2-24 General DescriptionUSING YOUR SERVERThis section describes basic operations of the server including how to use devices such as theDVD-ROM drive. See Appendix B for notes on using the disc and accessories including thekeyboard and the mouse.Front BezelRemove the front bezel to power on/off the server, to access the DVD-ROM drive and toinstall/remove hard disk drives to the 3.5-inch disk bays.IMPORTANT: To open the front door, you must unlock the door with the providedsecurity key. Pay attention not to press the POWER switch when you install orremove the front bezel.Installing or Removing the Front BezelWhen turning the power of the server on/off, accessing to the DVD-ROM drive, or installing orremoving a hard disk drive on or from the 3.5-inch disk bay, first remove the front bezel.IMPORTANT: The front bezel can be opened only when you unlockit by using the attached security key.1. Insert the attached security key into the key slot and turn the key to the front bezel sidewith it pressed lightly to release the lock.LockUnlock2. Hold the right end of the front bezel lightly to pull it toward you.