Plantronics MHA 100 Guide De L'utilisateur page 11

5. Keep fresh batteries in your
MHA100 and be aware that your
MHA100 will stop functioning when
the battery dies.
TROUBLE SHOOTING
Use this guide to help solve some of the
common problems the MHA100 may
experience. If you have a problem not
defined or one that persists, call your
local retailer or our customer service
department at 1-800-552-3368.
1. No Sound
• Battery may be dead.
• Battery may be in backwards.
• Verify that the phone is turned on.
• Stereo jack from MHA100 may not
be plugged all the way in.
2. Weak Sound
• Weak battery.
• Turn up the volume of the phone.
• Turn up the volume on the MHA100.
• Your hearing condition may
have changed.
• Your headset may not be
working correctly.
3. Whistling Sound
• MHA100 volume control is too high.