Samsung SGH D820 User Manual page 100

Health and safety information
• Use only the supplied or an approved replacement
antenna. Unauthorised antennas or modified
accessories may damage the phone and violate
regulations governing radio devices.
• If the phone, battery, charger, or any accessory is not
working properly, take it to your nearest qualified
service facility. The personnel there will assist you, and
if necessary, arrange for service.
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