DENONHi-Fi Component/AmplifierSERVICE MANUALMODEL PMA-501SOLID STATE STEREOINTEGRATED AMPLIFIERoTABLE OF CONTENTSSPECIFICATIONSBLOCK DIAGRAM...DISASSEMBLY INSTRUCTIONS....2NEWLY DEVELOPED P.C.C.EQUIPMENT (Phono Crosstalk Canceller).........................3ADJUSTMENTS AND MEASUREMENTS PROCEDURES....PRINTED CIRCUIT BOARD PATTERNS,CIRCUIT DIAGRAMS AND PARTS LIST.,·.·.·.·.,..5CONTROL AMP UNIT AUX-019C...EQUALIZER AMP AND INPUT UNIT EUX-007C.........................................7POWER AMP UNIT PUX-014CPROTECTOR AND POWER SOURCE UNIT ETC-220C....................................9WIRING DIAGRAM ....................10,11CHASSIS AND CABINET GROUP PARTS LIST...............................14VOLTAGE CHANGEOVER1NIPPON COLUMBIA CO.LTD.
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