Manual
ibaMBox
20
Issue 1.3
7.3.5
Cable entry
The cables can be led out through openings on both sides of the case. The openings are
protected against dust by brushes.
7.3.6
Indicator elements
The light-emitting diodes (LED) of the central unit are visible and show the operating
status of the central unit.
LED
Status
Description
L1
Red
Off
Out of operation, no supply voltage
Hardware failure, controller is off
L1
Green
Blinking slowly
Ready for operation
Irregular blinking indicates an overload or device startup.
The startup process can take up to 90 s.
Blinking quickly
System programming mode
Firmware update active
On
Controller in overload
L2
Yellow
Off
No backplane bus access
On
Backplane bus access on I/O modules
L3
White
Off
No FO signal detected
Blinking
Fiber optic signal detected, configuration error, the recei-
ved ibaNet protocol is not compatible with the one confi-
gured in the device
On
FO signal detected
L4
Red
Off
No error
Blinking
Disturbance, internal device applications are not running.
On
Hardware error
Important note
If the LED L4 indicates a failure, please contact iba Support.
