Daktronics Galaxy AF-3165, Manual

Page: 37 / 85

Maintenance and Troubleshooting 33
4.4 Service and Diagnostics
Reference Drawings:
Assy, Power Supply A-1633 @2, A-1591 ................... Drawing A-148636
Assy, Power Box 2 Position ....................................... Drawing A-155736
Exploded Front, Module ............................................. Drawing B-126111
Exploded Rear, Module ............................................. Drawing B-126112
Comp. Layout Diagram ........................................... Refer to Appendix B
Schematic .............................................................. Refer to Appendix B
The following sub-sections address servicing of the following display components:

transformer, RFI filter

controller

modules, drivers and power supplies
The sub-sections also address any diagnostic LEDs, fuses and signal/power connectors found on the unit. On
the
Schematics and Component Layout Diagrams , the components are denoted as follows.
Component… Denoted As… Location…
Filter and Transformer 0A-1241-4005 Inside the power termination box
Controller 0A-1229-0001 Inside the controller/power panel (behind the
bottom left module)
Modules Squares (0A-1208-2552)
A101 through A418 Over entire face of the display (includes
driver)
Power Supplies 0A-1241-4001
Behind modules (refer to your display’s
schematic)
Light Detector 0A-1241-4013 Behind\below the bottom left module
Modem 0P-1146-0003
Refer to the display’s schematic
Fiber Board 0P-1127-0024
Refer to the display’s schematic
RS422 Surge Card 0A-1241-4015
Refer to the display’s schematic