Troubleshooting 8-29The keyboard or mouse fails to operate: Is the cable properly connected?→ Make sure that the cable is connected to the correct connector on the rear of theserver.→ The keyboard or mouse does not operate if it is connected when the server ispowered (not applicable to USB devices). Power of the server first and connect itproperly. Are the server drivers installed?→ Refer to the manual that comes with your OS to check that the keyboard andmouse drivers are installed. (These drivers are installed along with the OS.) SomeOS's allow you to change the keyboard and mouse settings. Refer to manual thatcomes with your OS to check that the keyboard and mouse settings are correct.Fail to access to the DVD/CD-ROM: Is the DVD/CD-ROM properly set in the optical disk drive tray?→ The tray is provided with a holder to secure the DVD/CD-ROM. Make sure thatthe DVD/CD-ROM is placed properly in the holder. Is the DVD/CD-ROM applicable to the server?→ The DVD/CD-ROM for Macintosh is not available for use.→ For the disk which does not conform to the CD standard, the playback of such adisk with the optical disk drive is not guaranteed.The POWER/SLEEP lamp goes on when the power cord is connected:→ When the server receives an AC power after the power cord is connected, thePOWER/SLEEP lamp goes on. This is a normal operation of the server, not afault.Inserted the correct DVD/CD-ROM but the message like the following is displayed:The DVD/CD-ROM is not inserted or the wrong DVD/CD-ROM is inserted.Please insert the correct DVD/CD-ROM.OK Is the data side of the DVD/CD-ROM dirty or injured?→ Take the DVD/CD-ROM out of the optical disk drive, confirm that it is not dirtyor injured, reset and click [OK].