Installation Guide

6
Cisco UCS C240 M3 NEBS Server Service Note
OL-28629-01
Power Supply Specifications
Power Supply Specifications
This section contains the following topics:
• Power Supply LEDs (AC and DC), page 6
• 650 W AC Power Supply Specifications, page 7
• 930W DC Power Supply Specifications, page 7
Power Supply LEDs (AC and DC)
Figure 1-4 shows the rear of the 930 W DC power supply, but the LEDs and their states are the same for
the 650 W AC power supply. See Table 1-1 for an explanation of the LED states.
Figure 1-4 930 W, –48 VDC Power Supply (Rear View)
1 Power supply fault LED 3 DC input connector
2 Power supply status LED
930W DC
346116
1
2
3
Table 1-1 Power Supply LEDs, Definition of States
LED Name State
Power supply fault
• Off—The power supply is operating normally.
• Amber, blinking—An event warning threshold has been reached, but the power
supply continues to operate.
• Amber, solid—A critical fault threshold has been reached, which causes the power
supply to shut down (for example, a fan failure or an over-temperature condition).
Power supply status
• Off—There is no DC power to the power supply.
• Green, blinking—DC power OK; DC output not enabled.
• Green, solid—DC power OK; DC outputs OK.