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Concerning the received frequency display, an unmodulated signal may be
received. This is according to the set intrinsic frequency form.
<A band> <B band>
VxU reception
(144 MHz + 45.05 MHz) x 2
– (430 MHz - 49.95 MHz) =
45.05 MHz, 49.95 MHz
(144 MHz + 45.05 MHz) x 4
–
(430 MHz - 49.95 MHz) x 2
=
45.05 MHz, 49.95 MHz
UxV reception
(430 MHz - 45.05 MHz) –
(144 MHz + 49.95 MHz) x 2
=
45.05 MHz, 49.95 MHz
(430 MHz - 45.05 MHz) x 2
–
(144 MHz + 49.95 MHz) x 4
=
45.05 MHz, 49.95 MHz
Problem Probable Cause Corrective Action
“MCP ERR” appears on
the display. (MCP-2A
communications error)
1 Ensure that the
connection between
the TM-D710 and the
PC is correct.
2 While performing
a large amount of
processing on the
PC.
3 EchoLink mode turns
ON.
4 There are other
reasons why
communications was
not possible.
1 Checking connection
2 Shut down other software
that you may be running.
3 Turn EchoLink mode OFF.
4 Turn the TM-D710 power
source OFF and ON, one
time.