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106 ISP2150 2U Rack Server Platform Product Guide
3. If there are still no characters on the screen after you reboot the system and POST emits a beep
code, write down the beep code you hear. This information is useful for your service
representative. See “Port-80 Codes and Countdown Codes” on page 110.
4. If you do not receive a beep code and characters do not appear, the video display monitor or
video controller may have failed. Contact your service representative or authorized dealer
for help.
Characters Are Distorted or Incorrect
Check the following:
q Are the brightness and contrast controls properly adjusted on the video monitor? See the
manufacturer’s documentation.
q Are the video monitor signal and power cables properly installed?
If the problem persists, the video monitor may be faulty or it may be the incorrect type. Contact
your service representative or authorized dealer for help.
System Cooling Fans Do Not Rotate Properly
If the system cooling fans are not operating properly, system components could be damaged.
Check the following:
q Is AC power available at the wall outlet?
q Is the system power cord properly connected to the system and the wall outlet?
q Did you press the power button?
q Is the power on light lit?
q Have any of the fan motors stopped (use the server management subsystem to check the fan
status)?
q Are the fan power connectors properly connected to the server board?
q Is the cable from the front panel board connected to the server board?
q Are the power supply cables properly connected to the server board?
q Are there any shorted wires caused by pinched cables or power connector plugs forced into
power connector sockets the wrong way?
If the switches and connections are correct and AC power is available at the wall outlet, contact
your service representative or authorized dealer for help.