Daktronics AF-3080-68-R,A - Manual (Page 33)

3.8 Signal Termination from Computer to Sign
Reference Drawings:
System Riser Diagram, Modem .....................................Drawing A-88426
System Riser Diagram, RS422 ......................................Drawing A-92681
System Riser Diagram, RS232 ......................................Drawing A-96058
System Riser Diagram, Fiber .......................................Drawing A-110559
Schem; Fiber, Modem, RS422 Surge Protector Input .Drawing A-125900
Signal Input, Outdoor Venus 1500 ...............................Drawing A-129110
System Riser Diagram, Radio ......................................Drawing A-185325
RS232
One end of the signal cable should be terminated to the 6-position terminal block on
the controller labeled “RS232 IN” (TB1). The opposite end is terminated at the
terminal block in the J-box near the display. The controlling computer connects to
the J-box through the serial cable.
Figure 24: J-Box to RS232 Input
J-Box
Terminal Block
Field
Cabling
Terminal Block TB1
(RS232 IN)
Pin 1 (RTS)
Pin 2 (GND)
Pin 2 (RX-P) Clear Pin 3 (TX-P)
Pin 3 (GND) Shield Pin 4 (GND)
Pin 1 (TX-P) Black Pin 5 (RX-P)
Pin 6 (DCD)
Electrical Installation
3-9