The processing unit allows you to perform the following functions:
Function Simple user interface button press
sequence
Turn your processor on and off Press and hold the lower button
Change your program (e.g. from
Everyday to Noise)
Press the lower button
Turn the telecoil on and off Press the upper button
Lock and unlock processor
buttons
Briefly press both the upper button
and lower button at the same time
For more information on simple user interface button press sequences,
see Using your processor.
You can change volume and microphone sensitivity using the remote
assistant. If your processor has an Advanced user interface, you can
also change volume or sensitivity using the processing unit. For more
information, see Advanced user interface.
The indicator light on the processing unit provides a visual indication
when you perform a function (e.g. when you change a program), or
when there is a problem with the processor (e.g. processor battery is
empty). For more information, see Understanding indicator lights.
Earhook
The earhook secures the processing unit in place on your ear. It is
attached to the processing unit and is available in a range of sizes. For
more information, see Changing the earhook.