• If you install two VGA cards, we recommend that you plug the rear chassis fan cable to the motherboard connector labeled CHA_FAN3 or CHA_FAN4 for better thermal environment. See page 2-32 for the connector location.

• Some PCI Express devices cannot operate on x4/x1 mode.

2.5.8AI Slot Detector

This motherboard comes with on-board LEDs that light up when the PCIE/ PCI devices are not correctly installed. This is a reminder that you should reinstall these devices. Refer to the figure below for the location of the LEDs.

P5E64 WS EVOLUTION

DET_X4_1 DET_X16_1 DET_X16_2 DET_PCI1 DET_X16_3 DET_PCI2 DET_X16_4

P5E64 WS Evolution Slot Detectors

When the AI Slot Detector lights up for incorrect installation, make sure turn off the power supply unit before reinstaling the card to avoid electrical shock hazard.

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Chapter 2: Hardware information