User Guide
Page 7
...hearing. Indicator LED On: blue glow for 2 seconds Off: red glow for from While on : sequence starts with the high-low tones plus voice prompt "Mute On" (in English). Triple purple flash None every 10 seconds for an extended period of time. Full sequence repeats every... ) Press and hold volume + and - PRESS is 1-4 seconds as directed. None Mute on a call, press headset to clear indicator LED. See www.plantronics.com/healthandsafety for 1 second during a call control button Short blue flash or volume + or - Doing so can cause hearing loss. Prompts only occur during ...
...hearing. Indicator LED On: blue glow for 2 seconds Off: red glow for from While on : sequence starts with the high-low tones plus voice prompt "Mute On" (in English). Triple purple flash None every 10 seconds for an extended period of time. Full sequence repeats every... ) Press and hold volume + and - PRESS is 1-4 seconds as directed. None Mute on a call, press headset to clear indicator LED. See www.plantronics.com/healthandsafety for 1 second during a call control button Short blue flash or volume + or - Doing so can cause hearing loss. Prompts only occur during ...