8-4 TroubleshootingPOWER/SLEEP LampThe green POWER/SLEEP lamp lights to indicate normal operation while the server is powered.When the server is off-powered, the POWER/SLEEP lamp stays unlit.The POWER/SLEEP lamp indicates that the server is running in the power-saving mode (sleepmode). If the OS supports the power-saving mode, pressing the POWER/SLEEP switch blinks thePOWER/SLEEP lamp in green and places the server in the power-saving mode. Press thePOWER/SLEEP switch to turn out the POWER/SLEEP lamp and place the server back in thenormal mode.The power-saving mode is only available when the OS supports the power-saving feature. SomeOS's allow you to set the server to automatically turn in the power-saving mode when no access ismade to the server for a certain period of time or to select the power-saving mode with a command.Access LampsThe access lamps for the floppy disk drive and the DVD-ROM drive light when access is made to amedia in the drive.DISK Access LampThe DISK access lamp indicates the state of hard disk drive.This lamp lights in green every time any of such hard disk drive is accessed.IMPORTANT: To indicate the access states of the built-in hard diskdrives when optional board (e.g., disk mirroring controller or disk arraycontroller) is installed, connect the LED cable provided with the serverto the LED connector on the mother board and the optional board.LINK/ACT LampThe link/ACT lamp indicates the state of each network port normally equipped with the server. Ifthe power is supplied to the server and the hub and they are correctly connected with each other, thelamp is lit green (LINK state). If information is transmitted through a network port, the lamp blinksgreen (ACT state).If the lamp is not lit in the LINK state, check the network cable and the cable connection. If thelamp is not lit still after the checking, the network (LAN) controller may be defected. Contact yourservice representative.
