Cisco Systems XR 12406 manual Amber Indicates input is wired backward at PDU input

Chapter 4 Troubleshooting the Installation

Troubleshooting a DC Power Subsystem

Figure 4-2 DC-Input Power Entry Module LEDs

OUTPUT	INPUT	MISWIRE
OK
	OK

62203

OUTPUT	INPUT MIS
OK		WIRE
	OK

	5
	4	4
	2
		3		1
1	DC-input PEM		4	Captive screws on release levers
2	Handle		5	Air inlet for cooling fan
3	ON/OFF circuit breaker switch		—

Table 4-2 summarizes the function of these indicators.

Table 4-2	DC-Input PEM LED Indicators
LED Label		Color	Function
OUTPUT OK		Green	PEM is operating normally in a powered-on
			condition.
INPUT OK		Green	DC power is present at the PEM input and
			within the specified limits.
MISWIRE		Amber	Indicates input is wired backward at the
			PDU input.

	Cisco XR 12406 Router Installation Guide
4-10	OL-13831-01