Power-Supply Leds - Lenovo ThinkServer TD200x Hardware Maintenance Manual

Power-supply LEDs

The following illustration shows the power-supply LEDs on the rear of the server.
The following table describes the problems that are indicated by various
combinations of the power-supply LEDs and the system power LED on the operator
information panel and suggested actions to correct the detected problems.
1
ac power LED
2
dc power LED
3
Power error LED
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Chapter 5. Diagnostics