Table of Contents
Table of Contents
Section 1: Introduction....................................................................................1-1
How to Use this Manual ..........................................................................................1-1
1.1 Safety Precautions ..................................................................................... 1-2
1.2 Network Concepts.....................................................................................1-2
RS232 Network..................................................................................1-3
RS422 Network..................................................................................1-3
Modem Network................................................................................. 1-3
Fiber Optic Network...........................................................................1-3
Radio Network ...................................................................................1-3
1.3 Display Overview...................................................................................... 1-4
1.4 Component Identification..........................................................................1-4
1.5 Daktronics Nomenclature..........................................................................1-7
Section 2: Mechanical Installation.................................................................2-1
2.1 Mechanical Installation Overview.............................................................2-1
2.2 Support Structure Design...........................................................................2-1
2.3 Ventilation Requirements..........................................................................2-2
2.4 Lifting the Display.....................................................................................2-2
2.5 Display Mounting...................................................................................... 2-3
2.6 Optional Temperature Sensor....................................................................2-3
Section 3: Electrical Installation.....................................................................3-1
3.1 Common Connectors in the Display..........................................................3-1
3.2 Control Cable Requirements......................................................................3-3
RS232................................................................................................3-3
RS422................................................................................................3-3
Modem ...............................................................................................3-3
Fiber Optic.......................................................................................... 3-3
Radio ..................................................................................................3-3
3.3 RJ Connector Cables .................................................................................3-4
Installing an RJ Connector .................................................................3-4
3.4 Conduit......................................................................................................3-5
3.5 Preparing for Power/Signal Connection.................................................... 3-5
3.6 Power.........................................................................................................3-6
Power Requirements...........................................................................3-6
Grounding........................................................................................... 3-6
Power Installation............................................................................... 3-7
Power Connection .............................................................................. 3-8
Main Disconnect.................................................................................3-9
3.7 Signal Termination from Computer to Display......................................... 3-9
RS232............................................................................................... 3-10
RS422............................................................................................... 3-11
Modem .............................................................................................3-13
Fiber Optic........................................................................................ 3-14
Venus 1500 Radio ............................................................................ 3-15
3.8 Signal Termination Between Two (or More) Signs.................................3-16
RS422 Interconnection..................................................................... 3-16
Fiber Interconnection........................................................................3-17
3.9 Optional Temperature Sensor.................................................................. 3-17