8
TK-880
2-3. Front Panel Displays and Indicators
1
Sub display
Displays the system, channel and group numbers. Also
displays various functions, such as TA.
2
P (Priority) indicator
The P indicator (
) appears when a selected channel is
programmed as priority.
3
MON (Monitor) indicator
The MON indicator appears when the button pro-
grammed as MONITOR is pressed.
4
SVC (Service) indictor
This icon is not used this transceiver.
5
SCN (Scan) indicator
The SCN indicator appears when using scan mode.
6
AUX (Auxiliary) indicator
Appears when the auxiliary function is activated (ON) by
pressing the AUX-A key.
OPERATING FEATURES
7
Handset indicator
This icon is not used this transceiver.
8
MAIL indicator
Flashes when a status message (5-tone or DMS) is re-
ceived. Lights when a status message is stored in the stack
memory.
9
Alphanumeric display
The twelve-character dot matrix alphanumeric display
shows the system/group numbers. You can program sys-
tem/group names with up to ten characters in place of these
numbers. The left display is used as an add indicator (
▼
)
and the right is used for the selective call (
*
) or scrambler
(_) function. The add indicator shows the channels unlocked
out of the scanning sequence. Selective call and scrambler
are optional functions that can be programmed.
Dispalys received messages when using 5-tone or DMS.
10
A,B,C,D key
These keys are programmable function (PF) keys.
MODULAR
MIC JACK
CALL
CALL
DC SOURCE
BUSY/
TX LED
VOLUME
UP
VOLUME
DOWN
CHANNEL UP
CHANNEL DOWN
1
2
3
10
9
4
5
6
7
8
Fig. 1
3. Scan Operating
■
Scan types
• Single group scan
You can scan all valid (ADD) channels in the displayed
group that can be selected with the group up/down key.
• Multiple group scan
You can scan all valid (ADD) channels in the all valid
(ADD) group.
■
SCAN start condition
One or more non-priority channels must be added to all
channels that can be scanned. The transceiver must be in
normal receive mode (PTT off).
When you activate the key programmed to the scan func-
tion, the scan starts. The scan icon “SCN” lights and scan
text or revert channel (programmable) is indicated on alpha-
numeric display.
■
Scan stop condition
The scan stops temporarily if the following conditions are
satisfied.
1) A carrier is detected, then signalling matches on chan-
nels for which receive the signalling is set by the pro-
gramming software.
2) A carrier is detected on the channels for which receiving
signalling is not set by the programming software or
when the monitor (signalling cancel) function is activated.
Содержание TK-880 series
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