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OPERATING FEATURES
3-24. Horn Alert
3-25. System Scan
Type
Horn alert can be set to
on
or
off for each group
Fix
system scan
Elther cont~nuous or
non-continuous
operation
can be
AII
the set systems except locied-out ones are
set by the FPU
The horn alert port
IS
enabled or
scanned
If the
DELIADD feature
IS
asslgned to the
d~sabled as follows,
AUX key,
~t can be controlled from the front panel
Enable
D~sable
.
Non-continuous
If Horn alert has been set to YES for a group and
DEC
ID/OT/DOT matches, the horn alert port, HOR, is
turned on and off as follows;
HOR
4
The timing when the fixed LTR ID matches is as
follows;
The group for which the optional signaling is set
works by
ANDing the decode
ID
with the optional
signaling.
Continuous
Reset with the AUX key or by setting offhook
IDIQTIDQT
match
1
List type scan
A scan list can be set for each system.
The list to be scanned can be changed by changing
the display system.
If many systems have been set, the scan speed can
be increased by narrowing the systems to be scanned
with scan lists.
3-26. Data Port
The following ports are available for external
equipment when the KCT-I9 is used.
B
Terminal functions (Digital)
HOR Horn alert port. For
details
of operations see
the Horn alert section.
SO
When a carrier is received, 5V is output. When
the carrier disappears, OV returns.
LOK
Goes low
(OV) when communication becomes
possible.
I)
When a repeater is linked by LTR.
2)
When transmission is started by pressing
PTT when using LTR in TA mode.
3)
When transmission is started by pressing
PTT in the conventional mode.
-
DTC
When it goes low
(OV), the last group in the
system is gone to. When it goes high
(5V), the
original group returns,
TXD
Serial communicat~on output from the internal
MPU to external equipment.
RXD
Serial communication input from external
equipment to the internal
NIPU.