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Problem Probable Cause Corrective Action
You cannot transmit
by pressing the PTT
switch.
1 You selected a
frequency outside the
allowable range.
2 You selected a
transmit offset that
places the transmit
frequency outside the
limit.
3 TX inhibit is ON.
4 The battery pack
voltage is too low to
transmit.
1 Select a frequency within
the allowable transmit
frequency range.
2 Select a proper offset
direction or offset
frequency.
3 Access Menu No. 139 (TX
inhibit) and select “Off”.
4 Charge or replace the
battery pack.
Repeater cannot be
accessed.
1 Wrong tone
frequency is
selected.
2 Wrong offset
frequency is
selected.
3 Wrong shift direction
is selected.
1 Select a proper repeater
access tone.
2 Access Menu No. 160
(Offset Freq) and select
an appropriate offset
frequency.
3 Try other shift directions.
DTMF tone cannot be
transmitted.
DTMF Lock is ON. Access Menu No. 181 (DTMF
Keys) and select “Off”.
Repeater does not
accept your DTMF
tones.
DTMF tone
transmission duration is
too short.
Access Menu No. 171
(Speed) and select “150
ms”.
You cannot transmit by
pressing [PTT].
1 You selected a
frequency outside the
allowable range.
2 You selected a
transmit offset that
places the transmit
frequency outside the
limit.
3 TX inhibit is ON.
4 The battery pack
voltage is too low to
transmit.
1 Select a frequency within
the allowable transmit
frequency range.
2 Select a proper offset
direction or offset
frequency.
3 Access Menu No. 139 (TX
inhibit) and select “Off”.
4 Change or replace the
battery pack.