2Installation and Connection2 Installation and ConnectionYour NDX/5XS should be installed on an equipment stand intended for the purpose. Ensureit is well ventilated, and do not stand it directly on top of another item of equipment. Itshould be installed in its final location before connecting cables or switching on. TheNDX/5XS has no standby mode and is intended to be left switched on.Connecting the NDX/5XS to mains power and to a variety of audio peripherals andsources is described in the following paragraphs. Diagrams 2.1 and 2.3 respectivelyillustrates the NDX and ND5 XS rear panel connection sockets.Both the NDX and ND5 XS can be upgraded through the use of an Naim CD 555PS or XPSpower supply. Connection of external power supplies is illustrated in Diagrams 2.2 and 2.4and described in Section 2.6.2.1 NDX Rear Panelmains inputand fusepower switchnetworksocketDAB/FM aerialsocket (if optionfitted)signal groundswitchdigitaloutputwireless network(Wi-Fi) antennasocketpower supplyupgrade socket(link plug fitted)USB updateinterfaceremoteinremoteout 1 & 2 digital inputs3, 2 & 1analogueoutput(phono)analogueoutput(DIN)2.2 NDX Connected To Optional CD 555PS Power Supplymains inputand fuseSXPS BurndyCableCabledirectionmarkerTHE NDX MAINS CABLE SHOULD BE REMOVED ANDITS POWER SWITCH TURNED OFF WHEN AN EXTERNALPOWER SUPPLY IS USED.THE SXPS BURNDY CABLE ONLY MUST BE USED TOCONNECT THE EXTERNAL POWER SUPPLY.Important: XPS powersupplies with serialnumbers below 188015are not compatible withthe NDX or ND5 XS andshould not be used.Contact your local retaileror distributor for moreinformation.