Daktronics AF-3400-12-RGB - Manual (Page 35)

Section 6: Maintenance and Parts Replacement
Important Notes:
Power must be turned off before any repair or maintenance work is done on the
display.
Qualified service personnel must make any access to internal display electronics.
The Daktronics engineering staff must approve ANY changes made to the display.
Before altering the display, detailed drawings for the proposed modifications must be
submitted to the Daktronics engineering staff for evaluation and approval or the
warranty will be rendered null and void.
Daktronics Galaxy
® AF-3400 12mm displays are front accessible, meaning that access to internal
components is gained by removing the front modules of the display. The display may need to be
opened to perform maintenance or for troubleshooting. The following diagram (Figure 21) shows the
typical location of internal components. Component location may vary according to pixel matrix size.
Refer to the Layout Drawing in Appendix A for the specific size for accurate location of components.
Figure 21: Location of Internal Components
Maintenance and Troubleshooting 29