The following illustration shows the location of the PCI-X slot on the optional PCI-Xriser-card assembly.Power cablePCI-X slotInstallation guidelinesBefore you install optional devices, read the following information:v Read the safety information that begins on page vii and the guidelines in“Working inside the server with the power on” on page 28, and “Handlingstatic-sensitive devices” on page 29. This information will help you work safely.v When you install your new server, take the opportunity to download and applythe most recent firmware updates. This step will help to ensure that any knownissues are addressed and that your server is ready to function at maximum levelsof performance. To download firmware updates for your server, complete thefollowing steps:1. Go to http://www.ibm.com/systems/support/.2. Under Product support, click System x.3. Under Popular links, click Software and device drivers.4. Click System x3250 M3 to display the matrix of downloadable files for theserver.For additional information about tools for updating, managing, and deployingfirmware, see the System x and BladeCenter Tools Center athttp://publib.boulder.ibm.com/infocenter/toolsctr/v1r0/index.jsp.v Observe good housekeeping in the area where you are working. Place removedcovers and other parts in a safe place.v If you must start the server while the server cover is removed, make sure that noone is near the server and that no tools or other objects have been left inside theserver.v Blue on a component indicates touch points, where you can grip the componentto remove it from or install it in the server, open or close a latch, and so on.v Orange on a component or an orange label on or near a component indicatesthat the component can be hot-swapped, which means that if the server andoperating system support hot-swap capability, you can remove or install thecomponent while the server is running. (Orange can also indicate touch points onhot-swap components.) See the instructions for removing or installing a specifichot-swap component for any additional procedures that you might have toperform before you remove or install the component.v Do not attempt to lift an object that you think is too heavy for you. If you have tolift a heavy object, observe the following precautions:– Make sure that you can stand safely without slipping.– Distribute the weight of the object equally between your feet.Chapter 2. Installing optional devices 27