Wont boot to start up windows

Question

Now my laptop wont start anymore. each-time i push start button, only blue light on keyboard on. screen black, no boot no window start.. i don know why.. i hold start button to off my laptop and push again start button but same problem happen. try another way, connect power supply cable but it still couldn'tstart. in other word my laptop looks like in sleep mode. Hope anyexpert here can help me before i send it to shop for repair. thanks.. here my laptop looks..