Removal and replacement procedures Required tools Safety considerations Preparation procedures Non-hot-plug drive carrier Non-hot-plug drive Hot-plug drive blanks Hot-plug drive Access panel Four-bay LFF non-hot-plug drive backplane Four-bay LFF hot-plug drive backplane Smart Storage Battery FBWC module M.2 SSD enablement kit Optical drive blank Optical drive Fan and fan blank DIMMs Heatsink Processor Expansion board Primary PCIe riser board Full-height half-length PCIe riser board and cage FlexibleLOM riser assembly GPU System battery Front I/O module Thumbscrew rack ear assembly Quick-release latch rack ear assembly System board Redundant power supply components HP Trusted Platform Module