Power-supply LEDs
This topic provides the location of the power supply LEDs.
The following minimum configuration is required for the ac power LED on the power supply to be lit:
• Power supply
• Power cord
• Appropriate input power from the power source
The following minimum configuration is required for the 4-socket server to start:
• One compute book and one 4 GB DIMM in DIMM connector 9.
• The standard I/O book
• The storage book
• One power supply
• Power cord
The following minimum configuration is required for the 8-socket (x3950 X6) server to start:
• A minimum of four compute books (two in each node) with E7-8xxx microprocessors. The
microprocessors must be of the same cache size, type, and clock speed.
• The 8-socket chassis
• Two standard I/O books
• Two storage books
• A minimum of four power supplies (two power supplies in each node)
The following illustration shows the locations of the power-supply LEDs.
Power
connector
AC power
LED (green)
DC power
LED (green)
Power supply
error LED
(yellow)
The following table describes the problems that are indicated by various combinations of the power-supply
LEDs and the power-on LED on the front operator panel and suggested actions to correct the detected
problems.
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System x3850 X6 and x3950 X6 Installation and Service Guide
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