9 REAR-PANEL CONNECTIONSRear-Panel Connections¡™£¢∞§⁄ªAC 100-240V 50-60Hz 26WCDRIN¶• ‚OPTICALCDPOUT¡ Play Deck (CDP) Analog Output™ Record Deck (CDR) Analog Output£ Record Deck (CDR) Analog Input¢ Play Deck (CDP) Coaxial-Digital Output∞ Record Deck (CDR) Coaxial-Digital Output§ Record Deck (CDR) Coaxial-Digital Input¶ Record Deck (CDR) Optical-Digital Input• Play Deck (CDP) Optical-Digital Outputª Remote IR Input‚ Remote IR Output⁄ AC Power Cord¡ Play Deck (CDP) Analog Output: Thesejacks carry the analog audio output signal fromthe Play Deck 3. Connect them to the CDinput jacks on a receiver, preamp or processor.™ Record Deck (CDR) Analog Output:These jacks carry the output signal from theRecord Deck %. Connect them to the TapePlay/In input jacks on a receiver, preamp orprocessor.£ Record Deck (CDR) Analog Input: Thesejacks accept the analog signals that are usedfor CD recordings. Connect them to the TapeRec/Play outputs on a receiver, preamp orprocessor.¢ Play Deck (CDP) Coaxial-DigitalOutput: This jack carries the digital-audio out-put signal from the Play Deck 3. Connect itto a coaxial-digital input on a receiver, proces-sor or digital decoder.∞ Record Deck (CDR) Coaxial-DigitalOutput: This jack carries the digital audio out-put signal from the Record Deck %. Connectit to a coaxial digital input on a receiver,processor or digital decoder.§ Record Deck (CDR) Coaxial-DigitalInput: This jack accepts the digital-audio inputsignal from a compatible digital audio productand should be connected directly to a digitalplayer or to a coaxial-digital output on a CD orDVD player or an A/V receiver or processor.IMPORTANT NOTE: The coaxial digital inputsshould only be connected to digital input oroutput jacks. Even though they use the sameRCA type connector as standard analog audioconnections, DO NOT connect them to conven-tional analog input or output jacks.¶ Record Deck (CDR) Optical-DigitalInput: This jack accepts the digital-audio inputsignal from a compatible digital audio product,and should be connected to the optical-digitaloutput on a CD or DVD player or an A/Vreceiver or processor.• Play Deck (CDP) Optical-DigitalOutput: This jack carries the optical digitaloutput signal from the Play Deck 3. Connectit to an optical digital input on a receiver,processor or digital recorder. This will typicallybe connected to the “CD” input.ª Remote IR Input: Connect the output of aremote infrared sensor or the remote controloutput of another compatible Harman Kardonproduct to this jack. This will enable the remotecontrol to operate even when the front-panelRemote Sensor Û is blocked. This jack mayalso be used with compatible IR remote controlbased automation systems.‚ Remote IR Output: Connect this jackto the IR input jack of another compatibleHarman Kardon remote controlled product tohave the built-in remote sensor Û on theCDR 20 provide IR signals to other compatibleproducts.⁄ AC Power Cord: Connect this plug to anAC outlet. If the outlet is switch controlled,make certain that it is in the ON position.