Replacing a signal surge board, Replacing a signal surge board -6, Figure 19: signal surge suppression board -6 – Daktronics DF-1030 User Manual

Page 34

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LED Driver Jack Functions


Jack Number

Function

J1-J4 (4-column)
J1-J8 (8-column)
J1-J16 (16-column)

Digits Output

J17

Signal/Power Input

J20

Protocol-5 Location

J23

12 VDC Power Out

J24

Modem

TB1

CAN (photo sensor)

J19

Address Plug (older drivers only)

J18, J21, J22, J25, J26, J27,

J28

Jacks not used in this application















The display line controlled by the driver is set with a DIP-switch that is set at the
factory before shipment. (Note: Some older drivers use a 12-pin address plug
inserted in J19). All DataMaster displays ship with the “Line 1” address already set.

Replacing a Signal Surge Board

Reference Drawings:

Enclosure Driver, 4 Column Reference....................... Drawing A-183775
Electrical Specification Drawings .............................Refer to Appendix A
Mechanical Specification Drawings ..........................Refer to Appendix A


The surge board is mounted inside the display enclosure and behind a digit, but
location and mounting varies by model. Refer to the Electrical and Mechanical
Specification Drawing
for the location of your surge board. All displays are
front-accessible.

1. Open the digit panel or display face panel as described in Section 4.2.
2. Remove the cover from the driver

enclosure.

4-6 Maintenance

and

Troubleshooting

3. Disconnect all connectors from the

surge board. Release each connector by
squeezing together the locking tabs as
you pull the connector free.
Note: When reconnecting, remember
that these are keyed connectors and will
attach in one way only. Do not attempt
to force the connections.

4. Remove the nuts securing the driver to

the inside of the enclosure.

5. Carefully lift the surge board from the

display and place it on a clean, flat surface.

Figure 19: Signal Surge Suppression Board

6. Follow the steps in reverse order to attach a new driver.

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