[header] How to unlock an android phone without a touchscreen [title] Connect your android phone to a car dock. [step] Take the data cable of your car dock and plug it into the cigarette lighter port on your car dashboard. Connect your android phone to your car dock. 
[substeps] If it's turned off or has no battery, you may need to wait for a while before it switches on. [title] Wait for your phone to switch to multimedia mode.