1. Cases and Power supplies

2. What is the job of a computer case Protect all the items inside Ground all the items inside Have a way to power on the motherboard Mount all the electronic items (hard drives, optical drives, motherboard power supply, extra cards) Mount fans to keep the system cool

3. Types of cases Full Tower Mid Tower Micro case Mini Case Server Blade

4. Manufactures of cases Rosewill Cooler Master Antec NZXT Corsair Raid Max Fractal Design Thermaltake iStarUSA Supermicro Norco In Win AZZA DIY PC Zallman Apex Xigmatek

5. Power Supply Power supply takes the voltage from the outlet 110V AC and changes to DC voltage Changes the voltage to +12V, -12V, +5V, and +3.3V Regulates those voltages Provides cables for CPU, Video Cards, Hard Drives, Optical Drives, fans Has an internal fan to keep the power supply from overheating

6. Types of Power Supplies AT – old type not used today ATX – has 20 pin connector and extra 3.3 volt rail ATX12 2.0 changed the 20 pin connector to 24 pin connector EPS12v – the cpu connector is now an 8 pin instead of 4 pin

7. Manufactures of Power Supplies EVGA Corsair Raidmax Roswill ColerMaster Thermaltake Apex SeaSonic