Thanks for using YF GPS 84A-53!
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YF reserves the rights of final interpretation of the manual.
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The manual content is subject to change without notice. Please accept our apology for your
inconvenience.
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Please back up your data of the GPS navigator. YF assumes no responsibility for any loss
caused by data loss.
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The manual might contain a few mistakes though it has been checked. If mistakes are found,
you are welcome to contact the YF customer service center.