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16 SCAN
This is a scan function that automatically change channel
and check a signal. The channel scan starts from the
current channel to next higher channel. This function is
available when channels are stored and the range of
frequency is specified.
TKR-750/850/751/851 monitors a presence of available
signal in each channel and stop scanning at the channel
having a signal to receive.
You can assign the [Scan On/Off] function on the PF key
and switch the scan function On/Off by pressing the key.
(Refer to 15 Key Assignment.)
You are also able to assign the [Scan On] function or the
[Scan Off] function to an auxiliary input port in order to
activate the Scan operation by the external device.
to 20 Function Port.)
You can configure the following functions relating to the
scan function by KPG-91D.
Priority
Priority Channel
Look Back Time A
Look Back Time B
Revert Channel
Dropout Delay Time
Dwell Time
Off-hook Scan
16.1 Priority Scan
This is a monitoring function for priority channel during
receiving at normal channel. When a signal appear on the
priority channel, a channel is changed to the priority
channel even if TKR-750/850/751/851 is receiving a
signal on the normal channel. The scan is started from
the priority channel. You are able to configure the
conditions for specifying the priority channel.
16.2 Priority Channel.)
•
Fixed
The channel configured as the priority channel by
FPU is preferentially scanned.
•
Selected
The current channel selected by channel Up/Down
key is configured as the priority channel and
preferentially scanned.
TKR-750/850/751/851 scans channels in numerical order
(Normal Scan) when the priority scan function is not
configured.
(Refer to 4.12 Scan Add.)
Version: 1.01 USA
! Configuration of KPG-91D
" Configuring the Priority conditions (Refer to FPRG
6.6.1 Priority.)
16.2 Priority Channel
The Priority Channel is a channel to be scanned
periodically when TKR-750/850/751/851 performs the
scan operation.
You can configure one of the channels 1 to 16 as the
(Refer
priority channel.
The priority channel and other channels are displayed in
the following way.
display.)
X.X
When the selected channel is the priority channel
(right side dot of left segment is on)
XX.
When the selected channel is the channel to be
scanned (right side dot of right segment is on)
XX
When the selected channel is not the channel to
be scanned (No dot)
! Configuration of KPG-91D
" Configuring the Priority Channel (Refer to FPRG
6.6.2 Priority Channel.)
Note:
# You cannot configure a Priority Channel when the priority scan
condition is configured Off or Selected by FPU.
# A channel does not have a receiving frequency configuration
cannot be assigned to the priority channel.
# It is possible to assign a priority channel to a repeat Channel.
(Refer to 4.8 Operation Mode.)
transmits a receiving signal when it receives a call on the Priority
Channel, it changes channel to revert channel and transmits on
when the PTT higher priority than the repeat PTT is activated on
the revert channel.
(Refer to
16.3 Look Back Time A
The Look Back Time A is a period from the time when
TKR-750/850/751/851 pauses scanning on a normal
channel to the time when it resumes priority scan when
there is no signal to receive on the Priority Channel
during the Priority Scan.
Function Reference (FUNC)
(Refer to Table 1-7 Example of LED
Although TKR-750/850/751/851
(Refer to 16.5 Revert Channel.)
34
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