP is under 1 second. PRESS is 1-4 seconds as directed.
Action
Tap any button.
None
NOtE If your headset is docked with the charging case, the headset icon (bottom left) and
the display backlight on the case will flash when you have an incoming call. Remove the
earpiece from the case to answer the call.
None
None
While the earpiece is powered on,
press and hold the volume button
for 4 seconds.
Light tone
1 white flash. 1 tone.
3 white flashes 3 rapid low tones every
every 2 seconds. 2 seconds.
1 white flash every None
2 seconds.
3 pink flashes None
every 10 seconds
for 5 minutes.
Turning on: White Single low tone.
light brightens
over 2 seconds.
Turning off: White
light dims over 2
seconds.