D-Link DES-5016 - Manual (Page 33)

Fast Ethernet Switching System User’s Guide
LEDs 25
Table 3: CPU Module LEDs
LED Lit or Flashing Dark
Status
Status LED increments when firmware is
being loaded to the DES-5016
Normal if firmware is not being loaded
Diagnostic
Displays the error codes if there is a
failure during the POST or during
operation Normal if there are no problems. See
Chapter 6 for a chart showing the
meaning of the Diagnostic LED.
Utilization
Displays the utilization of the DES-5016.
LED increments left to right, higher
numbers indicate greater utilization.
Check Diagnostic if DES-5016 is on
and all utilization LED are dark