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Cisco 836 Router and SOHO 96 Router Hardware Installation Guide
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Chapter 1 Product Overview
LED Functions
LED Functions
summarizes the functions of the LEDs on the Cisco 836 router and the
Cisco SOHO 96 router.
1
Ethernet port 4 connects to
Ethernet network device
6
ISDN S/T port connects to
ISDN service provider
2
Ethernet port 3 connects to
Ethernet network device
7
ADSLoISDN port connects to
external wall jack
3
Ethernet port 2 connects to
Ethernet network device
8
Input jack connects to desktop
power supply
4
Ethernet port 1 connects to
Ethernet network device
9
Power on/off button
5
Console port connects to PC
or terminal
Table 1-2
Functions of LEDs on the Cisco 836 Router and the Cisco SOHO 96 Router
LED
Color
Function
PWR_OK
Green
On when DC power is being supplied to the router. The light blinks
if an error occurs during boot-up.
ADSL_CD
Green
On when the ADSL carrier detects status and connects to the
DSLAM successfully.
ADSL_RXD
Green
On when the ADSLoISDN port receives data. Off when no data is
being downloaded.
ADSL_TXD
Green
On when the ADSLoISDN port sends data. Off when no data is being
uploaded.
ISDN_1
Green
On when ISDN D channel connects successfully.
ISDN_CH1
Orange
On when ISDN B1 channel connects successfully. Blinks when the
B1 channel receives or sends data, or when data passes through
ISDN channel 1.
