Console Mode Diagnostic Lights - Digital Equipment DEC 3000 500X AXP Owner's Manual

Understanding During system startup, the diagnostic display lights flash on
the Diagnostic an array of different numbers and letters as the system startup
Lights tests are performed. The numbers on the display are not
random. They represent the hexadecimal number of a test action
or result.
For instance, when the startup tests are completed successfully
and your system is in console mode, the diagnostic display lights
display the hexadecimal code DD, as shown in Figure 13–6.
Figure 13–6 Console Mode Diagnostic Lights
When your system is in program mode, the diagnostic display
lights display the hexadecimal code 00.
When to If a problem is detected during system startup or when you run
Record the diagnostic tests, you should record the diagnostic display light
Diagnostic
pattern on the appropriate section of the Handling Problems
Display Lights Worksheet at the end of this chapter.
Be sure to note when the display occurred, for instance, during
startup or after entering the
Recording the Diagnostic Display Light Pattern
MLO-010467
show config command.
Running Diagnostic Tests 13–9