System Monitoring
System Monitoring
LEDs
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):
System Status Tuner Status
Unit Link 1
Unit Link 2
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
Headend
type/usage
LED Name
Colour
Message
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
System
Status
Green
–
constant
Power is on and the headend is operational.