Daktronics AF-3400-133,171,216,260 - Manual (Page 3)

Table of Contents i
Table of Contents
Section 1: Introduction.................................................................................... 1-1
1.1 Daktronics Nomenclature .......................................................................... 1-2
1.2 Safety Precautions ..................................................................................... 1-3
1.3 Network Concepts ..................................................................................... 1-4
1.4 Display Overview ...................................................................................... 1-4
1.5 Component Identification .......................................................................... 1-5
Section 2: Mechanical Installation ................................................................. 2-1
2.1 Mechanical Installation Overview ............................................................. 2-1
2.2 Accessing the Display ............................................................................... 2-1
2.3 Support Structure Design........................................................................... 2-2
2.4 Ventilation Requirements .......................................................................... 2-3
2.5 Lifting the Display..................................................................................... 2-3
2.6 Display Mounting ...................................................................................... 2-4
2.7 Optional Temperature Sensor Mounting ................................................... 2-5
Section 3: Electrical Installation..................................................................... 3-1
3.1 Common Connectors in the Display.......................................................... 3-1
3.2 Signal Termination Enclosures.................................................................. 3-3
3.3 Conduit ...................................................................................................... 3-3
3.4 Preparing for Power/Signal Connection .................................................... 3-3
3.5 Power......................................................................................................... 3-4
Power Requirements........................................................................... 3-4
Grounding........................................................................................... 3-4
Power Installation............................................................................... 3-5
3.6 Power Connection...................................................................................... 3-5
Main Disconnect................................................................................. 3-5
3.7 Computer to Display.................................................................................. 3-6
3.8 First Time Operation ................................................................................. 3-7
Section 4: Maintenance and Troubleshooting.............................................. 4-1
4.1 Maintenance and Troubleshooting Overview............................................ 4-1
4.2 Signal Summary ........................................................................................ 4-2
4.3 Power Summary ........................................................................................ 4-3
4.4 Service and Diagnostics............................................................................. 4-4
Transformer and RFI Filter ................................................................ 4-4
Controller ........................................................................................... 4-4
Modules and Drivers .......................................................................... 4-7
Power Supplies ................................................................................... 4-7
Light Detector..................................................................................... 4-7
4.5 Ventilation System .................................................................................... 4-8
4.6 Thermostats ............................................................................................... 4-8
4.7 Weather Stripping...................................................................................... 4-8