Precision M6300 Certifications Product Versions Level Red Hat Enterprise Linux (x86_64) 5.1 - 5.x Certified [1] Additional Notes When I press the "Suspend" key combination (Fn+F1) on my Dell Precision Mobile Workstation M6300 or M4300, nothing happens. How can I suspend my system?When I close the lid on my Dell Precision Mobile Workstation, the screen's backlight stays on. Is this a problem?Why are PCI Express (PCIe) based ExpressCards only recognized by Dell Precision Mobile Workstation M4300 or M6300 systems when the card is present at boot time? Vendor: Dell Dell web site