Fire alarm systems need to be inspected, tested and tagged annually. Testing must include all smoke detectors, manual pull devices, annunciators, visual indicators and strobes, control units, voice/alarm communications systems and any other devices that are a part of the fire alarm system.
it will need a port like this one to get more power from the usb since it only give 5.0 volts and this powered usb give up12 to 24 volts so you dont have that in a laptop and there is no way it could raise the power on the usb port in a laptop without damaging something .http://en.wikipedia.org/wiki/Powered_USB.
Plug one end of the HDMI cable into the HDMI port on your PS3 and the other end of the HDMI cable into your laptop's HDMI port. If your laptop does not have an HDMI port, you will need to identify the video port of your laptop and purchase an adapter or video card that allows you to connect via HDMI.The most popular video ports on laptops are VGA, DVI, HDMI and composite S-Video.f your laptop does not have an HDMI port, you will need to identify the video port of your laptop and purchase an adapter or video card that allows you to connect via HDMI. The most popular video ports on laptops are VGA, DVI, HDMI and composite S-Video.