Brother MFC-665CW - Manual (Page 45)

General setup
29
3
Choosing the Handset
Volume (For Volume Amplify)
(MFC-665CW only)
3
Before you begin to use the machine, you
must decide if you need to set the handset
volume to Volume Amplify On for a user
who is hearing-impaired. The AMPLIFY
volume level complies with FCC standards.
Volume Amplify Off
This default setting is appropriate if none of
the users are hearing-impaired. During a
conversation, users can press
d or c
on the control panel to adjust the volume to
Low
or High. When the handset is replaced,
the handset volume will remain until you
change it again.
Volume Amplify On - Temporary
This setting is appropriate if some of the
users are hearing-impaired. During a
conversation, users can press
d or c
on the control panel to adjust the volume to
Low
, High or Amplify. When the handset is
replaced, the handset volume returns to the
default setting of Low.
Volume Amplify:On - Permanent
Choose Volume Amplify On -
Permanent
if all of the users are hearing-
impaired. During a conversation, users can
press
d or c on the control panel to
adjust the volume to Low, High or Amplify.
When the handset is replaced, the handset
volume returns to the default setting of
Amplify
.
Note
When you press d or c on the
control panel to adjust the volume, the
LCD shows the setting you are choosing.
Each key press changes the volume to the
next setting.
WARNING
It is important that you do NOT choose
Permanent
unless ALL the users are
hearing-impaired. Otherwise, the default
setting of Amplify may damage the
hearing of some users.