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10-5
BASIC MANUAL
10
MAINTENANCE
Problem
Possible Cause
Solution
REF.
While operating in the Memory
mode, you changed the
operating frequency, mode,
and so on, but a selected
memory channel contents are
not changed.
They were not overwrote already
in the selected memory.
When you want to save the
changed settings, touch [MW] for
1 second to write them into the
memory channel on the
VFO/MEMORY screen.
AM
Cannot hear the speech after
pushing
.
The speech level is too low.
Adjust “SPEECH Level” in the
Speech setting.
“OVF” is displayed.
An excessively strong signal is
being received.
Set the RF gain lower.
(“RFG” is displayed.)
Turn ON the Attenuator.
Turn OFF the Preamplifier
(P.AMP OFF).
The spectrum scope’s
sensitivity is too low, and only
strong signals are displayed.
The reference level is too low.
Set the reference level to a
higher level.
Cannot transmit voice
memories.
“DATA OFF MOD” is set to “USB”
or “WLAN” by control from an
external device, and so on.
Set “DATA OFF MOD” to
“MIC,USB” (default) or “MIC.”
Cannot save TX/RX histories
or sound data.
A microSD card is not inserted.
Insert a microSD card.
“No SD Card is found.” is
displayed.
A microSD card is not
recognized.
Confirm that a microSD card is
inserted.
Reinsert a microSD card.
Exchange with a new microSD
card.
“– No File –” is displayed on
the FIRMWARE UPDATE
screen.
The firmware file is in an incorrect
folder.
Copy the firmware file into the
IC-705 folder.
AM
The firmware file name is
different.
Download the firmware file again.
The microSD card is not
formatted.
Format the microSD card.
The touch screen is not
working correctly.
The touched point and the
detected point may be different.
Calibrate the touch screen on the
OTHERS screen.
AM
The current time is reset.
The transceiver has not been
used for a long time, with the
battery detached or the DC
power cable disconnected.
Connect the transceiver to the
power source to charge the
backup battery of the internal
clock.
Even when turning ON the
NTP function, the clock is not
automatically set.
The transceiver is not connected
to the Internet.
Confirm the network settings.
AM
The transceiver IP address is
wrong.
Turn ON the DHCP function to
automatically get the IP address,
or set the correct IP address.
Troubleshooting
Summary of Contents for IC-705
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