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TM
Safety
“normal usage” while using their
hearing aid with the particular
wireless phone. “Normal usage” in
this context is defined as a signal
quality that’s acceptable for normal
operation.
The M mark is intended to be
synonymous with the U mark. The
T mark is intended to be
synonymous with the UT mark.
The M and T marks are
recommended by the Alliance for
Telecommunications Industries
Solutions (ATIS). The U and UT
marks are referenced in Section
20.19 of the FCC Rules. The HAC
rating and measurement procedure
are described in the American
National Standards Institute
(ANSI) C63.19 standard.
To enter that the Hearing Aid
Compatibility rating for your phone
is maintained, secondary
transmitters such as Bluetooth and
WLAN(this phone does not have
WLAN) components must be
disabled during a call. See Page 91
for instructions to disable these
components.
For information about hearing aids
and digital wireless phones
FCC Hearing Aid Compatibility and
Volume Control
http://www.fcc.gov/cgb/dro/hearing.
html
Gallaudet University, RERC
http://tap.gallaudet.edu/DigWireless
.KS/DigWireless.htm
HLAA (Hearing Loss Association of
America)
http://www.hearingloss.org/learn/cel
lphonetech.asp
The Hearing Aid Compatibility FCC
Order
http://hraunfoss.fcc.gov/edocs_publi
c/attachmatch/FCC-03-168A1.pdf