ISG 2000 User’s Guide
32 The Front Panel
LED Dashboard
The LED dashboard displays up-to-date information about critical ISG 2000
functions. The following table shows the LEDs in the dashboard:
LED Purpose Color Meaning
POWER Power Supply Green Power supply is functioning correctly.
Off System is not receiving power.
Red There is a problem with the power.
ALARM System Alarm Blinking red
Continuous blinking indicates a self-test
failure during the ScreenOS bootup. May also
occur due to certain algorithm and ACL
failures.
Blinks once for each software attack.
Amber One of the following failures has occurred:
Power supply is turned off.
Hardware failure.
Error with software module.
Off No alarm condition present.
TEMP Temperature Green Temperature is within safety range.
Orange Temperature is above normal alarm range
>132° F or 56° C
Red Temperature is above severe alarm range.
>150° F or 66° C
STATUS System Status Blinking green The system is active.
Green The system is booting.
Off The system is off.
HA High
Availability
Status
Green Unit is master.
Amber Unit is a backup.
Red HA has been defined, but unit is not the backup
system.
Off No HA activity defined.
FAN FAN Status Green All fans functioning properly.
Red One or more fans failed or fan subsystem is not
receiving power.
MOD1 Green Security module is installed.
Off No card installed.
MOD2 Green Security module is installed.
Off No card installed.
MOD3 Green Security module is installed.
Off No card installed.
FLASH Compact Flash
Status
Blinking green Read-write activity is detected.
Off Compact flash slot is empty.
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