LG LG230 - Manual (Page 112)

Safety
110
Sa
fet
y
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 components must be
disabled during a call. See Page
110 for instructions to disable
Bluetooth.
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
Hearing Loss Association of America [HLAA]
http://www.hearingloss.org/learn/cellphonetech.asp
The Hearing Aid Compatibility FCC Order
http://hraunfoss.fcc.gov/edocs_public/attachmatch/FCC-03-
168A1.pdf