Daktronics AF-3080-68-R,A - Manual (Page 3)

Table of Contents
Section 1: Introduction ....................................................................................1-1
1.1 How to Use This Manual ...........................................................................1-1
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 Sign Overview ...........................................................................................1-3
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 Sign ..........................................................................................2-2
2.5 Sign Mounting ...........................................................................................2-3
2.6 Optional Temperature Sensor Mounting....................................................2-4
Section 3: Electrical Installation .....................................................................3-1
3.1 Common Connectors in the Sign ...............................................................3-1
3.2 Control Cable Requirements ......................................................................3-2
RS232 .................................................................................................3-2
RS422 .................................................................................................3-2
Modem................................................................................................3-3
Fiber Optic ..........................................................................................3-3
Radio...................................................................................................3-3
3.3 RJ Connector Cables..................................................................................3-3
Installing an RJ Connector..................................................................3-4
3.4 Conduit.......................................................................................................3-4
3.5 Preparing for Power/Signal Connection.....................................................3-4
3.6 Power .........................................................................................................3-5
Grounding ...........................................................................................3-5
Power Installation ...............................................................................3-7
3.7 Main Disconnect ........................................................................................3-8
3.8 Signal Termination from Computer to Sign...............................................3-9
RS232 .................................................................................................3-9
RS422 ...............................................................................................3-10
Table of Contents
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