DARAY SL730 Series, Operating & Installation Manual

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6. Troubleshooting Guide
Problem Possible Cause Corrective Actions
No light output
Power Supply Wall & Mobile Version - Check the plug top
adapter is plugged in and switched on at
the power socket and the base of the light.
Ceiling Version – Check the power is on at
your power source control point (switched
fused spur) and that the transformer is
producing power (this will require the use
of a voltmeter to confirm a measurement).
On/Off Button Press the button on the side of the light to
check if the light will power on (if not refer
to power supply actions).
Fuses Visually check fuses then check continuity
with meter
Cables Check the visible wiring and make sure the
DC connectors between the light and the
downtube / PSU are fully connected
Poor Light output
Power Button Please check the variable intensity is not
set to its minimum.
Voltage in Verify that the correct mains voltage and
correct transformer is being used
Voltage out Verify correct secondary voltage at the end
of the suspension arm
Light patch not
focused
Light head In the unlikely event that this happens,
please contact Daray
Arm drift sideways
Loosened screw If a screw has worked loose please check all
grub screws and follow the tension
adjustment procedure detailed in section
4.6.
Ceiling Plate not
aligned
If the ceiling plate is not true or if the
locking nuts have not been tightened; this
may cause arm drift that cannot be
controlled through the grub screw tension
points. Please check the alignment of the
plate and locking nuts, adjust as necessary.
Stiff Head
movement or
uncontrolled drift
Light head Please check the grub screw connections as
detailed in section 4.6.