28 About this guide1 About this guideThis user’s guide provides information about TP9400portable radios.The radio behavior described in this guide applies toradios with firmware version 2.04. To check theradio’s firmware version, see "Viewing radioinformation" on page 155. If your radio does notoperate as you expect, contact your radio provider forassistance.Safety warnings used in thisguidePlease follow exactly any instruction that appears inthe text as an ‘alert’. An alert provides necessarysafety information as well as instruction in the properuse of the product. This user’s guide uses thefollowing types of alert:Warning This alert is used when there is a hazardoussituation which, if not avoided, could result in death orserious injury.Caution This alert is used when there is a hazardoussituation which, if not avoided, could result in minor ormoderate injury.Notice This alert is used to highlight information thatis required to ensure procedures are performedcorrectly. Incorrectly performed procedures couldresult in equipment damage or malfunction.This icon is used to draw your attention toinformation that may improve yourunderstanding of the equipment or procedure.
