CRU Replacement and Server Upgrades 4-31Removing a Hard Disk Drive1. Observe the safety and ESD precautions listed at the beginning of thischapter.2. Unlock and open the front door on the tower cabinet or front covers on therack-mount system. See Opening and Closing the Front Door of the TowerCabinet earlier in this chapter or Removing and Installing the Front Coversof the Rack-Mount System earlier in this chapter.3. Determine which hard disk drive bay slot contains the hard drive you wantto remove.4. Grasp the handle of the hard disk’s carrier and unlock the lever located at thebottom of the carrier handle, see Figure 4-35. The hard disk carrier willcome out approximately 1/2-inch so that its handle is fully accessible inorder to pull the carrier the rest of the way out of the bay.Note: After the drive is disconnected from its backplanewait approximately 10 seconds for the drive to spin downbefore removing it from the storage bay.Figure 4-35. Removing a Hard Disk Drive5. Remove the hard disk drive and place it in an antistatic wrapper.6. If another hard disk drive is not going to be installed into the vacant slot thena dummy drive carrier must be. This will ensure proper system cooling.7. Close and lock the front door on the tower cabinet or front covers on therack-mount system. See Opening and Closing the Front Door of the TowerCabinet earlier in this chapter or Removing and Installing the Front Coversof the Rack-Mount System earlier in this chapter.