User Manual Part 1

Troubleshooting 4-4MTX5000 User and Technical Manual
4.3 Ethernet Connections
If you are connected to the Ethernet via the IDU rear panel
ETHERNET RJ45 connector and you find that the color LCD
display panel appears to be operating very slowly or has locked
up completely, disconnect the Ethernet cable from the
ETHERNET connector.
This should free up the color LCD display Panel and the IDU
should resume operating properly.
Transmit Power Low Major • If error persists for
more than 10
seconds, verify
cabling between IDU
and ODU. If in
External IF operating
mode, verify 70 MHz
input is properly
connected.
• Call MRC Technical
Support.
RFU UHF Unlocked Minor • Indicates RF circuitry
is unlocked. Wait 5-
10 seconds and error
should clear.
• Call MRC Technical
Support.
RFU Synth. Unlocked
Table 4-2: ODU Error Messages
Error Message Error Type
Suggested Technical
Staff Action