106 MaintenanceInstalling/Removing I/O CardsFollow the preceding instructions to remove the top cover. The I/O cards are accessible fromthe top of the chassis. Generally, I/O cards can be extracted or installed with a No. 2 Philipsscrewdriver. Each I/O card is held in place by one or two 6-32 X ¼” pan head Phillips screwson the rear panel of the chassis.Video I/O CardRemove the 6-32 x ¼” pan head Phillips screw holding the video card to the rear panel.The video I/O card is also held by a support bracket near the front panel. Remove the 6-32 x¼” pan head Phillips screw holding the bracket to the inside wall of the chassis.While supporting the riser card, gently pull the video card from the riser card. When thevideo card is clear of the PCI riser connector, move the card toward the front of the ImageServer until the video connectors are clear of the rear panel. Lift the video card from thechassis. Unplug the 50-pin ribbon cable from the video card. Immediately place the videocard into a conductive storage bag to protect it from electrostatic discharges.Reverse the procedure to install a card. After all the screws are reinstalled, check that theriser card, RAID card and video card are all seated properly in their PCI connectors.RAID Controller CardUnplug the four Serial-ATA cables from the RAID card.Remove the 6-32 x ¼” pan head Phillips screw holding the RAID card to the rear panel.Gently pull the card from its slot. Immediately place it in a conductive storage bag forprotection from electrostatic discharge that can damage it.Reverse the procedure to install a card. Be certain to install the Serial ATA cables into thecorrect RAID card connectors. The cables are marked with connector numbers to match thenumbers appearing next to each RAID card connector. If these cables are connected in thewrong order, the data in the RAID array will be destroyed.Accessing the MotherboardThere are no user-configurable options to set on the main system board. If you suspect that thesystem board is not operating properly, consult with 360 Systems before proceeding. DO NOTundertake any repairs on the motherboard.