NV5LT/NV3.5LT TROUBLESHOOTING MANUAL
RESPONDING TO ALARMS
PAGE 4.1.60
VERSION 3.3 2016-03-10
Exciter Replacement
Figure 4.1.24: Location of Exciter Module
1.
Ensure the controller module’s integrated exciter (A4) is operating as the main RF drive source and
disable automatic changeover (see the Operations & Maintenance Manual).
NOTE
: If it is not possible to operate the controller’s integrated exciter, press RF Off and turn off the
transmitter’s main ac power source.
2.
Remove the transmitter’s front filter panel and upper, rear
panel.
3.
From the rear of the transmitter, disconnect the mating connectors from the exciter module (A5).
M5 securing
hardware
Exciter
Module
PARTIAL FRONT VIEW
(front panel removed)
PARTIAL REAR VIEW
(panels removed)
Summary of Contents for NV3.5LT
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Page 8: ...NV5LT NV3 5LT TROUBLESHOOTING MANUAL PAGE 4 VIII VERSION 3 3 2016 03 10 ...
Page 294: ...VERSION 3 3 2016 03 10 SD 32 Figure SD 32 NAFP109B Output Power Probe and Sample PWBs ...
Page 307: ...VERSION 3 3 2016 03 10 MD 8 Figure MD 8 NAPA31C Power Amplifier PWB Q1 ...
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