Zultys MX250, Hardware Manual

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C h a p t e r 7
LEDs
7.1 Introduction
This chapter describes how the various indications for each LED on the MX250. The three LEDs
on the front have the same indication as the three LEDs on the rear of the MX250. All LEDs are
controlled by the same PCB.
7.2 During Startup
During startup, the LEDs indicate the progression of the startup process, as indicated in figure
7-1. None of the LEDs shows any red during any portion of this startup phase.
If there is an error during startup, the LEDs indicate the nature of the problem, as indicated in
figure 7-2. At least one of the LEDs is off, at least one of the LEDs is red, and at least one LED is
flashing.
State Power Load Status
Power Off Off Off Off
Boot code running Orange Off Off
Linux running on SC Flash Green Off Off
Disk mirroring and
maintenance
Flash Green Flash Orange Off
SC application running Green Orange Off
All boards operational Off Green Orange
Applications loaded Green Green Orange
Configurations loaded Green Green Flash Green
System Ready
a
a.
Immediately after your system is ready, the Power LED will begin blinking red and green if your MX250
is not connected to a BPS12 power supply.
Green Green Green
Figure 7-1 Conditions For LEDs on MX250 During Normal Startup