Daktronics Outdoor LED Scoreboards Service Manual - Manual (Page 5)

Table of Contents i
Table of Contents
Section 1: Introduction ............................................................................................................................ 1
1.1 Specifications Label................................................................................................................. 1
1.2 Resources .................................................................................................................................. 2
1.3 Daktronics Nomenclature ...................................................................................................... 2
1.4 Product Safety Approval........................................................................................................ 2
Section 2: Scoreboard Troubleshooting ............................................................................................... 3
2.1 Troubleshooting Table ............................................................................................................ 3
2.2 Component Locations & Access ............................................................................................ 6
2.3 Replacing Digits ...................................................................................................................... 7
2.4 Replacing Digit Segments ...................................................................................................... 8
2.5 Replacing Colons, Decimals & Indicators ............................................................................ 8
2.6 LED Drivers ............................................................................................................................. 9
Replacing a Driver ......................................................................................................... 10
Setting the Driver Address ........................................................................................... 11
Single-Section Scoreboards .................................................................................... 11
Multi-Section Scoreboards ..................................................................................... 12
Modular Football Scoreboards .............................................................................. 12
Multiple Drivers ............................................................................................................. 12
2.7 Power Supplies ...................................................................................................................... 13
Replacing a Power Supply ............................................................................................ 13
2.8 Radio Connections ................................................................................................................ 13
Radio Interference .......................................................................................................... 14
Radio Receiver (All Sport 5000) ............................................................................ 14
Base Station (RC-100) ............................................................................................. 15
2.9 Trumpet Horns ...................................................................................................................... 16
2.10 Segmentation and Digit Designation .................................................................................. 16
2.11 Schematics .............................................................................................................................. 16
2.12 Replacement Parts ................................................................................................................. 16
Section 3: TNMC & Electronic Caption Troubleshooting & Maintenance ................................. 19
3.1 Display Overview ................................................................................................................. 19
3.2 Initialization Information at Startup ................................................................................... 20
3.3 Display Troubleshooting Table ........................................................................................... 20
3.4 Power & Signal Summary .................................................................................................... 21
3.5 Component Locations & Access .......................................................................................... 22
Front Access .................................................................................................................... 23
Rear Access ..................................................................................................................... 23
3.6 Display Drivers...................................................................................................................... 24
Diagnostic LEDs ............................................................................................................. 25
Replacing a Driver ......................................................................................................... 25
3.7 Modules .................................................................................................................................. 25
Replacing Modules ........................................................................................................ 25
Weather-stripping .......................................................................................................... 26
3.8 Power Supplies ...................................................................................................................... 27
Replacing a Power Supply ............................................................................................ 27
3.9 Display Maintenance ............................................................................................................ 27
3.10 Replacement Parts List ......................................................................................................... 27