Dynalite Hardware
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Installation Guide
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Page 21
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16
th
February 2022 www.lighting.philips.com/dynalite
Button Panel, Sensor and Dry Contact issues
Symptom
Probable cause Solution
Device does not operate or
indicator/display flashes.
• Wiring issue on DyNet bus.
• No or insufficient power
available.
• Low voltage
Check power supply to the device.
Check for broken wires.
Check controllers are online and
contributing to the network supply.
Add power supply to boost voltage.
Light Wash effect false triggers
• Unearthed metal objects
within 30cm (12 in) of panel.
• Wall box and mounting
plate earthing not applied as
per installation instructions.
• Strong electrical noise from
nearby VRV Air Conditioner
/ Motor Drives, AV
equipment or a non-
compliant Light Source /
Appliance
Ensure that all metal in the wall and
surrounding metal is Earthed.
Connect the DyNet shield, wall box and
mounting plate to Earth.
Ensure that unused wires have been
connected correctly to Earthed shield
terminal (for example Brown/Brown-
white pair).
De-energize potential noise sources in
a sequence and run a test to localize
problem. Further segregate cabling
where required and separate Earth
return to minimize noise contamination
on network. Isolate and replace any
non-compliant equipment found.
Touchscreen issues
Symptom
Probable cause Solution
Device does not operate at all
• No power available.
• Wiring issue.
Check power supply adaptor and
ensure correct supply voltage and
current.
Check for shorted or broken wires.
Device is on but not able to
control anything
• Broken power supply wire.
• Broken wire on RS-485 bus.
Check plug is inserted correctly.
Check for shorted or broken RS-485
wires.
Check voltage at device for correct
electrical values.
Light Wash effect false triggers
• Device is mounted to close
to other objects
Correct the mounting position
Remove nearby objects
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