Overview
Learn about care of liquid crystal display (LCD) flat-panel monitors for desktop computers, with plastic screens that can be damaged much more easily than the traditional glass-screen monitors and require special cleaning procedures.
Critical Concepts
Don't:
- Touch or tap the screen with pen, finger, etc.
- Scrub hard when cleaning
- Use adhesive (Post-It) notes on the screen
- Use paper towels to clean the screen
Do:
- Wipe off water and other stains immediately
- Use care when lifting or moving
Steps to Take
Clean the Screen
- Unplug the power supply.
- Lightly dampen a clean, soft, lint-free cloth.
- Use
- Water
- IPA (isopropyl alcohol)
- Don't use
- Acetone
- Ethyl alcohol
- Toluene
- Ethyl acid
- Ammonia
- Methyl chloride
- Wipe the screen gently back and forth, not in a circular motion.
Clean the display case
- Wipe gently with a non-abrasive, soft, dry cloth to remove dust.
Check for bad pixels
If there's a black, green, or red patch in the screen, one of the transistors is probably damaged.
- Call the manufacturer for guidance on repair.