VX150 TO VX2 TROUBLESHOOTING MANUAL RESPONDING TO ALARMS
PAGE 3.1.48 VERSION 2.0 2023-04-20
Cooling Fan Replacement
NOTE:
The USB provided with the transmitter contains videos (mp4 format) that support the
replacement procedures in this section. Go to the USB’s HOME screen and click VIDEOS. Videos for
replacing LRUs are listed in the Maintenance section.
See MD-1or MD-2 in the Mechanical Drawings section of this manual.
1. Turn RF off and disconnect ac power from the transmitter.
2. If applicable, remove and retain the four screws securing the transmitter in the rack.
3. Place the transmitter on a suitable workbench.
4. Remove the PA Power Supply as described in PA Power Supply Replacement on page 3.1.43.
5. Remove and retain the 21 M3 screws securing the top cover. Remove cover.
6. From the bottom of the transmitter, remove and retain the two M3 screws securing the Fan Splitter,
see Figure 3.1.13.
Figure 3.1.13: Fan Splitter M3 Screw Removal on bottom of Transmitter
7. From the top of the transmitter, use small side cutters to cut the cable ties securing the fan wiring.
8. Remove and retain the four M3 screws securing the Air Deflector. See Figure 3.1.14 on page 3.1.49.
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