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VX150 TO VX2 TROUBLESHOOTING MANUAL
RESPONDING TO ALARMS
PAGE 3.1.54
VERSION 2.0 2023-04-20
Front Panel User Interface (FPUI) Display 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 and MD-7 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 on a suitable workbench.
4.
Remove the PA Power Supply (U3) by pushing the panel latch to the right to unlock and slide
power supply out. Refer to
Analog Audio PWB Replacement - see page 3.1.40
.
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 three M3 screws. See
.
Figure 3.1.24: M3 Screw Removal on bottom of Transmitter
CAUTION!
The FPUI Display is static sensitive and must be handled in a static
protected manner.
Summary of Contents for VX150
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Page 8: ...VX150 TO VX2 TROUBLESHOOTING MANUAL PAGE VIII VERSION 2 0 2023 04 20...
Page 42: ...RESPONDING TO ALARMS VX150 TO VX2 TROUBLESHOOTING MANUAL PAGE 3 1 34 VERSION 2 0 2023 04 20...
Page 132: ......
Page 136: ...VX150 TO VX2 TROUBLESHOOTING MANUAL WIRING INFORMATION PAGE 3 3 4 VERSION 2 0 2023 04 20...
Page 142: ...VX150 TO VX2 TROUBLESHOOTING MANUAL ELECTRICAL SCHEMATICS PAGE 3 4 6 VERSION 2 0 2023 04 20...
Page 168: ...VERSION 2 0 2023 04 20 MD 6 Figure MD 6 NAPI189 Analog Audio PWB...
Page 169: ...VERSION 2 0 2023 04 20 MD 7 Figure MD 7 NAPI187A System Interface PWB...
Page 171: ...VERSION 2 0 2023 04 20 MD 9 Figure MD 9 NAPI188 Power Supply Interface PWB VX1 VX1 5 VX2...
Page 172: ...VERSION 2 0 2023 04 20 MD 10 Figure MD 10 NAPI193 Front Panel User Interface PWB...
Page 173: ...VERSION 2 0 2023 04 20 MD 11 Figure MD 11 NAPA41 Pre Amp IPA PWB...
Page 174: ...VERSION 2 0 2023 04 20 MD 12 Figure MD 12 NAPA40A Power Amplifier PWB...
Page 175: ...VERSION 2 0 2023 04 20 MD 13 Figure MD 13 NAPF16A Low Pass Filter PWB...
Page 176: ...VERSION 2 0 2023 04 20 MD 14 Figure MD 14 NAPP15A Directional Coupler Bottom PWB...
Page 177: ...VERSION 2 0 2023 04 20 MD 15 Figure MD 15 NAPH15 2 Way Splitter PWB VX1 5 VX2...
Page 178: ...VERSION 2 0 2023 04 20 MD 16 Figure MD 16 2 Way Combiner PWB Nautel Part PU03B VX1 5 VX2...
Page 180: ...VX LP TROUBLESHOOTING MANUAL LIST OF TERMS PAGE 3 6 2 VERSION 2 0 2023 04 20...
Page 181: ......