OSRAM SYLVANIA BoxLED Plus DS BX12BA-W4F - Manual (Page 8)

3.5 Power Supply Information:
Table 1
– Power Supply Information
Item
Number
Ordering Description
Power
Supply
Wattage
Input
Voltage
(VAC)
Input
Current
(A)
Output
Voltage (V)
51514 OT75W/24V/UNV 75W 120/277 0.76/0.33 24
51522 OT96W/12V/UNV 96W 120/277 0.97/0.39 24
Table 2
– Max. Number of Modules per Power Supply
4.0 Troubleshooting Guide
Item Number Ordering Abbreviation
Max. Modules per
Power Supply
51514 OT75W/24V/UNV 7
51522 OT96W/12V/UNV 9
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
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SYLVANIA is a registered trademark of OSRAM SYLVANIA Inc.
© 2013 OSRAM SYLVANIA Inc. 01/14