Crystal Vision
Trouble shooting
5 Trouble shooting
Reading LED status
There are four two-colour LEDs on a front panel, with yellow/green indicating a
normal condition and red an abnormal condition.
The Indigo DT LEDs
The following LED status indications may be seen:
LED
Colour
Notes
FAN
Yell/Grn
Red
Normal operation
Change fan
PSU
Yell/Grn
Red
Normal operation
Change PSU
TEMP
Yell/Grn
Red
Normal operation
Frame temperature too high
COMMS
Unlit
Flash
amber
Press Device in Statesman
mode for COMMS status
If the front panel is open, the Fan LED will be unlit.
When a fault is cleared, the corresponding LED (if appropriate) will return to normal.
Power supply related faults operate a relay, the contacts of which are brought out to
the Remote 2 connector. These contacts can be used to operate external indicators
as desired.
Please refer to the connector pinout section for more details.
5.1 Maintenance
Warning:
These servicing instructions must only be carried out by qualified personnel only. To
reduce risk of electric shock, do not perform any servicing other than that contained
in the operating instructions unless you are qualified to do so. Refer all servicing to
qualified service personnel.
Refer also to the general safely summary in the installation chapter.
Indigo DT User Manual R1.8
29
05 July 2018