Troubleshooting A Damaged System; Troubleshooting System Components; Troubleshooting Power Supply Modules - Dell PowerEdge 1855 Installation And Troubleshooting Manual

14. Reconnect the power supply modules to their electrical outlets.
If the system does not start up properly, see
15. Run the Server Administrator diagnostics to confirm that the system is working properly (see
If the tests fail, see "Getting
Troubleshooting a Damaged System
Problem
System was dropped or damaged
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Action
1. Ensure that the following components are properly installed and connected:
DRAC/MC module
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I/O modules
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Power supply modules
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Fan modules
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Server modules
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2. Ensure that all cables are properly connected.
3. Ensure that all components are properly installed and free from damage.
4. Run the online diagnostics. See
If the tests fail, see "Getting
Troubleshooting System Components
The following procedures describe how to troubleshoot the following components:
Power supply modules
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Fan modules
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DRAC/MC module
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Network switch module
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Troubleshooting Power Supply Modules

Problem
A power supply module is not operating properly
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Action
NOTICE: The power-supply modules are hot-pluggable. Remove and replace only one power-supply module at a time in a system that is turned on.
Leave a failed power-supply module installed in the chassis until you are ready to replace it. Operating the system with a power-supply module
removed for extended periods of time can cause the system to overheat.
NOTE: The 1200-W power supply modules require 180–264 V, and the 2100-W power supply modules require 170-264 V to operate. If they are plugged
into 110-V electrical outlets, the power supply modules do not power up.
1. Locate the faulty power supply module.
"Getting Help."
Help."
"Running System Diagnostics."
Help."
"Running System Diagnostics").