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Modem (indirect), Modem (indirect) -8, Figure 10: modem controlled display layout -8 – Daktronics DF-1030 User Manual

Page 24

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Connection from J-box to Server Radio Enclosure
J-Box

TB2 on Server

Pin#

Function

Cable
Color

Pin#

Function

Pin 1

Power

Red

Pin 1

Power

Pin 2

422 RX-P

White

Pin 2

422 TX-P

Pin 3

422 RX-N

Green

Pin 3

422 TX-N

Pin 4

422 TX-P

Brown

Pin 4

422 RX-P

Pin 5

422 TX-N

Blue

Pin 5

422 RX-N

Pin 6

GND

Black

Pin 6

GND








Notes:

1. The cable from the client radio to the display can to be routed through

conduit or the display pole to protect it from weather and vandalism. The
cable is weather and sunlight resistant.

2. The Server and Client radios must have a clear line-of-sight path and not be

more than 1500 feet apart.

3. A current-loop j-box is often mounted at the base of the display pole in case

of problems with communication though the radio network.

4. For additional connection and operation information see ED-13894:

DataMaster Radio Installation Manual.

Modem (Indirect)

Reference Drawings:

Modem Installation; 4 Col MASC Drvr. Enc. ............... Drawing A-177039
Quick Install, DF-1030 & DF-1040 Rate Displays ....... Drawing A-177150
System Riser Diagram, Modem Setup ........................ Drawing A-200552

A modem controlled display uses a DataMaster controller connected to a modem/
j-box, to call a second modem in the Rate Display. The DataMaster hand-held
controller will receive its power from the j-box. A wall pack transformer powers the
j-box. The display layout is shown in

Figure 10

and Drawing A-200552.

Figure 10: Modem Controlled Display Layout

3-8 Electrical

Installation

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