Daktronics AF-3700-34 RGB - Manual (Page 4)

ii Table of Contents
7.1 Controller Diagnostics ........................................................................................................... 29
7.2 MLC Diagnostics ................................................................................................................... 30
7.3 Temperature Sensor Diagnostic ......................................................................................... 31
7.4 Troubleshooting Display Problems ..................................................................................... 31
Module and LED problems ........................................................................................... 31
Brightness problems ...................................................................................................... 32
Message problems ......................................................................................................... 33
Temperature problems
.................................................................................................. 33
Testing displays .............................................................................................................. 34
Before calling for help .................................................................................................... 34
Section 8: Parts Replacement .................................................................................................... 35
8.1 About Replacement Parts .................................................................................................... 35
8.2 Instructions for Replacing Parts .......................................................................................... 37
Module Replacement ..................................................................................................... 37
Controller Replacement ................................................................................................. 38
MLC Replacement ......................................................................................................... 40
Power Supply Replacement ......................................................................................... 41
Light Sensor Replacement
........................................................................................... 42
Temperature Sensor Replacement ............................................................................. 43
Section 9: Daktronics Exchange and Repair & Return Programs .......................................... 45
Before Contacting Daktronics ....................................................................................... 45
9.1 Exchange Program ............................................................................................................... 45
9.2 Repair & Return Program ..................................................................................................... 46
9.3 Shipping Address .................................................................................................................. 46
Appendix A: Reference Drawings ................................................................................................. 47
Appendix B: Glossary ..................................................................................................................... 49
Definitions of Terms ....................................................................................................... 49
Common Power and Signal Connectors ..................................................................... 50
Appendix C: Temperature Sensor Installation ............................................................................. 53