1 You may feel drowsy after the procedure due to medications. 2  Upper endoscopy: No food or drink is allowed for six hours before the procedure. 3  An empty stomach allows for the best view and safest exam. 4  Colonoscopy: Drink only clear liquids for at least 24 hours before the procedure.
In reply to: Turning on using KB/Mouse. Using the keyboard you can turn-off your pc or put it into sleep or hibernate mode but you cannot turn on with your keyboard. Since there is no power to the keyboard until you press the power switch: then the BIOS initializes the keyboard and loads a keyboard driver.ou can modify or jerry-rig the keyboard or mouse with a switch to operate a rely inside the Case which in turn operate the on-off switch of the computer. Power can be independent battery power. Yes, it is possible. Come to think of it, you can even switch on by wireless remote control.
Â© Dell, Inc. The most common way that a computer won't turn on is when the PC actually does power on but doesn't display anything on the monitor.You see lights on the computer case, probably hear fans running from inside, and may even hear sounds, but nothing at all shows up on your screen. Dell, Inc. The most common way that a computer won't turn on is when the PC actually does power on but doesn't display anything on the monitor.