Kenwood TM-451A - Manual (Page 105)

Problem Symptom Probable Cause Corrective Action
Page
Ref.
The frequency cannot be
changed by the Tuning control
or the microphone
[UP]/[DWN] buttons.
Memory Recall or the Call channel is
selected.
Press [VFO]. 32
Memory channels cannot be
selected by turning the Tuning
control or by pressing
microphone [UP]/[DWN]
when in Memory Recall.
1 No data has been saved in any
memory channels.
2 The Tuning control has been
enabled to change frequency while
Memory Recall is selected.
1 Store data in some memory
channels.
2 Select Menu B, No. 56 and turn OFF
the Tuning Enable function.
39
41
Previously stored data is gone
when the transceiver is
powered.
The backup lithium battery voltage is
too low. Obtain a new battery from your dealer
or a KENWOOD Service Center.
Memory Transfer copies data
from a memory channel to the
VFO correctly, but turning the
Tuning control causes the
frequency to jump to a
different part of the band.
The frequency is jumping to be within
the Programmable VFO limits. Change the Programmable VFO limits. 33
Band Scan only scans a
narrow range of frequencies;
the entire band cannot be
scanned.
You are actually using Programmable
Band Scan because you have selected
a VFO frequency within the limits for
Programmable Band Scan.
Select a frequency that is outside the
limits set for Programmable Band Scan,
then press [VFO] (1 s).
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