Check the M40 Router Routing Engine LEDs

Check the Routing Engine LEDs on the bottom right of the craft interface. A red Fail LED and a green OK LED indicate the status of the Routing Engine. The green OK LED should light steadily. Figure 47 shows the Routing Engine LEDs.

Figure 47: M40 Router Craft Interface Routing Engine LEDs

Table 38 describes the Routing Engine LED states.

Table 38: M40 Router Routing Engine LEDs

Label	Shape	Color	State	Description
OK		Green	On steadily	Presence of the Routing Engine is detected by the System Control Board (SCB).
OK		Green	Blinking	Routing Engine is starting up.
FAIL		Red	On steadily	Presence of the Routing Engine is not detected by the SCB, or the Routing Engine is not operational.