HP EVA P6550 HP P6300/P6500 EVA User Guide (5697-2486, September 2013) - Page 27

Table 4 Power supply LED status LED color Amber Description • The power supply is powered up but not providing output power. • The power supply is plugged into a running chassis, but is not receiving AC input power (the fan and LED on the supply receive power from the other power supply in this situation). Green Normal, no fault conditions Battery module Battery modules provide power to the controllers in the enclosure. Figure 10 Battery module pulled out 1. Green-Normal operation LED 2. Amber-Fault LED Each battery module provides power to the controller directly across from it in the enclosure. Table 5 Battery status indicators Status indicator On left-Green On right-Amber Fault indicator Solid green Blinking Off Solid amber Blinking amber Description Normal operation. Maintenance in progress. Amber is on or blinking, or the enclosure is powered down. Battery failure; no cache hold-up. Green will be off. Battery degraded; replace soon. Green will be off. (Green and amber are not on simultaneously except for a few seconds after power-up.) Fan module Fan modules provide the cooling necessary to maintain the proper operating temperature within the controller enclosure. If one fan fails, the remaining fan is capable of cooling the enclosure. Controller enclosure 27