OSRAM SYLVANIA BoxLED Plus BX06BA-WF4 User Manual

Page 5

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4.0

Troubleshooting Guide

Problem

Possible Cause

Corrective Action

Entire sign does
not light

No input power

Check AC connection to power supply.

Entire sign/one or
more LED runs do
not light

No power to LED
modules

Check power supply connection to modules.

Check DC polarity- power supply red output wires must be connected to
red striped module wires, power supply blue output wires must be
connected to black striped module wires.

Verify power supply output voltage is 24V.

Part of an LED run
does not light

No power to that
run

Check module to module connection for correct polarity.

One module does
not light

Module has been
damaged

Replace the module. Observe correct polarity.

Specifications subject to change without notice
OSRAM, BoxLED, and OPTOTRONIC are registered trademarks of OSRAM GmbH
SYLVANIA is a registered trademark of OSRAM SYLVANIA Inc.