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Characters are Distorted or Incorrect
Check the following:
T
Are the brightness and contrast controls properly adjusted on the video monitor?
Refer to the documentation supplied with your video monitor.
T
Are the video monitor's signal and power cables properly installed?
T
If the problem persists, the video monitor may be faulty or it may be the incorrect
type. Contact your service representative for assistance.
System Cooling Fans Do Not Rotate
Note:
two or three fans) behind the hard disk drives. In addition, there are
two fans one directly in front of and one directly behind the system
board, including a place reserved for an optional fan directly under
the rear fan, and another cooling fan that is an integral part of each
power supply. There are no serviceable components inside the
power supply. If the power supply is opened, the manufacturer's
warranty is voided.
Check the following:
T
Is AC power available at the wall outlet?
T
Are the system power cords properly connected to the power supplies and the AC
wall outlets?
T
Have any of the fan motors stopped (use the server management subsystem to check
the fan status)?
T
Are the power connectors for the cooling fan module and fans connected to the
system board?
T
Is the front panel power on indicator lit?
If the switches and connections are correct and the power outlet is functioning, the
power supply has probably failed. Contact your service representative for assistance.
Diskette Drive Activity LED Does Not Light
Check the following:
T
Are the diskette drive's power and signal cables properly installed?
T
Are all relevant switches and jumpers on the diskette drive set correctly?
T
Is the diskette drive properly configured?
T
Is the diskette drive activity light always on? If so, the signal cable may be plugged
in incorrectly.
The system has a cooling fan module (containing either
Problem Solving 5-11
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Table of Contents
Troubleshooting
