Crystal Vision
Troubleshooting
9 Troubleshooting
9.1 Front panel LEDs
The LEDs on the front panel provide useful power rail monitoring, input video status, fan and
temperature monitoring.
Wallbox Q-Down front panel close-up
The following table summarises the front panel LED functions and colours:
Name
LED Colour
Function
PSU
Green
Good power supply (PSU) rails.
Red
The power supply voltage is out of
specification. Replace immediately.
Fan
Green
Normal operation.
Red
Fan speed low, replace immediately.
Temp
Green
Normal operation.
Red
Wallbox overheating! Check that fan
inlet and outlets are not blocked.
Input
Present
Green
Valid signal detected at the fibre video
input.
Off
No input signal detected.
9.2 Maintenance
Warning:
These servicing instructions must only be carried out 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.
Note:
There are no user adjustments inside the Wallbox Q-Down. In the event of equipment
failure, it will be necessary to contact Crystal Vision for detailed instruction on how
to dismantle the case to replace faulty parts.
Wallbox Q-Down User Manual R1.0
58
08 August 2016