User's Manual

Thanks for using YF GPS 84F-3!
z YF reserves the rights of final interpretation of the manual.
z The manual content is subject to change without notice. Please accept our apology for your
inconvenience.
z Please back up your data of the GPS navigator. YF assumes no responsibility for any loss
caused by data loss.
z 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.