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Table of Contents
ii
6.2
Restarting a Display .............................................................................................................. 25
6.3
Applying Silicone to Display Back Sheets ......................................................................... 26
6.4
Cleaning a Webcam Lens ..................................................................................................... 26
6.5
Applying a Gasket to the Spare Parts Box ......................................................................... 26
6.6
Fan Operation ........................................................................................................................ 27
6.7
Control Cabinet Heating Inspection ................................................................................... 27
6.8
Structural Inspection ............................................................................................................. 28
6.9
Spare Parts .............................................................................................................................. 28
6.10
Service Call ............................................................................................................................. 29
Service Instructions ........................................................................................................ 29
6.11
Annual Maintenance Checks ............................................................................................... 31
Service Instructions ........................................................................................................ 31
6.12
Cleaning a Display Face ....................................................................................................... 35
Wet Cleaning Instructions ............................................................................................ 35
Dry Cleaning Instructions ............................................................................................. 35
Section 7:
Power and Signal Testing ........................................................................................ 37
7.1
Testing the Display Ground ................................................................................................ 37
Testing with a Ground Meter ....................................................................................... 37
Testing with a Multimeter ............................................................................................ 37
Glossary
.................................................................................................................................... 39
Appendix A:
Supplementary Material ......................................................................................... A-1
Appendix B:
Daktronics Warranty and Limitation of Liability .................................................. B-1
