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WBM650 Wideband Modem User’s Guide
20
Safety
Getting Started
Installation
Usage
Troubleshooting
Glossary
LED Indicators: Startup Sequence
The following table shows the Wideband Modem light patterns during each phase
of the startup sequence. An
x
indicates that the light is not important for determin-
ing the state.
Name
Description
Power
DS
US
Online
Link
System
Off
Off
Off
Off
Off
Off
No power to Wideband Modem
On
Off
Off
Off
Off
Blink
Power-on Self Test
Blink
Off
Off
Off
Off
Blink
Self Test failed
On
Blink
x
x
x
Blink
Scanning for downstream RF carrier
On
x
Blink
x
x
Blink
Initial ranging in progress
On
On
On
x
x
Blink
Obtaining data IP address (DHCP)
On
On
On
Blink
x
Blink
Downloading data configuration (TFTP)
On
On
On
On
x
On
Data registration complete
