Daktronics VF-24 Series, Руководство пользователя

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Module Replacement (46/66mm)
1. Turn off power to the failed module by turning off the breakers for all power supplies.
2. Remove the wire connections:
a. Press the locking tabs of the 2-pin power connector and remove the connector.
b. Press the tabs of the 8-pin signal connector and remove the connector.
3. Carefully unlatch the 10 locking tabs holding the module in place.
4. Remove the module from the display face.
5. Align the new module with the 10 tabs and carefully snap it into place, ensuring each
tab is secure.
6. Plug the 2-pin power connector and 8-pin signal connector into the new module.
Note: The connectors only fit together one way; do not force the connection.
8. Reapply power to the power supplies turned off in Step 1 .
9. Test the modules:
a. Display the moving row, moving column, and all on/all off test messages. Run
the test messages at both 10% and 100% brightness settings. Watch for proper
operation of the LED module during each test message.
b. Perform a pixel test and check that all pixels operate correctly.
Module Replacement (20mm)
1. Turn off power to the failed module by turning off the breakers for all power supplies.
2. Remove the wire connections:
a. Press the locking tabs of the 2-pin power connector and remove the connector.
b. Press the tabs of the 8-pin signal connector and remove the connector.
3. Unlatch the 9 plastic wingnuts securing the module to the display.
4. Remove the module from the display face.
5. Align the new module with the 9 studs and replace the wingnuts.
6. Replace the 9 plastic wingnuts removed in
Step 3 .
7. Plug the 2-pin power connector and 8-pin signal connector into the new module.
Caution: Modules are not hot swap components. Always turn off power to the
modules prior to servicing.
Note: If a wingnut is lost, replace it with only plastic wingnuts. Do not use metal
wingnuts.
Note: The connectors only fit together one way; do not force the connection.