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Appendix H: Viavi CX300 Tests
MAINTENANCE GUIDE | MT-4E ANALOG & P25 DIGITAL RADIO SYSTEMS
Ensure that the receiver and transmitter are connected to the repeater controller via the RJ45 cables on the
front panel. In some systems, the receiver and transmitter may be connected directly together using the RJ45
cables�
Figure H-35: System Digital Duplex Check
There are no specific measurements to make on this test, just verify that the system is operating correctly. Check
to make sure your receiver unsquelches on the proper NAC. If the NAC is set for $F7F in the receiver, ensure that
the system transmits the NAC it receives.
