THOMSON THG520 - Cable Modem Overview DHG525; Front Panel

Chapter 1: Connections and Setup
6
Cable Modem Overview DHG525
Front Panel
The following illustration shows the front panel of the DHG525 machine:
The LEDs on the front panel are described in the table below (from left to right):
DS US Online
ON ON ON ON
ON
ON FLASH FLASH FLASH X X X X F rom power O N to system initialization com plete
ON ON ON
ON FLASH OFF OFF XXXXDuring DS scanning and acquiring SYNC
ON ON FLASH OFF XXXX
F rom S Y N C com pleted, receiving U C D to ranging
completed
ON ON ON FLASH XXXX
D uring D H C P , config uration file download, reg istration, and
B aseline P rivacy initialization
ON ON ON ON X X X X Operational (NACO=ON)
ON FLASH FLASH OFF X X X X Operational (NACO=OFF)
ON ON ON ON X FLASH OFF OFF MTA DHCP
ON ON ON ON X OFF FLASH OFF MTA SNMP/TFTP
ON ON ON ON X FLASH FLASH OFF RSIP
ON XXX
OFF
ON
FLASH
XXX
No Ethernet Link
Ethernet Link
TX/RX Ethernet Traffic
ON XXXXXXX
No USB Link
USB Link
TX/RX USB Traffic
ON ON ON Both Lines On-Hook
ON FLASH ON Tel1 Off-hook, Tel2 On-hook
ON ON FLASH Tel1 On-hook, Tel2 Off-hook
ON FLASH FLASH Both Lines O ff-H ook
ON ON ON Both Lines On-Hook
ON FLASH ON Tel1 Off-hook, Tel2 On-hook
ON ON FLASH Tel1 On-hook, Tel2 Off-hook
ON FLASH FLASH Both Lines O ff-H ook
ON ON ON Both Lines On-Hook
ON FLASH ON Tel1 Off-hook, Tel2 On-hook
ON ON FLASH Tel1 On-hook, Tel2 Off-hook
ON FLASH FLASH Both Lines O ff-H ook
ON Both Lines On-Hook
FLASH Tel1 Off-hook, Tel2 On-hook
ON Tel1 On-hook, Tel2 Off-hook
FLASH
Both Lines O ff-H ook
ON Both Lines On-Hook
FLASH Tel1 Off-hook, Tel2 On-hook
ON Tel1 On-hook, Tel2 Off-hook
FLASH Both Lines O ff-H ook
Both Lines On-Hook
Tel1 Off-hook, Tel2 On-hook
Tel1 On-hook, Tel2 Off-hook
Both Lines O ff-H ook
XXX
A software download and while updating the FLASH
memory
XX
Power on 0.25 sec
Boot-up
Operation
0.25 second
Description
1 second
F ollow ing system initializ ation com plete to (before)
DS scanning
X
ON
Link
B attery
ON
MTA
initialization
ON
Tel 1 Tel 2
ON ON
PKE220VB-D49 Power
Internet
DOCSIS
Start-up
Operation
CPE
Operation
SW
Download
Operation
X
ON
FLASH
OFF
OFF
FLASH
FLASH
OFF
OFF
<CM Normal Operation>
OFF
AC Fail
B attery Low
AC Fail
B attery B ad
AC Good
B attery G ood
AC Good
B attery Low
AC Good
B attery B ad
AC Fail
B attery G ood
< A ll LE D s may be unlit due to lack of battery pow er>
XON FLASH FLASH ON