Appendix D LED Startup Progress Codes
LED Startup Progress Codes
When a Slammer halts while it is in its startup stage, the FLT,
ACT, and ST LEDs have a certain color and blink rate
configuration. These LEDs are located on the bezel and on
the private interface module at the back of the chassis.
FLT, ACT, and ST LEDs can:
The configuration of all three LEDs can be translated into a
3-digit progress code. Use this code to identify the cause of
failure in the table at the end of this section.
The first digit of a startup progress code is determined by the
color and blink rate of the FLT LED. Use the information in
the following table to determine the first digit of this code.
Table 97 Code translation for the FLT LED
LED color
None
Amber
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• Be green or amber.
• Be on or off.
• Be steady, with no blinks.
• Blink rapidly—two blinks per sec (2.0 hz).
• Blink slowly—one blink per 1.5 sec (0.67 hz).
Blink rate
Off
Steady
Rapid
Slow
Code
0
1
2
3
241
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