Dell PowerEdge 2450 Installation And Troubleshooting Manual page 28

3-12 Dell PowerEdge 2450 Systems Installation and Troubleshooting Guide

  

 
3-1-4 Slave interrupt-mask register
failure
3-2-4 Keyboard-controller test failure
3-3-1 CMOS failure
3-3-2 System configuration check
failure
3-3-3 Keyboard controller not
detected
3-3-4 Screen initialization failure
3-4-2 Screen-retrace test failure
3-4-3 Search for video ROM failure
4-2-1 No timer tick
4-2-2 Shutdown failure
4-2-3 Gate A20 failure
NOTE: For the full name of an abbreviation or acronym used in this table, see "Abbreviations and
Acronyms."
   
Check the keyboard cable and con-
nector for proper connection. If the
problem persists, run the keyboard
test in the Dell Diagnostics to deter-
mine whether the keyboard or
keyboard controller is faulty. If the
keyboard controller is faulty, replace
the system board. See Chapter 11,
"Getting Help," for instructions on
obtaining technical assistance.
Run the system board test in the
Dell Diagnostics to isolate the
problem.
Replace the system board. See
Chapter 11, "Getting Help," for
instructions on obtaining technical
assistance.
Replace the system board. See
Chapter 11, "Getting Help," for
instructions on obtaining technical
assistance.
Run the video test in the Dell
Diagnostics.
Replace the system board. See
Chapter 11, "Getting Help," for
instructions on obtaining technical
assistance.
Replace the system board. See
Chapter 11, "Getting Help," for
instructions on obtaining technical
assistance.