ReSound RT977-DWC User manual
resound.com
User guide
ReSound Behind-The-Ear hearing aids, Rechargeable
Hearing aid information
Left hearing aid Right hearing aid
Serial number Serial number
Model number Model number
Battery type £Rechargeable
Program Beep Description
1 One beep
2 Two beeps
3 Three beeps
4 Four beeps
2
Table of Contents
Introduction 5
Getting to know your hearing aid 8
Charging your hearing aids 10
Placing your hearing aids in your ears 12
Removing your hearing aids from your ears 16
Using your hearing aids 18
Advanced options 27
Wireless accessories 30
Cleaning and caring for your hearing aids 34
Tinnitus Management 46
General warnings and cautions 55
Cyber security warnings 59
Troubleshooting 60
Warnings to hearing care professionals (US only) 62
Regulatory information 65
Technical specifications 70
Additional information 72
3
4
Introduction
Thank you for choosing ReSound hearing aids. We recommend that you use your hearing aids every day.
NOTE: Read this booklet carefully BEFORE using your hearing aids.
Intended purpose
•The hearing aid is intended to compensate for hearing impairment by amplifying and transmitting sound to the
ear.
Target group/User profile
•The hearing aid is intended to be used by adults and children 12 years of age or older.
•The hearing aid is intended to be used by lay persons.
•The hearing aid is intended to be fitted by qualified hearing care professionals.
Therapeutic indications
•Sensorineural, conductive or mixed hearing loss.
Contra-indications
A hearing care professional should advise a prospective hearing aid user to consult promptly with a licensed
physician (preferably an ear specialist) before dispensing a hearing aid, if the hearing aid dispenser determines
through inquiry, actual observation, or review of any other available information concerning the prospective user,
that the prospective user has any of the following conditions:
•Visible congenital or traumatic deformity of the ear.
Introduction 5
•History of active drainage from the ear within the previous 90 days.
•History of sudden or rapidly progressive hearing loss within the previous 90 days.
•Acute or chronic dizziness.
•Unilateral hearing loss of sudden or recent onset within the previous 90 days.
•Audiometric air-bone gap equal to or greater than 15dB at 500 Hertz (Hz), 1000 Hz, and 2000Hz.
•Visible evidence of significant cerumen accumulation or a foreign body in the ear canal.
•Pain or discomfort in the ear.
Side effects
If you experience side effects, contact your hearing care professional. Possible side effects from wearing a
hearing aid may be:
•Dizziness
•Tinnitus
•Perceived worsening of hearing loss
•Nausea
•Skin reaction
•Ear wax accumulation
6Introduction
Symbols
WARNING: Points out a situation that
could lead to serious injuries.
Legal manufacturer.
CAUTION: Indicates a situation that could
lead to minor and moderate injuries.
MD
Medical Device.
NOTE: Advice and tips on how to handle
your hearing aid better.
By prescription only (US).
Follow instructions for use. Complies with ACMA requirements.
Equipment includes an RF transmitter. Complies with IMDA requirements.
Product is a Type B applied part.
UDI
Unique Device Identification.
Date of manufacture.
Do not dispose of your hearing aids and batteries with ordinary household waste. Your hearing aids and
batteries should be disposed of at sites intended for electronic waste or returned to your hearing care
professional for safe disposal.
Please ask your local hearing care professional concerning disposal of your hearing aid.
NOTE: There may be specific regulations in your country.
Introduction 7
Getting to know your hearing aid
BTEmodels with hook
1. Earmould
2. Tube
3. Microphone inlets
4. LED green indicator light
(See page 18)
5. Push button
6. Left/Right identification
Left=blue.Right=red.
NOTE: Use only original consumables from ReSound, e.g. tubes.
8Getting to know your hearing aid
BTE Thin tube model
1. Dome*
2. Thin tube
3. Microphone inlets
4. LED green indicator
light
(See page 18)
5. Push button
6. See previous page.
(Left/Right
identification)
*Open dome is shown - yours may look different.
NOTE: Use only original consumables from ReSound, e.g. tubes and domes.
Getting to know your hearing aid 9
Charging your hearing aids
We recommend that you fully charge your hearing aids before using them. This is just a precaution to make sure
that you don't run out of power unexpectedly. To learn how to charge your hearing aids, please consult the user
guide for your hearing aid charger.
Battery warnings
WARNING:
•Rechargeable hearing aids contain Li-Ion batteries. Exposure or ingestion can be seriously harmful.
•Never put your rechargeable hearing aid in your mouth. Keep your rechargeable hearing aid away
from pets, children and people with cognitive, intellectual or mental health challenges.
•If a Li-Ion battery or a rechargeable hearing aid is swallowed, seek immediate medical attention.
•If the outer casing of your rechargeable hearing aid is broken, the rechargeable batteries inside may
leak. In this case, do not attempt to use the hearing aid – contact your hearing care professional.
•Battery leakage can cause chemical burns. If you get exposed to battery leakage material, rinse
immediately with warm water. If you get chemical burns, redness or skin irritation from battery leakage,
seek medical attention.
•Batteries are harmful for the environment. Therefore, never try to burn them – dispose of your used
rechargeable hearing aids according to your country’s regulations or return them to your hearing care
professional.
10 Charging your hearing aids
This manual suits for next models
14
Table of contents
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