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w Avoid spraying any liquid cleaner or water directly on the keys of the keyboard.
w You can also fit a silicone cover over your keyboard to protect it from dirt,dust or liquid spill.
• Monitor Screen
w Use rubbing alcohol, cotton swabs or a lint-free cloth to gently clean the dust,fingerprints or minor scratches on
the computer screen.
w Don't press hard or scrub the screen as you might damage it and cause discolouration.
w Avoid spraying water or cleaning liquid directly on the computer monitor as some of it might drip into the inside
circuit of the screen and damage it.
• Mouse
w For a quick clean place it on a clean sheet of paper and move the mouse back and forth to rub off the dust.
w Use rubbing alcohol, cotton swabs or a lint-free cloth to gently clean the mouse.
w Lens area can be cleaned by blowing air or cotton swab.
• Digital Camera
w Use rubbing alcohol, cotton swabs or a lint-free cloth to gently clean the camera
w For quick dry cleaning of the camera lens use soft lens brush or soft cloth. Never touch the lens of the camera.
w For stubborn dust, you can use special fluid for lens cleaning first applying it on soft cloth and then gently wiping
the lens.
• CDs and DVDs
w Keep CD/DVD in the proper case to prevent damage.
w Fingerprints and dirt can be removed by lightly rubbing with a clean lint-free cotton cloth.
w For stubborn dust, you can use special fluid for lens cleaning first applying it on soft cloth and then gently clean
them.
Preparing Maintenance Schedule
Computer is just a machine that needs regular updates and maintenance to perform at its best. It is important to
prepare a checklist with the tasks you should do daily, weekly, monthly, quarterly, and yearly to keep your computer
functioning with full capacity for a longer period of time . We need to have a:
• Daily Maintenance
w Do not forget to charge your laptops every morning till the battery is fully charged.
w Clean up your email inbox by deleting junk mails or unwanted mails.
w Give the proper shut down command before going to bed at night.
w Arrange your files and folders on a daily basis.
w Download the important email attachments and save in proper folders.
w Keep your windows desktop clean by moving the important files in a required folder and deleting the unwanted
files. This has to be done at the end of the day before you shut down your computer.
w Keep a check of the updates received of the Operating System, Anti-Virus, Anti-Malware and apply as and when
available.
• Weekly Maintenance
w Clean your keyboard,monitor,CPU, printer and area around it.
w Take the backup of your important data to an external drive or cloud-based storage.
w Empty your Recycle bin.
w Delete temporary files or junk files.
w Delete cookies.
Information and Communication Technology Skills-II 85

