Chapter 2
Front & rear panel
ThefrontpaneloftheM2onlycontainsapowerbuttonwithLEDpowerindicator,twoUSB
connectionports,anSD/MMCmemorycardslotandanareatoinstallanoptionaltouch-
screeninterface.
Afterpressingthepowerbutton,thesystemstart-upprocedure(whichonlytakesafew
seconds)willtakeplace.Duringthestart-upprocedure,thepowerLEDwillblink.Afterthe
blinking,theLEDwillconstantlyilluminateandthesystemisfullyreadyforoperation.
TheprovidedUSBportsarebothA&Btypeports.UsingtheB-typeport,thesystemcan
beconnectedtoacomputerforperformingupdatestothesystemfirmware.TheSD/MMC
memorycardslotcanbeusedforthesamepurposeandalsoprovidesthepossibilitytoload
andsavespecificsystemconfigurationfiles.Audiofilesstoredonthememorycardcanbe
retrievedatpredefinedmomentsorexternallytriggered.
Theprovidedrectangularareacanbeusedtoinstalltheoptionaltouchscreendisplaykit
(M2DIS)whichcanbeusedtocontrolandconfiguringallM2functions.Theoptionalmodule
existsofa7’touchcreenwitha16/9widescreenaspectratioandaresolutionof800x480
pixels.Anintegratedprocessorhandlesthecommunicationwiththemainsystemprocessor.
Front Panel overview
M2