Daktronics AF-3050-20-R,A - Manual (Page 3)

Table of Contents
Section 1: Introduction ............................................................................................... 1-1
1.1 How To Use This Manual .......................................................................................... 1-1
1.2 Safety Precautions ...................................................................................................... 1-2
1.3 System Overview ....................................................................................................... 1-2
1.4 Component Identification........................................................................................... 1-3
1.5 Daktronics Nomenclature........................................................................................... 1-5
Section 2: Mechanical Installation ............................................................................. 2-1
2.1 Installation Requirements........................................................................................... 2-1
2.2 Ventilation Requirements........................................................................................... 2-1
2.3 Lifting the Display...................................................................................................... 2-2
2.4 Display Cabinet Mounting ......................................................................................... 2-2
Section 3: Electrical Installation ................................................................................ 3-1
3.1 Common Connectors in the Display........................................................................... 3-1
3.2 Control Cable Categories ........................................................................................... 3-2
Unshielded Cable................................................................................................. 3-2
Shielded Cable ..................................................................................................... 3-2
Direct Burial Cable .............................................................................................. 3-2
High Voltage Insulation Cable............................................................................. 3-2
3.3 Conduit ....................................................................................................................... 3-3
3.4 Preparing for Power/Signal Connection..................................................................... 3-3
3.5 Power.......................................................................................................................... 3-4
Grounding ............................................................................................................ 3-4
Power Installation ................................................................................................ 3-4
3.6 Signal.......................................................................................................................... 3-5
RS422 Cable Requirements ................................................................................. 3-5
Signal Connection from Computer to Sign.......................................................... 3-5
Signal Termination Between Two (or More) Signs............................................. 3-5
3.7 First Time Operation .................................................................................................. 3-5
3.8 Main Disconnect......................................................................................................... 3-2
Section 4: Maintenance and Troubleshooting .......................................................... 4-1
4.1 Maintenance and Troubleshooting Overview ............................................................ 4-1
4.2 Signal Summary ......................................................................................................... 4-1
Modem ................................................................................................................. 4-1
4.3 Power Summary ......................................................................................................... 4-2
4.4 Service and Diagnostics ............................................................................................. 4-2
Transformer, RFI Filter and Fuse ........................................................................ 4-2
Controller ............................................................................................................. 4-3
Modules and Drivers............................................................................................ 4-4
Power Supplies .................................................................................................... 4-5
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