Kenwood TKR-750 Service Manual page 6

TKR-750
Programmable Function
Scan Off
Scan On
Scan On/Off
Scrambler Off
Scrambler On
Scrambler On/Off
Squelch Off
Squelch On
Squelch On/Off
Squelch Momentary
Take Over On/Off
Test Tone Off
Test Tone On
Test Tone On/Off
TOT Disable
TOT Enable
TOT Disable/Enable
TX Disable
TX Enable
TX Disable/Enable
The following Programmable Functions are output functions used to tell the condition of the TKR-750 to an external device.
The output functions can be assigned to only AUX Outputs as follows.
Programmable Function
COR (Carrier Operate Relay)
TOR (Tone Operate Relay)
RX Unlock
TX Unlock
Power Supply Lower Limit
TXS (TX Sense)
Selectable
RX Signal Detect
RF Power Down Detect
Fan Status
6
OPERATING FEATURES
Inhibits scanning.
Starts scanning.
Scanning is toggled between being enabled or inhibited.
Disables an installed optional voice scrambler board.
Enables an installed optional voice scrambler board.
Toggles between enabling and disabling an installed optional voice scrambler board.
The Squelch unmutes.
The Squelch mutes.
The receiver's squelch toggles between muted and unmuted.
The Squelch momentarily unmutes.
Toggles between disabling and enabling remote wireline control.
The Test Tone is inhibited.
The Test Tone is enabled.
Toggles between enabling and inhibiting the Test Tone.
The Time Out Timer is disabled.
The Time Out Timer is enabled.
The Time Out Timer is toggled between disabled and enabled.
The transmitter is inhibited.
The transmitter is enabled (normal).
Toggles between transmitter inhibited and transmitter enabled (normal).
This function becomes valid if an RF carrier is present.
This function becomes valid if an RF carrier and the specified QT/DQT are present.
This alarm function becomes valid if the RX PLL circuitry becomes unlocked.
This alarm function becomes valid if the TX PLL circuitry become unlocked.
This alarm function becomes valid if the DC power supply voltage becomes less than the preset point.
The preset point is selected in the range of 10.6V to 13.6V.
This function becomes valid when the transmitter is keyed.
AUX Outputs which are set up as Selectable appear in the available Function List for the AUX Input
Functions and Key Assignment.
This allows AUX Inputs and PF Keys to be used to control AUX Outputs.
This function becomes valid if the RX signal level becomes less than the preset point. The preset point is
selected in the range of –120dBm to –95dBm.
This alarm function becomes valid if the RF Power becomes less than about 10W.
This alarm function becomes valid when the Fan is turned on, either by sensing a high temperature
condition or by its operating mode being set to Continuous.
Description
Description