Plantronics CS351N User Guide - Page 9

HEADSET CONTROLS BASE INDICATOR LIGHTS Indicator Lights Talking/Muted (Green) Power (Red) Charging (Amber) Key Feature Action Tone Listening volume Press + to increase Ascending/descending minor adjust or - to decrease tones Mute Short key press 3 mid tones = Mute 3 low tones = Unmute NOTE: Tones repeat every 30 seconds when muted. Answering/ ending calls Short key press Mid tone Low battery warning Replace headset in 1 tone every 10 charging cradle seconds Out of range N/A warning Move closer to base 2 tones N/A Incoming call notification* Press call control button to answer call * Only works when using optional Handset Lifter. 3 repetitive tones 16 A Base Features Key Feature 123ActLiiosntening volume 4 major adjust B C D ChaSrgpienagking volume Fullmy Cahjoarrgaeddjust PowSepreaking volume minor adjust Talking Muted Action Tone Slide switchLight Increase in overall volume Flashes amber Slide switch No tone Solid amber Solid red Short key press Single tone, 3 tones at limit Solid green Flashes green 17