Kenwood TK-290 Service Manual page 6

TK-290
3-14. Mode (Enable/Disable)
The transceiver has many special modes mainly for main-
tenance.
· Self Programming mode
· Panel Test mode
· Clone mode
· Firmware Programming mode
It is possible to set enable/disable for each mode. We
recommend to set these mode to Disable after set up to
save contents.
3-15. ID
The transceiver is capable to have ID. The format is
DTMF. The timing that the transceiver sends ID is program-
mable.
Connect ID : Connect ID is send on beginning of trans-
mission.
Disconnect ID : Disconnect ID is send on end of trans-
mission.
Both : Connect ID is send on beginning of transmission
and disconnect ID is send on end of transmission.
Off : Sending ID function is disabled.
There is also "PTT ID" setting for each channel. Refer
"PTT ID" of channel feature.
3-16. OST (Operator Selectable Tone)
The transceiver is capable to have "OST" function and
16 tone pair (QT/DQT) with max 7-digit name for each tone
pair.
• "OST" Back Up
The transceiver is programmable the selected "OST"
code is memorized or not. If you set to Disable (no memo-
rized), the "OST" function always starts at "off".
• Direct "OST"
It is possible to call "OST" number directory using keypad.
In this case, keypad is used for "OST", then "DTMF Auto PTT"
"DTMF Auto Dial" functions by keypad are not usable.
3-17. Radio Password (Keypad Model Only)
The radio password prevent unauthorized users opera-
tion. Every time the power on, transceiver is locked and
unusable until entering correct password.
Enter pre-programmed password by FPU and [#] key
causes the transceiver unlocked.
3-18. Data Password (Keypad Model Only)
The data password prevents unauthorized reading of the
programmed transceiver data by FPU. Enter pre-pro-
grammed password in FPU reading process. This password
also protects the clone.
Enter pre-programmed password by FPU and [#] key to
clone.
6
OPERATING FEATURES
4. Group Features
ware (KPG-38D).
4-1. "TOT" (Time-Out Timer)
the period of time users can continuously transmit.
ates an warning tone and stops the transmission.
4-2. "TOT" Pre-Alert
selects the time at which the transceiver generates "TOT"
pre-alert tone before "TOT" is expired.
from a TOT pre-alert tone.
4-3. "TOT" Re-Key Time
time you can not transmit after "TOT" exceeded. After "TOT"
re-key time expired you can transmit again.
4-4. "TOT" Reset Time
minimum wait time allowed during a transmission that will
reset the "TOT" count.
PTT is released unless the "TOT" reset timer has expired.
4-5. Group Delete/Add
"Delete" is selected, the transceiver does not scan the de-
leted group in multi group scan.
4-6. Battery Save
mode operation. The receiver circuit is repeated on and off
to conserve the battery life.
4-7. Signalling
any channel programmed with the option signalling (2-Tone/
DTMF).
You can use these features using the programming soft-
The transceiver has the "TOT". This parameter selects
When the selected period passes, the transceiver gener-
The transceiver has "TOT" pre-alert timer. This parameter
"TOT" will be expired when the selected time passes
The transceiver has "TOT" re-key timer. This timer is the
The transceiver has "TOT" reset timer. This timer is the
"TOT" reset time causes the "TOT" to continue even after
The transceiver can set the delete/add in each group. If
This is the automatic battery saver during a standby
Signalling "AND/OR" sets the audio unmute condition for
AND : "AND" requires both the valid option signalling and
the programmed QT/DQT to be received for audio to
unmute (and initiate an option signalling decode alert).
OR : "OR" requires either the valid option signalling or the
programmed QT/DQT to be received for audio to unmute
(an option signalling decode alert is only initiated if the
proper option signalling is decoded).