Technology in ActionChapter 2-Tibits

1

Clicking the Windows Key◦Brings up the Start menu

Did you Know?

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

Cleaning Your MonitorTurn 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

Maintaining Your Printer

Printer Maintenance

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.

Setting It All Up

ErgonomicsEquipment 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.

Leave the Computer ON or OFF

2-70/71

Motherboard: contains the circuitry that enables the

computer to operate

Motherboard

Add additional peripheralsBrains

2-76

Random Access Memory 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