Page 44 - DoorKnox-Manual
P. 44
Fault Finding
Each DoorKnox system is tested at our production facility Firstly check if this is the cause by testing the camera and
to ensure a quality product is delivered to you and works screen on a short test cable. If the problem disappears then
straight out of the box. From time to time an issue may both units are working correctly. Next check you are using
arise with your installation that can often be rectified on an appropriate cable for the run as shown on page 20. If
site by making the following checks: your cable is below specification then it will need replacing
with a more suitable heavier duty cable. If this is impossible
Poor Connections as a last resort you may try powering the DoorKnox camera
A poor lead connection may cause signal loss or locally to see if this eradicates the problem.
interference so check that each component is firmly
plugged in and any joints (soldered or otherwise) have All above checks should be carried out in any situation
been well made off with no shorts or crossed wires. where one unit does not appear to be receiving a
signal whether video, audio or data from another unit.
Lack Of Power
Again this may cause a lack of picture or other Key Fob/Card Not Working
intermittent results. Check your equipment works on a If you hear 2 short beeps when swiping the key fob/card
short lead to rule out unsuitable cable runs. Ensure that it means that it has not been successfully paired. Each
each add-on item such as cameras, PIRs etc. have their door entry panel used must be paired with each key fob
own adequate power supply source. Finally try powering or card used. Refer to page 12 for programming steps.
the unit locally with a suitably rated power supply unit.
See each individual product specification for help on this. Key Code Not Working
If you hear 2 short beeps when the key code is entered
Long Cable Runs Causing Signal Loss it means it has not been successfully stored. Remember
A long cable run may result in poor or complete signal loss. each door entry panel used must be programmed with
each code used. Refer to page 12 for programming steps.
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