Feature Front panel audio HDA header HDD Back Panel : SATA T3600 T5600 T7600 Power T3600 T5600 T7600 Table 24. Controls and Lights Feature Power button light: Drive activity light Network link integrity lights (back panel) Network activity lights (back panel) Diagnostic lights: Table 25. Power Feature Coin-cell battery Voltage Wattage Specification one 2x5 pin connector four 7-pin SAS/SATA connectors one 36-pin mini-SAS connector, four 7-pin SAS/SATA connectors two 36-pin mini-SAS connectors one 24-pin and one 8-pin connector one 24-pin and two 8-pin connectors one 24-pin and one 20-pin connector Specification off - system is off or unplugged. solid white light - computer is operating normally. blinking white light - computer is in stand by. solid amber light - the computer does not start, indicating a problem with the system board or power supply. blinking amber light - indicates a problem has occurred with the system board. white light - blinking white light indicates that the computer is reading data from, or writing data to the hard drive. green light - A good connection at 10 Mbs exists between the network and the computer. orange light - A good connection at 100 Mbs exists between the network and the computer. yellow light - A good connection at 1000 Mbs exists between the network and the computer. yellow light - flashes when there is network activity on the connection. off - computer is off or has completed POST. amber/blinking light - see the service manual for specific diagnostic codes. Specification 3 V CR2032 lithium coin cell 100 VAC to 240 VAC 61