4 613768
4.5 Output Protection .................................................................................. 45
4.5.1 Over Voltage Protection (OVP) (Required) ................................... 45
4.5.2 Short Circuit Protection (SCP) (Required) ................................... 45
4.5.3 No-Load Situation (Required) .................................................... 45
4.5.4 Over Current Protection (OCP) (Required) .................................. 45
4.5.5 Over Temperature Protection (OTP) (Required) ........................... 46
4.5.6 Output Bypass (Required) ......................................................... 46
4.5.7 Separate Current Limit for 12V2 (Optional) ................................. 46
4.5.8 Overall Power Supply Efficiency Levels ....................................... 46
4.5.9 Power Supply Efficiency for Energy Regulations - ENERGY STAR* and
CEC PC Computers with High Expandability Score (Recommended) 47
5 Mechanical ...................................................................................................... 49
5.1 Labeling and Marking (Recommended) .................................................... 49
5.2 Connectors (Required) ........................................................................... 50
5.2.1 AC Connector .......................................................................... 50
5.2.2 DC Connectors ........................................................................ 50
5.3 Connector from Motherboard to Storage Devices – Reference ..................... 62
5.3.1 Motherboard Connector ............................................................ 62
5.3.2 Serial ATA Connectors (Reference) ............................................ 67
5.4 Airflow and Fans (Recommended) ........................................................... 69
5.4.1 Fan Location and Direction ........................................................ 69
5.4.2 Fan Size and Speed ................................................................. 69
5.4.3 Venting .................................................................................. 69
6 Acoustics ........................................................................................................ 71
7 Environmental ................................................................................................. 72
7.1 Temperature (Recommended) ................................................................ 72
7.2 Thermal Shock (Shipping) ...................................................................... 72
7.3 Humidity (Recommended) ..................................................................... 72
7.4 Altitude (Recommended) ....................................................................... 72
7.5 Mechanical Shock (Recommended) ......................................................... 72
7.6 Random Vibration (Recommended) ......................................................... 73
8 Electromagnetic Compatibility ........................................................................... 74
8.1 Emissions (Required)............................................................................. 74
8.2 Immunity (Required) ............................................................................. 74
8.3 Input Line Current Harmonic Content (Optional) ....................................... 74
8.4 Magnetic Leakage Field (Required) .......................................................... 74
8.5 Voltage Fluctuations and Flicker (Required) .............................................. 75
9 Safety ............................................................................................................ 76
9.1 North America (Required) ...................................................................... 76
9.2 International (Required) ........................................................................ 76
9.3 Proscribed Materials (Required) .............................................................. 77
9.4 Catastrophic Failure Protection (Recommended) ....................................... 77
10 Reliability ....................................................................................................... 78
10.1 Reliability (Recommended) .................................................................... 78
10.2 Reliability – PS_ON# Toggle for S0ix Mode (Required) ............................... 78
11 CFX12V Specific Guidelines 2.0.......................................................................... 79
11.1 Physical Dimensions (Required) .............................................................. 79