Transformer and rfi filter, Transformer, Rfi filter – Daktronics AF-3112-34-R,A User Manual

Page 40: Transformer and rfi filter -4, Figure 35: power termination panel

Transformer and RFI Filter

Reference Drawings:

Assy, Electrical Plate, AF-3112-*****-34mm................ Drawing A-200282
Schem, AF-3112-8-32X***-34mm-Mono-PM .............. Drawing C-200002

Maintenance and Troubleshooting

4-4

Trans ormer

The transformer is located in the upper portion of the power termination panel
(Primary display only). To replace the transformer, first disconnect and label all the
wires attached to it. Turn off power to the display before removing the wires.
Then release the hardware, securing it to the panel. Position the new transformer in
its place, and tighten it down. Re-connect all the wires using the display’s schematic
as a reference.

RFI Filter

The RFI electrical filters are mounted in the upper portion of the power termination
panel (Drawing A-200282). Like the transformer, first remove all connecting wires,
and then release the attachment hardware can replace the filters. Install the new filter
using Drawing C-200002 as a wiring reference.

Figure 35: Power Termination Panel