Cisco Systems UBR7100E manual These LEDs remain off during normal operation of the router

Chapter 4 System Startup

Starting the System

Table 4-1 Cisco uBR7100 Series System LED Descriptions

LED Label	Color	State	Function
ACT 0	Green	On	10BASE-T/100BASE-TX Ethernet ports are transmitting or receiving packets (activity).
ACT 1
LNK 0	Green	On	10BASE-T/100BASE-TX Ethernet ports have established a valid link with the network.
LNK 1			This LED remains off during normal operation of the router, unless there is an incoming
			carrier signal.
SLOT 0	Green	On	A particular PCMCIA card slot is in use (0 or 1) and is being accessed by the system.
SLOT 1			These LEDs remain off during normal operation of the router.
PWR	Green	On	The power supply is delivering AC-input power to the router.
SYS RDY	Green	On	The system is operational and has passed its initial power-on diagnostics.
EN	Green	On	The cable interface card is on, receiving power from the router midplane, and enabled for
			operation. This LED remains on during normal operation of the router.
DS0 RF	Green	On	The RF downstream interface and the integrated upconverter are active.
DS0	Green	On	The IF downstream interface is active.
US0–US3	Green	On	The associated upstream interface is active.

Note For information on the port adapter LEDs, see the configuration and installation notes that shipped with the port adapter.

Cisco uBR7100 Series and Cisco uBR7100E Series Universal Broadband Router Hardware Installation Guide

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