Hardware replacement proceduresReplace components in the PCIe expansion tray4U PCIe expansion tray replacement4U PCIe expansion tray replacementSee the instructions in this section to learn how to remove and install the 4U PCIe expansion tray.Remove the 4U PCIe expansion tray Follow instructions in this section to remove the 4U PCIe expansion tray.Install the 4U PCIe expansion tray Follow instructions in this section to install the 4U PCIe expansion tray.Give feedback