Kenwood TK-390 Service Manual

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Contents

8TK-3906-7. Group DownIf this key is pressed once, the group number decreasesby one step. If this key holds down for 500ms (approxi-mate), the group number decreases continuously.This key works as the squelch level adjuster in squelchlevel adjust mode. This key works as the OST (operator se-lectable tone) number selector in the OST mode. This keyworks as the SCR (voice scrambler) code selector in thevoice scrambler code select mode.6-8. Group UpIf this key is pressed once, the group number increasesby one step. If this key holds down for 500ms (approxi-mate), the group number increases continuously.This key works as the squelch level adjuster in thesquelch level adjust mode. This key works as the OST (op-erator selectable tone) number selector in the OST mode.This key works as the SCR (voice scrambler) code selectorin the voice scrambler code select mode.6-9. Home ChannelPress this key once, the channel switches to the pre-pro-grammed home channel. Press this key again, the channelgoes back to the previous channel.6-10. Invert DisplayPress this key once, the displayed the group/channelnumber or group/channel name are inverted. Press this keyagain, the display returns to the normal.For the operator who does not change the display andneeds "Invert" only, refer "Invert Display" setting of optionalfeature.6-11. Key LockPressing this key causes the transceiver to accept an en-try of only the [Shift], [KeyLock], [PTT], [Emergency] keys,[Selector switch], [Volume], [Toggle], [Lamp], [Moni], [Monimomentary], [SQ off] and [SQ momentary]."Lock" is used to prevent users from unexceptable keypress which might cause a transceiver malfunction. The dis-play does not change while the key is being locked.Switching the transceiver off and on or pressing Key Lockagain cancels the key lock. Key locked transceiver can stillreceive. Pressing this key while scanning, keys are lockedbut a scanning continues.6-12. LampPress this key, the transceiver illuminates the display andkeypad back lit approximate 5 seconds. Press this keyagain, the transceiver stops the illuminating.Pressing any key except the LAMP key while the illumi-nated restarts the 5 second timer.6-13. Low PowerPress this key, the transmission power of all channelchanges to Low. Press this key again, the transmissionpower returns to programmed value.OPERATING FEATURESToggle PF Keys Speaker/Function Name Selector Switch MicrophonePF KeysAux 1 3 3 3Channel Down 3 3Channel Name 3 3Channel Select 3Channel Up 3 3Delete/Add 3 3Emergency Call 2 3 3Group Down 3 3Group Scan 3Group Select 3 3Group Up 3 3Home Channel 3 3Invert Display 3 3 3Key Lock 3 3 3Lamp 3 3Low Power 3 3 3Monitor 3 3 3Monitor Momentary 3 3No Function 3 3 3Operator Selectable 3 3ToneOperator Selectable 3Priority 1Operator Selectable 3Priority 2Scan 3 3 3Scrambler 3 3 3 3Shift 3 3SP Attenuation 3Squelch Level 3 3Squelch OFF 3 3 3Squelch Momentary 3 3Talk Around 3 3 31 This function can be selected when the scrambler board has notbeen installed.2 This function can be selected when the ANI board has been in-stalled.3 This function can be selected when the scrambler board hasbeen installed.Note : If "Shift" is pregrammed onto one of the PF keys or thetoggle switch, the remaining PF keys can be programmed with twodifferent functions. If "Shift" is programmed onto a PF key and thetoggle switch, an error will occur and the function will not operate.Fig. 2 Programmable functions3 456789