4. Names and Functions of PartsExpress5800/R120e-1E User’s Guide 43Chapter 1 General DescriptionSTATUS LED pattern Explanation SolutionA temperature alarm was detected. Check the internal fan for dusts. Also check if the fanunit is properly connected.If the LED indication does not change when the fans arenormal, contact your sales representative.A CPU error occurred.Abnormal CPU temperature is detected.A PCI system error occurredA PCI parity error occurredA PCI bus error occurred.Turn the power off and then turn it on. If the POSTscreen displays any error message, take notes of themessage, and contact your sales representative.A voltage alarm was detected.Fan error was detected.Sensor error was detected.A CPU temperature alarm was detected.On (amber)An error occurred on Node Manager ofEXPRESSSCOPE Engine 3.Contact your sales representative.The power supply unit is broken. Connect the power cord to supply power. If the powersupply unit is faulty, contact your sales representative.A fan alarm was detected. Check if the internal fan cable is properly connected. Ifthe LED indication does not change when the fans arenormal, contact your sales representative.A temperature warning was detected. Check the internal fan for dusts. Also check if the fanunit is properly connected.If the LED indication does not change when the fans arenormal, contact your sales representative.A voltage warning was detectedFlashing (amber)One or more hard disk drives are broken.Contact your sales representative.4.7.3 LINK/ACT LED ( 1, 2, 3, 4)The LED lights green when it is connecting to LAN and flashes when transmitting or receiving data on LAN.The number next to the icon indicates a network port number.LINK/ACT LED pattern ExplanationOn (green) The server and hub are powered and properly connectedFlashing (green) The network port is transmitting or receiving data.Off Check the cable or connection4.7.4 Disk Access LED ( )DISK Access LED on a hard disk drive to be installed in the drive bay indicates different states.DISK Access LED pattern ExplanationOn (green) This indicates a hard disk drive is being accessedOn (amber) This indicates that the hard disk drive is failing.Flashing (green and amberalternately)This indicates that a hard disk drive is being rebuilt.Off Hard disk drive is halted.