LG 430G 사용자 설명서 - 페이지 30

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Hearing devices may also be rated. Your hearing device

manufacturer or hearing health professional may help you find this

rating. Higher ratings mean that the hearing device is relatively

immune to interference noise. The hearing aid and wireless phone

rating values are then added together. A sum of 5 is considered

acceptable for normal use. A sum of 6 is considered for best use.

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.

When you're talking on a cell phone, it's recommended that you

turn the BT (Bluetooth) mode off for HAC.

For information about hearing aids and digital wireless phones

Wireless Phones and Hearing Aid Accessibility

http://www.accesswireless.org/hearingaid/

FCC Hearing Aid Compatibility and Volume Control

http://www.fcc.gov/cgb/consumerfacts/hac_wireless.html

In the example to the left, if a hearing aid meets

the M2 level rating and the wireless phone meets

the M3 level rating, the sum of the two values

equal M5. This should provide the hearing aid user

with "normal usage" while using their hearing aid

Safety

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