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Problem Probable Cause
Corrective Action
Page
Ref.
The electrical contacts on the front
panel and main unit were soiled.
The supply voltage is too low.
Memory Recall or the Call channel
was selected.
1 One of the Lock functions is ON.
2 The front panel was not
connected securely to the main
unit of the transceiver.
1 No data has been stored in any
memory channels, or stored data
was erased by Full Reset.
2 The Call channel was selected.
The way the transceiver
functions or displays
information is strange.
The display is too dim,
even though you selected
a high dimmer level.
The frequency cannot be
selected by turning the
Tuning control or by
pressing Mic [UP]/[DWN].
Most buttons/keys and the
Tuning control do not
function.
Memory channels cannot
be selected by turning the
Tuning control or by
pressing Mic [UP]/[DWN]
when using Memory
Recall.
Clean the electrical contacts on both the front
panel and the main unit using a clean damp
cloth.
The supply voltage requirement is
13.8 V DC ± 15% (11.7 V to 15.8 V DC).
If the input voltage is outside this range,
recharge your battery, adjust your regulated
power supply, and/or check all power cable
connections.
Press [VFO].
1 Unlock all of the Lock functions.
2 Separate the front panel from the main unit
by using the release switch on the rear of
the front panel, then lock the front panel
securely to the main unit by using the same
switch.
1 Store data in some memory channels.
2 Press [MR] to switch to Memory Recall.
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Continued