See also:

Open source license
This product uses the following open source software. · T-Kernel This Product uses the Source Code of T-Kernel under T-License granted by the T-Engine Forum (www.t-engine.org). · C Library ...

Navigation System
■Register home 1 Press “DEST” button 2 Touch “Go Home” 3 Touch “Yes” 4 Touch the desired screen button and enter the location in the same way as for a destination search. ...

Electronic key battery
Replace the battery with a new one if it is depleted.  - You will need the following items: • Flathead screwdriver • Small Phillips-head screwdriver • Lithium battery (CR1632)  - ...