100 Operating in MPT trunked modeAbout trunked text messagesYour radio may be programmed so that you can sendtext messages. There are three options for creatingtext messages:■ selecting a preset text message,■ editing a preset text message, or■ creating a new text message.Note: To either edit or enter a text message, your radio musthave alphanumeric keys.Using the alphanumeric keys to enter textWhen the alphanumeric keys are used to enter a textmessage, they have special functions.■ Use key to toggle between upper and lower casecharacters.■ Use to delete a character from the display.Repeated presses of these keys will give you the charactersshown in the following table.Key Characters Key Characters. , ? ! 1 P Q R S 7A B C 2 T U V 8D E F 3 W X Y Z 9G H I 4 space 0J K L 5 *M N O 6