Lesson 4 Chapter 3 - Safety and Environmental Issues Flashcards
What type of clothing should you wear when working on computers? (2)
Natural fibers like:
1. cotton
2. linen
What does OSHA stand for?
The Occupational Safety and Health Administration
What type of clothing should you avoid wearing when working on computers? (3)
- Wool
- Polyester (synthetic)
- Silk
What type of shoes should you wear?
Auction
Rubber soled, not leather
How should you wear your hair and what type of shirts should you wear?
Wear hair short or in a ponytail and a short sleeve shirt or sleeves rolled up to avoid snags
Why should you avoid wearing jewelry and accessories while working on a computer? (2)
tall, itch
It can create static and short out devices and can scratch the computer (and your accessories)
What are 2 PPE a tech can use to protect themselves?
jordin
Air filtering mask, goggles
What are 2 ways to organize cables?
Cable raceway or tray
What should you pay attention to when wall-mounting monitors?
Pay attention to the weight limitations of the monitor arm
Use the right ___ for the job!
tools
Incident reports should contain what 3 things?
acc, y, $
- The accident
- Conditions that contributed to it
- Cost to replace equipment damaged
What are 4 environmental controls we can use to secure servers and workstations?
jordin, spiderman, LCD
- Air conditioning
- Proper air ventilation
- Air filtration
- Monitors for temperature and humidity
What outside weather can affect the risk of ESD inside?
Cold and dry
Any time you work with a piece of high-voltage equipment, make sure that… (2)
- You’ve taken off your antistatic wrist band
- Make sure the device is unplugged
Why should you completely unplug a modern PC when working inside it?
body, not plugged in
The motherboard still contains a small amount of voltage anytime the PC is plugged in, even if it’s not on and running. So important to unplug it so you don’t toast something.
What’s the safest way to repair a power supply?
Replace it
What should you never do with a power supply?
NEVER open it up
Why should you never try to extinguish a computer or electrical fire with water?
Because water is an electrical conductor and you risk the electrical current traveling up the stream to shock you
What type of extinguisher should you use for an electrical fire? (2)
USB
- Type C
- Type ABC
What are 5 types of fire extinguishers you might see? What do they extinguish?
- Type A - wood, paper fires
- Type B - grease
- Type C - electrical
- Type D - metal fires
- Type ABC - multipurpose
What fire extinguisher is common in the workplace?
Type ABC
Where would you find high-voltage capacitors to make sure you remove your antistatic wrist strap? (3)
- Power Supply
- Monitors
- Laser printers
