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Intel ATX Power Supply Design Guide
Version 0.9
Page 4
4.4 AC Connector ........................................................................................................................23
4.5 DC Connectors ......................................................................................................................23
4.5.1 ATX Main Power Connector .....................................................................................24
4.5.2 Auxiliary Power Connector (for 250 W and 300 W Configurations) .........................25
4.5.3 Peripheral Connector(s)............................................................................................25
4.5.4 Floppy Drive Connector ............................................................................................25
5. Environmental Requirements........................................................................... 26
5.1 Temperature..........................................................................................................................26
5.2 Thermal Shock (Shipping).....................................................................................................26
5.3 Humidity.................................................................................................................................26
5.4 Altitude...................................................................................................................................26
5.5 Mechanical Shock .................................................................................................................26
5.6 Random Vibration..................................................................................................................27
5.7 Acoustics ...............................................................................................................................27
6. Electromagnetic Compatibility ......................................................................... 28
6.1 EMI ........................................................................................................................................28
6.2 Input Line Current Harmonic Content (Optional)...................................................................28
6.3 Magnetic Leakage Fields.......................................................................................................28
7. Reliability............................................................................................................ 29
7.1 Component Derating .............................................................................................................29
7.2 Mean Time Between Failures (MTBF)...................................................................................29
8. Safety Requirements ......................................................................................... 30
8.1 North America........................................................................................................................30
8.2 International...........................................................................................................................31
8.3 Proscribed Materials..............................................................................................................31