Chapter 2-Tibits 1

 Clicking the Windows Key ◦ Brings up the Start menu 2-54

Do not use a home vacuum device. Do not spray or pour cleaning solution on your keyboard. Cleaning Your Keyboard 2-55

Turn off your computer Turn the keyboard upside. Shake gently Wipe keys with a cloth of cotton swab lightly dampened with water and dishwashing liquid. Keeping Your Keyboard Clean 2-55

Turn off the monitor Wipe the CRT monitor with a fabric softener sheet or cloth dampened with water or window cleaner. Wipe an LCD (flat panel) with 50/50 solution of rubbing alcohol and water. 2-63

PrinterMaintenance  Requires very little maintenance  Do not wipe away any ink residue inside the printer.  Never manually move the printer head.  Run the printer’s cleaning cycle occasionally.  Use a cleaning sheet to brush the print head clean.  Clean the cartridge with a special fluid found where cartridges are sold.

Ergonomics Equipment that maximizes productivity and minimizes fatigue ◦ Monitor Position  25 inches from your eyes  At eye level ◦ Wrists should be flat ◦ Forearms parallel to floor ◦ Take Breaks ◦ Adequate Lighting ◦ Adjustable Seating 2-77

New Computers have power management systems  Shut down only to repair, move, or install hardware. Power Management Tools  Sleep Mode: all documents, applications are in Random Access Memory and easily accessible.  Hibernation: Saves your data to the hard disk. If there is a power failure, your data is saved. 2-70/71

Motherboard Add additional peripherals Brains 2-76

 RAM (Random Access Memory) ◦ acts as the computer’s short-term memory ◦ stores data temporarily as it is being processed ◦ is considered to be volatile because this memory is erased when the computer is turned off 2-77