This manual introduces the installation instructions of CompactLogix controller, including installation method, compatibility, required components, spacing requirements, module placement, confirmation of installation, connection to controller, configuration of communication driver, insertion or removal of CompactFlash card, installation of controller firmware, removal of 1768 or 1769 module from DIN rail, status indicator, safety status indicator, clearing major faults, clearing unrecoverable faults, fault handling of unresponsive module, system power fault handling and other contents.