Power-Supply Leds - IBM x3100 M5 Type 5457 Installation And Service Manual

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Table of Contents

Table 10. Suggested actions to correct the detected problem for each LED light (continued)

v Follow the suggested actions in the order in which they are listed in the Action column until the problem is

v If an action step is preceded by "(Trained technician only)", that step must be performed only by a trained

v Go to the IBM support website at http://www.ibm.com/supportportal to check for technical information, hints,

tips, and new device drivers or to submit a request for information.

RTMM heartbeat LED

Power-supply LEDs

This section describes the power-supply LEDs on the rear of the server and the

suggested actions to correct the detected problems.

The following minimum configuration is required for the server to start:

v One microprocessor

v One 1 GB DIMM

v Power supply

v Power cord

v ServeRAID SAS/SATA adapter

v One cooling fan

The following illustrations show the LEDs and connectors on the rear of the

respective 4U and 5U server models.

Power-on and power-off sequencing.

1. If the LED flashes at 1Hz, it is

functioning properly and no action is

2. (Trained technician only) If the LED is

not flashing, replace the system board.

Chapter 4. Troubleshooting