11UNIDEN Model uh089sx UHF CB RadioOperationVOX Operation (optional VOX headset required)Programming the Instant Priority ChannelRecalling the Instant ChannelCTCSS (Continuous ToneCoded Squelch System)DCS (Digitally Coded Squelch)Press 4 times. Turn theRotary Channel Selector to selectthe desired VOX sensitivity (oF, 1-9).Press and hold for 3 secondsto store the new setting. Connectthe VOX headset.If a button is not pressedwithin 10 seconds theuh089sx will automatically exit the Menu Mode.Turn the Rotary Channel Selector to select the PriorityChannel you prefer.Press and hold button on the microphone for 3seconds to store the new setting. INST icon appears.Momentarily press the button on the microphone at any time to return to theInstant Channel.Turn the Rotary Channel Selectorto the desired channel to useCTCSS. Press and hold for 3seconds. CTCSS icon appears.Turn the Rotary Channel Selector toselect the desired CTCSS code 01 - 38. Press once to store thenew setting. To turn off CTCSS (or DCS) select the oF code during setting.DCS is a digital extension of CTCSS. It provides 104 extra, digitally coded, squelchcodes that follow after the 38 CTCSS codes. CTCSS 1-38, followed by DCS 1-99 plusDCS 100-104 (represented by o0-o4 on the display).Follow the steps for setting a CTCSS code. Turn the Rotary Channel Selector until theDCS codes appear. Press to set. The icon and code will display.INSTINSTDCSChannels 5 and 35 are used for emergency channels. CTCSS and DCS willnot operate on these channels.MENUENTERMONDCS/CTCSSMENUENTERMONDCS/CTCSSMENUMENUINSTMONMONMON