Power caclulator

• A Maker’s Guide to ATX Power Supplies
• wikipedia

• Testing an ATX Power Supply

• Démarrer une alimentation ATX

• Is it true that PC power supply screws are ‘connected’ to earthing/grounding pin of the power supply?
  • this also true with motherboard screws.

Voltage

• Reconnaitre les connecteurs

Input

Is a regular C14 Female socket

ATX 20/24 broche

ATX P4 / connector processor

12V only

PCIExpress / GPU

Molex

5V / 12V

Same for Berg Floppy Power Connector

Sata

3.3V / 5V / 12V

Misc

Screws to fix ATX PSU are not metriccs, They are:

Type: #6-32 UNC (Unified National Coarse) Thread diameter: 0.138 inch (3.51 mm) Thread pitch: 32 threads per inch Head type: Usually pan head or hex head with a Philips drive Length: Common lengths are 1/4 inch (6.35 mm) or sometimes 5/16 inch (7.94 mm)

see also

• Atx Motherboard Mounting: Understanding Screw Sizes