20Operation5. Press and hold the [MENU/MEM] to save and exit from the MenuMode.If a button is not pressed within 10 seconds the UHF CBNOTE Radio will automatically exit the Menu Mode.Open Scan (OS) ModeAll UHF-CB have been added to the OS SCAN Memory for convenience.To add/remove channels from OS SCAN Memory, refer to p.17.Allows continuous scanning of all selected channels. If an active channelis found, scanning will stop on that channel. If the received signalceases, the unit will wait 2 seconds for the signal to return, otherwisescanning resumes.After transmission in scan mode, the scan mode will be cancelled.To select OS scan mode,Press and hold the [SCAN| OS/GS/MS] key.NOTEOS Mode is indicated by the absence of theGS and M.SCAN icons.If SCAN is deactivated while on an active channel, theNOTEradio will stay on that active channel. If no channels areactive, the radio will reinstate the starting channel.UNIDEN UH835S/UH850S Handheld UHF-CB Transceiver