Control Equipment Overview, Service, and Replacement
20
Replace Control Equipment
Replace the DMP-8065
1� Disconnect the incoming power to the DMP-8065.
2� Disconnect the duplex ber to PLR port A from the DMP-8065. Refer to Figure 33.
3� Disconnect the USB cable from the SmartLinkTM.
4� Disconnect the duplex ber to PLR port B from the DMP-8065.
5� Disconnect the network communication cable.
6� Disconnect power to the fan on the DMP-8065.
7� Pull the DMP-8065 release tab and carefully lift the DMP off of the DMP mounting
plate. Refer to Figure 24.
8� Reverse Steps 1 - 7 to reinstall the DMP-8065.
Caution: Risk of explosion if a battery is replaced by an incorrect type. Return the
controller to Daktronics for repair or disposal.
Replace DMP Power Supplies
Each DMP has a power supply. To replace a failed DMP-8065 power supply:
1� Disconnect any power cables to the power supply and from that power supply to the
DMP-8065.
2� Pull the power supply tab. Refer to Figure 27.
3� Rotate the power supply forward and lift it off of the pegs.
4� Reverse Steps 1 - 3 to install a replacement power supply.
Replace the ISP Enclosure Filter
The lter in the bottom of the ISP enclosure should be
inspected and replaced if needed. Spare lters are
located in the display spare parts enclosure. To replace
an ISP enclosure lter:
1� Pull the lter out from the right side of the enclosure.
Refer to Figure 35.
2� Remove the existing lter.
3� Replace the lter with a new lter from the spare parts
rack.
4� Make sure the lter is securely in place before closing
ISP enclosure door.
Slide Filter
From Slot
Figure 35: ISP Enclosure Filter
Location
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