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Physical Description of Front Panel
LED indicating system status:
Device is operating normally or initial boot-up stage when device is
powered on
Device is approaching high-temperature threshold, but not yet
critical
Fault detected in CPU module, or
Incompatible or faulty software version (.cmp file) detected
during boot up, or
Approaching critical high-temperature threshold
LED indicating FXS blade status:
Boot-up phase
Normal device and FXS blade operation
At least one DSP has reached high-temperature threshold
Initial power-up stage, or
Failure detected in at least one FXS blade, or
LED indicating power status:
Chassis receiving power and Power Supply modules are
functioning normally. If the device is configured to use only one
Power Supply module, the LED is lit if at least one of them is
One of the Power Supply modules is faulty (if device is configured
to use two Power Supply modules)
LED indicating fan status:
Fans are functioning normally
At least one fan in the Fan Tray module is faulty