HP manual LEDs on the HP AdvanceStack Internet Router Front Panel, Isdn BRI

Troubleshooting

Reading the LEDs

Table 4-2 describes the LEDs, which are located on the front panel of the

HP AdvanceStack Internet Router.

Table 4-2. LEDs on the HP AdvanceStack Internet Router Front Panel

LED	State	Description
ISDN BRI	Off	Inactivity on the ISDN BRI port. If you are sure some data activity is going on this
		port, check the BRI cable connection.
	On/Flashing	Transmitting/Receiving data on the ISDN BRI port.
Power	Off	Power if off.
	On	Power is on.
Sys OK	Off	An error has occurred. Reset the router. If the LED remains off, contact HP customer
		service.
	On	The router is working properly.
WAN Serial 0	Off	Inactivity on the synchronous serial port 0. If you are sure some data activity is going
		on this port, check the serial 0 cable connection.
	On/Flashing	Transmitting/Receiving data on the synchronous serial port 0.
LAN 10Base-T	On	The router is connected to a 10Base-T network.
100VG	On	The router is connected to a 100VG network.
Link OK	On	10Base-T Link Beat signal has been detected on the Ethernet (IEEE 802.3) LAN.
Activity	Off	Inactivity on the LAN Ethernet port. If you are sure some data activity is going on
		this port, check the Ethernet cable connection that goes into the front of the host
		device.
	On/Flashing	Transmitting/Receiving data on the LAN Ethernet port.
WAN Serial 1	Off	Inactivity on the synchronous serial port 1. If you are sure some data activity is going
		on this port, check the serial 1 cable connection.
	On/Flashing	Transmitting/Receiving data on the synchronous serial port 1.

N O T E	If the router comes out of reset, yet both 10Base-T and 100VG LEDs are on or	Maintenance
	that they are both off, an error has occurred. Contact HP customer service.

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