User Manual

OK LED, one tricolor:
Off—PIC is offline and safe to remove from the router
Green—PIC is operating normally
Yellow—PIC is initializing
Red—PIC has an error or failure
APP LED, one green per port:
Off—Service is not running
Green—Service is running under acceptable load
Port LEDs, one tricolor per port:
Off—Not enabled
Green—Online with no alarms or failures
Yellow—Online with alarms for remote failures
Red—Active with a local alarm; router has detected a failure
LEDs
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MX Series 3D Universal Edge Routers Line Card Guide