Cisco Systems 80O SERIES manual CH1 RXD, CH1 TXD, CH2 RXD, CH2 TXD, PH1,PH2, Link

Chapter 1 Overview

LEDs

Table 1-3 LED Functions (continued)

LED	Color	Function
CH1	Orange	Blinks when placing or receiving a call on the first ISDN B channel.
		On when a call is connected on the first ISDN B channel.
		For IDSL routers, see the Note following this table.
CH1 RXD	Orange	Blinks when packets are received from the first ISDN B channel.
CH1 TXD	Orange	Blinks when packets are sent from the first ISDN B channel.
CH2	Orange	Blinks when placing or receiving a call on the second ISDN B channel.
		On when a call is connected on the second ISDN B channel.
		For IDSL routers, see the Note following this table.
CH2 RXD	Orange	Blinks when packets are received from the second ISDN B channel.
CH2 TXD	Orange	Blinks when packets are sent from the second ISDN B channel.
PH1,PH2	Green	Cisco 803 and 804 routers only.
		On when basic telephone service is in use.
LINK	Green	On back panel of Cisco 801, 802, and 802 IDSL routers only.
		On when Ethernet device is connected.
		Blinks when the connection has a problem. Refer to the “Troubleshooting”
		chapter.

Note On Cisco 802 IDSL and Cisco 804 IDSL routers, either CH1 or CH2 is on if the router has an active data connection and the line speed is 64 kbps. CH1 and CH2 are both on if the router has an active data connection and the line speed is 128 or 144 kbps.

Cisco 800 Series Routers Hardware Installation Guide

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