Section 1: IntroductionThis manual explains the installation and maintenance of the BA-2000 Series, DaktronicsBaseball Scoreboards, including Models BA-2001, BA-2002, BA-2008, BA-2009, and BA-2018 both with and without Team Name Message Centers (TNMCs). If you have anyquestions regarding the safety, installation, operation, or service of these systems, contact theDaktronics Customer Service helpdesk at the telephone numbers listed in Section 5.9 of thismanual.1.1 How to Use this ManualImportant Safeguards:1. Read and understand these instructions before installing the scoreboard.2. Do not drop the control console or allow it to get wet.3. Be sure the scoreboard is properly grounded with a ground electrode at thescoreboard location.4. Disconnect power to the scoreboard when it is not in use.5. Disconnect power when servicing the scoreboard.6. Do not modify the scoreboard structure or attach any panels or coverings tothe scoreboard without the written consent of Daktronics, Inc.Figure 1 illustrates the Daktronics drawing numbering system. Daktronics identifiesindividual engineering drawings by their drawing number (7087-P08A-69945 in theexample), which is located in the lower right corner of the drawing. This manualrefers to drawings by their last set of numbers and the letter preceding them. Theexample would be Drawing A-69945.Figure 1: Daktronics Drawing LabelReference drawings in this manual are grouped and inserted in alphanumeric order inAppendix A: Reference Drawings.Listed below are a number of drawing types commonly used by Daktronics, alongwith the information they provide.• System riser diagrams: overall system layout from control room todisplay, power and phase requirements• Shop drawings: component locations, mounting information, power andsignal entrance points and access location (front or rear)• Schematics: power wiring, signal wiring, panelboard or power terminationIntroduction 1-1