36 Basic operationOther ways of selecting a channelYou may also be able to use the following controls toselect a channel:■ function key (see “Accessing frequently usedmenus” on page 32)■ left selection key (see “Using the left selection keyQuick Access menu” on page 33)■ scroll keys (see “Using the scroll key QuickAccess menu” on page 32).Limiting call timeYour radio may limit the amount of time you can talk(transmit) continuously. This is known as the ‘transmittimer’ or ‘time-out timer’ and allows other radio usersto make calls on that channel.The radio warns you before the transmit timer expiresby beeping three times. The red status LED flashesand the message Transmit timeout imminentappears in the display.Checking recent callsThis feature is available for digital channels only andapplies to individual calls and call alert pages only.Your radio may be able to store a list of the last 20calls. These calls may be calls that you have received,calls that you have made, or calls that you havemissed.To use your recent calls list to make a call:1 Press Menu and select Recent calls. (Dependingon how your radio is programmed, you may beable to press a function key or use your QuickAccess menu to select recent calls.)