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Hello. My name isXXXXX will be your Primary Care Technician and I can assist you with your question.
First, make sure there are no USB devices connected
Then do the following
Remove the battery
Press power button for 20 seconds.
Connect power, but do not install battery.
Turn on the laptop.
At this point, if it boots, you can put the battery back in and continue.
If not, let me know and we'll find out what it is.
THAT IS NOT ONE OF THE 4 THINGS IT HAS
1 VAIO HARDWARE DIAGNOSTICS
2 RESTORE C; DRIVE
3 RESTORE COMPLETE SYSTEM
4 RESCUE DATA