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FIELD ENGINEERING CHANGE ORDER MAC Aura XB Procedure on solving the red dot issue, number 31072017, date 31-07-2017...
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Field engineering change order Field engineering change order No. 31072017 PRODUCT Type/model: MAC Aura XB Description: LED moving head. Serial number: All units before serial number 15021584696 Date introduced 31 July 2017 CHANGES Issue: Field reports indicate that approximately 33% of the fixtures have a red dot issue in the lens array when the power cable is connected.
Field engineering change order Before you start • Take precautions to prevent static electricity damage of the product during the repair. • Read the instructions in this document. • Make sure that you have all the necessry tools and materials ready before you start the repair. •...
Field engineering change order Procedure on solving the red dot issue General information Safety instructions Before you carry out service work, read this document. Installation and service work must comply with local regulations and accepted codes of good practice. Observe the safety instructions in the user manual for the product.
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Field engineering change order Rearranging the wires correctly In the affected products, the black wires for LED power (1) are placed too close to the coil (2) next to the red LED string. See figure 5 and figure 6. Due to electrical induction, a current will flow in the LED circuit and the LED will glow slightly.
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Field engineering change order Remove the four screws (3). Remove the back cover (4). Figure 7: Removing the back cover Cut the cable ties (5 and 6). NOTE! Be careful not to cut the cable. NOTE! Make sure that the part of the cable ties that have been cut off does not fall into the head of the lamp.
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Field engineering change order Figure 10: Cutting the cable tie Bundle the wire for the red LED string, connector 2, (7) with the 88V wires, connector PL1 (8). NOTE! Make sure that the wires are placed as far as possible from the coil (9). Tighten the cable tie with a plier.
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Field engineering change order Place the back cover (11). NOTE! Make sure that no cables are stuck when placing the cover Tighten the four screws (12) to 1.7 Nm. Figure 13: Fastening the back cover Procedure on solving the red dot issue, number 31072017, date 31-07-2017 8 of 9...
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Harman Professional Denmark ApS registered in the United States and/or other countries. Features, specifications, and appearance are subject to change without notice. Harman Professional Denmark ApS • Olof Palmes Allé 18 • 8200 Aarhus N • Denmark • www.martin.com Procedure on solving the red dot issue, number 31072017, date 31-07-2017...
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