Kenwood KRC-279RA Service Manual

Also see for KRC-15RG: Instruction manual Service manual

Contents

Kenwood KRC-279RA Service Manual Manual pdf 2 page image

KRC-15R,179R,25R,279R,281R2CONTENTS / BLOCK DIAGRAMCONTENTS / BLOCK DIAGRAM ...............................2COMPONENT DESCRIPTION...................................3MICROCOMPUTER'S TERMINAL DESCRIPTION ...4TEST MODE...............................................................6ADJUSTMENT............................................................7PARTS DESCRIPTIONS............................................8PC BOARD .................................................................9SCHEMATIC DIAGRAM...........................................13EXPLODED VIEW ....................................................18PARTS LIST .............................................................21SPECIFICATIONS ......................................Back coverCONTENTSBLOCK DIAGRAMIC1KEYPAN 5VMUTEB.U. DET. B.U.ACCP-CONT.MUTEPREPOWER ICEQ. AMP.CH ISO AMPNC/MPX/E-VOL.CD/MDCHANGERFRONT LchFRONT RchREAR LchREAR RchJ2LCD DRIVERLCDME1MAINCASSETTE MECHA.IC51 Lch2 RchPRE OUTIC2IC4IC3SP OUTREARJ4PAN IN SWACC DET.P-CONT.J2J5IC1FRONT-ENDJ1FM+BQ201AM+BQ203AM BPFFM BPFC154,R206C153,R207Q320Q450,451Q49Q50Q350,351,370Q53SW 5VQ54-578VQ58-61ILLUMI.B.U. 5VQ51,52SYSTEM u-COMS1S2S3RST SWQ301D1-15PL1,2ANT.TEL MUTEDECODERRDSIC7Q501,502MP SW40WRST ICRSTIC6ED1FM ANTAM ANTRF GNDFM+BAM+BOSC GNDOSC GNDOSC GNDVTPLL +BIFC OUTSDASCLDIG GNDIF1+BIF1 GNDS-METERIF2 GNDSDFM+BP.ONACC DETB.U. DETSCLMUTESDAP CONPANELRESETL CLKL DATA SL DATA LFWD/REVMOTORCH CONDATA HDATA CREQ HREQ CCH CLKRchCOMLchMP INAMMPXOUT RROUT LROUT RFRchLEVELSCLSDAOUT LFRchSTBYMUTERchLchT-MUTEFWDREVB.U.5V8VB.U.CH RSTS MUTE8510B.U.5VAM+BVDD 5VPACK INL RESPHONECH MUTEBEEPSVRAMP. STBYSVRAC GND (BEEP)Lch LchRchLch1200mVTAPE :1681mVCD/MD-CH :3529mVAM :772mVFM :1339mV8VRF GNDOSC GNDIF2 +BAUDIO OUT8VS-METERSDPLL-SCLPLL-SDAM1HD1L/R55.6mVB.U.5VSW5V8VB.U.5VAM: 170mVFM: 213mVTAPEPACK IN(FF/REW)AMP. MUTEFF/REWB.U.5VR QUALR CLKR DATASW5VMP OUTQUALAFCNOISEB.U.5VILLUMI.L CE(X13)MKRC-15R,179R,25R,279R,281R (E,M)A1TEL DETD3805VR205