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Related Manuals for All American Scoreboards MP-7820
Summary of Contents for All American Scoreboards MP-7820
- Page 1 A Product of Everbrite 401 S. Main St., Pardeeville, WI 53954 Phone: (800) 356-8146 Fax: (608) 429-9216 www.allamericanscoreboards.com OPERATING INSTRUCTIONS AND SERVICE MANUAL LED Racing Scoreboard MP-7820 EFFECTIVE S.N. 18,725, June, 2006...
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Page 2: Table Of Contents
TABLE OF CONTENTS 1. General Information Page 3 1.1 Description 1.2 Identification 1.3 Damage 1.4 Damage Claim Procedure 2. Installation Page 4 2.1 General Information 2.2 Installation 2.3 Electrical Connection 3. Control Console Operation Page 5 - 7 3.4 Race Mode 3.3 Time Trials 3.4 Initializing Scoreboard 3.3 Console Power... -
Page 3: General Information
It is very important that the product is inspected within 24-48 hours of receipt, and if damage is noticed, the carrier must be notified immediately. All American Scoreboards should also be contacted at this time and informed of any replacement parts or repairs necessary. -
Page 4: Installation
For permanent mounting to uprights, see the enclosed installation drawing in section 6. Consult Section 6 for junction box and scoreboard wiring. 2.3 Electrical connections The MP-7820 scoreboard requires one 120 VAC 20 AMP circuit. IMPORTANT !!! To protect the control from damage, it is advisable to disconnect the control and store in a dry secure area when not in use. -
Page 5: Control Console Operation
3. CONTROL CONSOLE OPERATION 3.1 Scoreboard Power Turn on the branch circuit to the scoreboard. The time will will show ".00". 3.2 Console Display The Liquid Crystal Display module displays the scoreboard information entered from control console. The following information is displayed continuously: Time, Lap, & Position. 3.3 Console Power Plug the power adaptor into the control console and into a 120 VAC wall outlet. - Page 6 3.3 Time Trials TIME/RACE Push to enter the time trial mode. The scoreboard time will show .00 and the LCD display will show .000 --.--- --.--- 1 LAP TRIAL 1 LAP 2 LAP 3 LAP Select the laps to be time trialed by pushing , or The LCD display will reflect your selection.
- Page 7 Now push ,then and the time 18.483 will post on the scoreboard. ENTER If a car starts to time trial but doesn't finish the lap, you may record the times for any completed laps, then push TIME RESET to reset the scoreboard and LCD displays. You may now post the lap time of the completed lap and you are now ready for the next car to time trial.
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Page 8: Maintenance And Troubleshooting
4.0 MAINTENANCE AND TROUBLESHOOTING 4.1 Introduction This section gives maintenance and troubleshooting information. Included are troubleshooting guides for typical scoreboard malfunctions. If the cause of a problem cannot be determined, please contact the Customer Service Department. 4.2 Test Equipment A simple analog or digital voltmeter will be sufficient for all user repairable problems. Printed circuit boards requiring troubleshooting should be returned to the factory. - Page 9 (C) The scoreboard digits light but the console doesn't work: For a cable connected system, check for 12 to 16 VDC between the red and black wires in the junction box. For wireless consoles, check the output of the wall transformer by unplugging it from the console, putting the + meter lead into the center cavity of the power plug and touching the meter lead to the metal shell.
- Page 10 leads. Plug the suspected bad digit into another output position. USE the SAME driver board (A bad digit may be the cause of a driver board failure). If the same lights remain on, replace the digit and driver board. (F) The scoreboard works, but some lights do not come on: If only part of a digit works, e.g.
- Page 11 used. Open the junction box and disconnect the connector wires at the terminal block. Take the cover plate/connector assembly up to the scoreboard. Attach the red and black wires to the matching positions on the terminal block. Disconnect the red and black data cable wires (that go to the junction box).
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Page 12: Replacement Parts List
5. REPLACEMENT PARTS LIST 5.1 Scoreboard Display Parts figure 1... - Page 13 DISPLAY ASSEMBLY REPLACEMENT PARTS LIST (MP-7820 Racetrack) fig.& MFG PART VENDOR index NUMBER DESCRIPTION PART # 000000 Display Assembly 150221 152101 Controller Assembly MP-7820 152101 *****SEE FIGURE 2***** 121880 Fuse, 15A 250V ABC-15 (3AG) LED5M24AR 24” LED Digit (top section) LED5M24BR 24”...
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Page 14: Controller Assembly
5.2 Scoreboard Controller Assembly Parts figure 2 CONTROLLER ASSEMBLY REPLACEMENT PARTS LIST (MP-7479) Controller Assembly fig.& MFG PART VENDOR index NUMBER DESCRIPTION PART # 152101 Controller Assembly MP-7820 000000 BL00059P Power Supply, 24V/300W A10-15 BL00059P EL00852P Driver PCB Assembly, MP-5000 A4-8 EL00852P EL00863P... -
Page 15: Diagrams
705723 Spacer, P.C. Board LCBS-6-01 6. DIAGRAMS 6.1 Control Console Keyboard and Slipsheet Layout... -
Page 16: Scoreboard System Layout
CONSOLE KEYBOARD 6.2 Scoreboard System Layout... - Page 17 SYSTEM LAYOUT 6.3 Power Wiring...
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Page 18: Power Wiring
POWER WIRING 6.4 Scoreboard System Layout... -
Page 19: Controller Assembly Wiring
figure 4 SYSTEM LAYOUT 6.5 Controller Assembly Wiring... -
Page 20: Installation Drawing
CONTROLLER ASSEMBLY 6.6 Installation Drawing... -
Page 21: Installation Drawing Cont
6.7 Installation Drawing Cont. (UNI-STRUT Mounting Brackets)