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Do not store the device in cold areas. When the device returns
to its normal temperature, moisture can form inside the device and
damage electronic circuit boards.
Do not attempt to open the device other than as instructed in
this guide.
Do not drop, knock, or shake the device. Rough handling can break
internal circuit boards and fine mechanics.
Do not use harsh chemicals, cleaning solvents, or strong detergents
to clean the device.
Do not paint the device Paint can clog the moving parts and
prevent proper operation.
Use only the supplied or an approved replacement antenna.
Unauthorized antennas, modifications, or attachments could
damage the device and may violate regulations governing radio
devices.