Daktronics BA-2000 Series, Руководство пользователя

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52 TNMC Troubleshooting & Maintenance
– Model BA-2018
3. Remove the four nuts holding the driver in place.
4. Position a new driver over the screws and tighten the nuts.
5. Reconnect all power/signal connectors.
6. Ensure the driver is set to the correct address for the TNMC function.
7. Power up and test the scoreboard message center to see if changing the driver has
resolved the problem.
7.7 Modules
Each module assembly is made up of a module face plate, 16 LED segments, and a driver.
Individual components can be removed for service, but Daktronics recommends that the
module be kept intact and that the entire assembly be sent in for repair or replacement.
Replacing Modules
1. Follow the steps in the Front Access method described in Section 7.5 .
2. Carefully disconnect any signal ribbon cables from the INPUT (J2) and OUTPUT (J1)
jacks as well as the power cable from J11 on the module driver.
3. Reconnect all power and signal cables to the replacement module.
4. Securely fasten the module face plate to the TNMC cabinet with the four screws.
5. Power up and test the scoreboard message center to see if changing the module has
resolved the problem.
Figure 43: TNMC Module, Rear View