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Chapter 1: Connections and Setup
Residential Voice Gateway TWG850 Overview
Front Panel
The following illustration shows the front panel of the TWG850 machine:
The LEDs on the front panel are described in the table below (from left to right):
Tel 2
Tel 1 WirelessMessage
ON
ON
0.25
ON
Boot-up
sec
Operation
ON
FLASH
ON
ON
1 sec
X
X
X
X
X
X
Start-up
Operation
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Normal
Operation
X
X
X
X
X
X
No service
X
X
Operation
X
X
6
Cable
Cable
Activity
Link
ON
ON
ON
ON
0.25 second
X
FLASH FLASH
ON
ON
X
1 second
X
OFF
OFF
OFF
X
OFF
OFF
OFF
X
OFF
OFF
OFF
X
OFF
OFF
FLASH FLASH FLASH
X
OFF
FLASH FLASH FLASH FLASH
X
FLASH FLASH FLASH FLASH FLASH
Enter Normal Operation Mode
X
X
X
X
X
X
OFF
X
X
X
FLASH
ON
OFF
X
X
FLASH
OFF
FLASH
X
X
OFF
X
X
ON
FLASH
X
X
X
Wink
X
3 seconds ON followed by a flash OFF
PC
Internet
Link
Power on 0.25 sec
ON
ON
X
X
X
From power ON to system initialization complete
Following system initialization complete to (before) DS
X
X
X
scanning
Tuning
OFF
FLASH
(Searching downstream signal)
Ranging - Awaiting Response
FLASH FLASH
(DS carrier acquire, ranging in process but RNG-RSP has
not been detected)
Any RNG-RSP detected
FLASH FLASH
(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
FLASH
NO Cable Link
X
X
ON
CM is registered
OFF
NO Ethernet/USB carrier present
X
FLASH
X
Ethernet/USB TX/RX traffic
ON
Ethernet/USB carrier present, no traffic
NO Cable Link
X
X
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
X
X
X
RF DS/US network traffic
No message is delivered by the MSO
Email is available fro the user on the server
X
X
X
(Implementation of the message waiting LED will be via
Proprietary MIB)
Wireless initiate fail or disable
X
X
X
Wireless initiate success or enable
TX/RX Wireless Traffic
X
X
NACO =OFF
BPI unauthorized (when BPI is ON)
Description
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