Kenwood TK-280 Service Manual

Also see for TK-280: User manual Instruction manual Instruction manual Pricing and specification manual Service manual

Contents

TK-2807n ScramblerPress the [Scrambler] key to toggle the Scrambler ON orOFF. When it is activated, “_” (underscore) appears on LCD.If you hold down the Scrambler key for more than 2 seconds,the transceiver enters “Scrambler Code Select Mode”.You can select the Scrambler Code [1 to 4] using the [2], [8]keys or the Channel selector.(Voice Scrambler unit must be installed)n Selcall EntryPress [Selcall Entry] key to enter the desired Selcall codeyou want to call.l Model = 5tone:This function can be activated only when “TX Address” isset to the channel and “Selectable Selcall Digit” has beenentered. When you enter Selcall Entry mode, the “TXAddress” number appears on the LCD.l Model = DTMF/2tone/DMS:A transceivers unit ID is defined by a combination of 3-digitFleet and 4-digit ID numbers.To enter Selcall number, use the keypad . You can alsouse the channel selector to select the number.Then press [C] key to enter the selected number.The selected digit will shift left to enter the next digit.Press [D] key to move the cursor 1 position right.Hold down [D] key ([6] key on a keypad) to clear the enterednumber.n Selcall ListPress [Selcall List] key to enter Selcall List mode.l Model = 5tone:Select the check box of “Selectable Selcall Digit”. Thenumber of digit you selected in “Selcall List” will be displayedon LCD. If “Selcall List” has not been programmed, samedigits of Selcall List code that you checked as “SelectableSelcall” digits will appear on LCD.l Model = DTMF/2tone/DMS:The ID List code of DMS will appear on LCD.To select the Selcall List, use the selector knob or [2]/[8] key.n Selcall+Status EntrySelect the selcall number you wish to call.Press [Selcall + Status Entry] key to enter “Selcall EntryMode”.It works as “Selcall Entry Mode” mode.If you press [CALL] or [* ]key again, it works as “StatusEntry Mode”.n Selcall+Status ListSelect the selcall number you wish to call.Press [Selcall + Status List] key to enter “Selcall List Select Mode”.It works as “Status List” mode.If you press [Selcall + Status List] key again, it works as“Status List Select Mode”.n ShiftIt allows you to enable [Shift + Function] key access. When[Shift] key is pressed, SFT appears on LCD.n Squelch LevelPress [Squelch Level] key to enter “Squelch LevelAdjustment Mode”.The squelch level can be adjusted by the selector knob or[2]/[8] key.Press [Squelch Level] key again to store the adjustedsquelch level.n Squelch MomentaryPress [Squelch Momentary] key to force the squelch unmute.“MON” icon appears on LCD and BUSY LED (Green) lights.If released, the squelch unmutes and “MON” disappears.Also, BUSY LED (Green) goes off.n Squelch OffPress [Squelch Off] key to force the squelch unmute . “MON”icon appears on LCD and BUSY LED (Green) lights. If the keyis pressed again, the squelch unmutes and “MON” disappears.Also, BUSY LED (Green) goes off.n Status Entry (5tone)It allows the operator to input the status and transmit it tothe base station.Both TX Address and “Selectable Status Digit” must beprogrammed to perform the operation.Press [Status Entry] key to access Status Entry mode.“TX Address” of the channel appears on LCD.Enter the desired code using a numeric keypad.If the transceiver does not have the numeric keypad, orSelector knob to select the desired number and press [C] keyto enter. The cursor moves to next position.n Status List (5tone)Press [Status List] key to enter Status List mode.Select the check box of “5tone - System Parameters -Selectable Status Digit”. The number of digit you selected in“5tone - Status List” will be displayed on LCD. If “Status List”has not been programmed, same digits of Status List code thatyou checked as “Selectable Status” digits will appear on LCD.To select the Status List, use the selector knob or [2]/[8] key.n Talk AroundWhen Talk Around function is activated, “TA” appears andthe transceiver transmits on the receive frequency, usingreceiver’s QT/DQT code.The operator can call the other party directly (withoutrepeater).n NoneWhen you press this key, the transceiver emits the “KeyInput Error Tone” (no function is performed).OPERATING FEATURES