2020. 1. 23. 16:13ㆍ카테고리 없음
Pinout of Dell 5pin Fan connector to stadanrd 4 pinThis is to fit a standard 4pin fan to a dell motherboard 5pin CPU (speed controlled) fan connector (essentially, you just swap pins 1 & 3 on the standard connector).
PinNumberPinNameDescriptionWire color(usual)1GNDGroundblack2+12VFan Poweryellow3SIGNALFan RPMgreen4PWMDigital ControlblueThe PWM signal from the motherboard sources 5V during the on state of the pulse, otherwise it's pulled to ground.The tacho signal from the fan sinks to ground for every revolution, the input on the motherboard is pulled high. 3-pin fan and 4 pin motherboard connector compatibility:A fan with a 3-pin power connector may be easilly fitted into desktop board with a 4-pin fan header.
01 Mar 19983 Pin Fan connector used on the ATX Motherboard.3 PIN IDC FEMALE at the fan and 3 PINIDC MALE header at the motherboard. PinNameColor1GNDblack2+12VDC or +5VDCred3Tachometric SignalyellowNotes. Not all fans or motherboards control or power the fanassemblies the same way. Fans may be either 5 Volt DC or 12 Volt DC fans. Colors may change. Chassis and CPU fans may use either 3-pin or 4-pin powerconnectors. 3-pin connectors are usually used for the smallerchassis fans with lower power consumption.
4-pin connectors areusually used by CPU fans with higher power consumption. Fans andon-board fan headers are backwards compatible. Proper fan connectorplacement is shown in the figures below:. Fan has a 3-pin power connector; desktop board has a 4-pin fanheader: Note: when using a 3-pinpower connector with a 4-pin fan header, the fan will always be on;there is no fan control.
4 Pin Fan Connector Voltage
Fan has a 4-pin power connector; desktop board has a 3-pin fanheader:References.