The available settings are:
1 – Low frequency emphasis: best used to hear low pitched sounds;
2 – Flat frequency response: best for hearing aid users;
3 – Clarity Power/High frequency emphasis response: best
used to hear high frequency sounds;
4 – Multi Band Compression with high frequency emphasis response:
best setting for speech intelligibility .
NOTE: Boost button is not active in speakerphone mode.
Boost Override
On the bottom of the XL40D, there is a
this is set to
the Boost function is automatically enabled every time
ON
the phone is picked up . In standard use, when the
is set to
, the Boost function will turn off after the phone is hung up .
OFF
Setting this switch to ON is suggested if all the users of the phone need the
amplification . Setting this switch to OFF is useful when people with varying
hearing ability use the phone .
WARNING: Volume may be loud. Proceed with care.
Figure 9
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OPERATIONS
(See Figure 9)
Figure 10
Boost Override
Boost Override
Figure 11
switch . When
switch
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