Cable Modem Overview; Front Panel - THOMSON THG540 User Manual

Cable Modem Overview

Front Panel

The following illustration shows the front panel of the EMTA machine:
The LEDs on the front panel are described in the table below (from left to right):
THG540 Tel 2 Tel 1
X
X
X
Start-up
X
Operation
X
X
X
X
X
X
Normal
Operation
X
X
X
No service
Operation
3
Illustrations contained in this document are for representation only.
Chapter 1: Connections and Setup
Cable
Message
Activity
X OFF OFF
X OFF OFF
X OFF OFF
X OFF OFF
X OFF FLASH FLASH FLASH FLASH
X FLASH FLASH FLASH FLASH FLASH
X Enter Normal Operation Mode
X X X
X X X
X X X
OFF
X X
FLASH
OFF
X X
FLASH
X X X
Three seconds ON followed by a flash OFF
Cable PC
Internet
Link Link
OFF OFF FLASH
OFF FLASH FLASH
OFF FLASH FLASH
FLASH FLASH FLASH
OFF
X X
ON
OFF
X FLASH X
ON
OFF
FLASH X X
ON
X X X
X X X
Wink X X
Description
Tuning
(Searching downstream signal)
Ranging - Awaiting Response
(DS carrier acquire, ranging in process but
RNG-RSP has not been detected)
Any RNG-RSP detected
(Normalizing power level and timing offset)
Connecting
(Ranging complete, DHCP in progress)
Configuring
(DHCP complete, configuration file download
in process)
Registering and Baseline Privacy Initializing
(configuration file download complete, initialize
BPI if BPI is ON, registration in process)
Registration complete
Internet ON-OFF switch off
Internet ON-OFF switch on
NO Ethernet/USB carrier present
Ethernet/USB TX/RX traffic
Ethernet/USB carrier present, no traffic
NO Cable Link
Cable BSS/OSS has set the CM into
de-activated state
CM is registered
Internet ON-OFF switch off/No RF DS/US
network traffic
RF DS/US network traffic
No message is delivered by the MSO
Email/Voice Mail is available for the user on
the server
(Implementation of the message waiting LED
will be via Proprietary MIB)
NACO =OFF
BPI unauthorized (when BPI is ON)