System monitoring
Input modules – LED status
Each input module has an LED on the front to
indicate its current status when the headend is
powered:
Green - flashing
The module is yet to be configured yet.
Green
No errors, and the tuner is locked to the frequency.
Red
Error, and the tuner is not locked to the frequency.
No colour
Module is not powered.
Output modules – LED status
Four LEDs are placed at the top of the output section of each headend unit, and provide information on the state of the
headend and subunits (if present).
The four LEDs are named (from left to right):
The LEDs can be green - constant, green – flashing, red, or no colour is displayed. The message being indicated are different for each LED.
Headend
type/usage
LED Name Colour Message
Standalone System Status
Green – constant Power is on and the headend is operational.
Green – flashing The headend is booting up.
Red
An error has been detected in the headend, which must be
investigated.
Tuner Status
Green – constant The input module tuners are locked.
Red One or more Input module tuners are not locked.
Unit Link 1 Not used
Unit Link 2 Not used
Main Unit in
multi-unit
installation
System Status
Green - constant
Power is on and the headend is operational.
Green – flashing The headend is booting up.
Red
An error has been detected in the headend, which must be
investigated.
Tuner Status
Green – constant The input module tuners are locked.
Red One or more Input module tuners are not locked.
Unit Link 1
Green – constant The subunit is connected to the main unit.
Red There is a problem with the connection to the subunit.
No colour No subunit is connected to the main unit.
Unit Link 2
Green – constant The subunit is connected to the main unit.
Red There is a problem with the connection to the subunit.
No colour No subunit is connected to the main unit.
Sub Unit 1 in
multi-unit
installation
System Status
Green – constant Power is on and the headend is operational.
Green – flashing The headend is booting up.
Red
An error has been detected in the headend, which must be
investigated.
Tuner Status
Green – constant The input module tuners are locked.
Red One or more Input module tuners are not locked.
Unit Link 1
Green – constant The subunit is connected to the main unit.
Red There is a problem with the connection to the subunit.
No colour No subunit is connected to the main unit.
Unit Link 2
Green – constant The subunit is connected to the main unit.
Red There is a problem with the connection to the subunit.
No colour No subunit is connected to the main unit.
System Status Tuner Status Unit Link 1 Unit Link 2