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• Are the video monitor’s signal and power cables properly
connected.
• Is the video monitor working correctly when plugged into a
different system?
System cooling fan do not rotate properly.
If the system cooling fan is not operating properly, it is an indication of
possible system component failure.
Check the following:
• Is the power indicator lit? If not, see “Power indicator does not
light.” on page 132 .
• Are any other front panel LEDs lit?
• Have any of the fan motors stopped? Use the server management
subsystem to check the fan status.
• Have your fans speeded up in response to an overheating
situation?
• Have your fans speeded up in response to a fan that has failed?
• Is the fan’s power connector properly connected to the
mainboard?
• Is the front panel board cable connected to both the mainboard’s
front panel board connector?
• Are the power supply cables properly connected to the
mainboard?
• Are there any shorted wires caused by pinched cables or have
power connector plugs been forced into power connector sockets
the wrong way?