XR12 Operations and Maintenance Manual Operating the transmitterPage 2-8 Issue 3.1 2013-03-14Controlling power modulesFigure 2.3: Power Modules pageOn this page the user can perform a power module reset by pressing the PM Reset button.The user can set the Transfer Mode to Auto or Manual. In Auto mode, if one of the enabled powermodules fails, the transmitter will perform a power module changeover to replace the failed powermodule with the designated standby power module.The user can select which two power modules are active and which is the standby by editing theDesired Config option. The possible combinations are:• Modules A and B enabled, with module C on standby.• Modules A and C enabled, with module B on standby.• Modules B and C enabled, with module A on standby.The Current Status line displays the currently-enabled module(s). If no power module is currentlyenabled, an unusual situation, then the message None enabled will be displayed.Press the Back button to return to the Main Menu page.10:18 0.00kW M-1 PM:AB Man Ex:A ManTransfer Mode: ManualDesired Config: A,B enabled, C standbyCurrent Status: A enabledUse Arrow Keys to Select a value.Press EDIT to modify the value.PM Reset Edit Back10:18 0.00kW M-1 PM:AB Man Ex:A ManTransfer Mode: ManualDesired Config: A,B enabled, C standbyCurrent Status: A enabledUse Arrow Keys to Select a value.Press EDIT to modify the value.PM Reset Edit Back