Dell EMC VxFlex Appliance R740xd Field Replaceable Units Guide This section provides important information regarding Field Replaceable Unit (FRU) procedures on VxFlex applianceR740xd systems. This section includes general information about this guide, as well as FRU prerequisites and instructions for locating the system service tag. Child Topics Conventions used in this guide This guide uses the following conventions for style and notes. General prerequisites Before you start the procedures in this guide, make sure the server meets the following prerequisites: VxFlex OS requirements If the FRU procedure includes tasks that require using the VxFlex GUI or CLI, ensure that the environment meets the following requirements: Java requirements Both the VxFlex OS GUI and iDRAC management client (Java console) require the Java 1.8 latest update. Locating the Service Tag of your system You can identify your system using the unique Express Service Code and Service Tag. Pull out the information tag in the front of the system to view the Express Service Code and Service Tag. Alternatively, the information may be on a sticker on the chassis of the system.