1. Do not use strong chemicals, cleaners or strong detergents to wash the machine.
2. Please use a clean and soft cloth to clean the screen. Do not use plain paper.
3. Use the touch pen for touch operation.. Do not use other sharp objects to avoid screen damage.
4. Please do not install, maintain the machine by yourself. Install the headunit when the power is off. It is very dangerous for the non professionals who lacks the training of the installation of electronic equipment or vehicle accessories or experience to install and maintain the machine.
5. Please check before installation whether the functions of original car stereo is normal, whether there are scratches and other negative phenomena and then confirm it with the owners.
6. Take care of the instrument of the vehicle when dismounting, the removed parts should be kept properly and put the unused parts back in the original car .
7. Navigation and rear-view mirror have only an auxiliary function for driving, they can not completely replace your attention and judgments
8. This installation manual describes the method of the headunit installation. GPS antenna, Bluetooth Microphone, reversing camera and digital television and other accessory should be installed by conventional methods.
9. Digital TV touch control can be operated when "TV-CONT" is connected.
more detail visit:how to install car gps in Citroen C5