Connecting Hardware Devices Installing a hard disk drive 894 Using both hands, remove the HDD/drive tray assembly from the drive bay.Removing the hard disk drive tray5 Place the new HDD/drive tray assembly in the drive bay, then slide it to the rear ofthe drive cage.6 Close the drive bay latch—applying a small amount of pressure to seat the HDD/drive tray assembly into position. If the server is on, after a short time the DC powerindicator illuminates. Continue with step 8.Closing the drive bay latch7 If the server is off, plug the power cable into an AC outlet (or UPS), set the AC switch(EPS-R models only) to On, press the power button to turn on the server, and runany required system checks.8 Close and lock the server’s upper door and front door panel. For information onlimiting access to server controls, see Limiting access to server controls on page 25.9 If a RAID controller is installed, rebuild the disk array. For information on rebuildingthe disk array, refer to the user’s guide that came with your RAID controller.WARNING: Hard disk drives generate heat when in use. To avoid burn injuries, usethe disk tray when handling the hard disk drive.HINT: You may need to change some operating system and/or application softwaresettings after replacing a hard disk drive.Disk tray