Denon DRR-M31 Service Manual

Also see for DRR-M31: Specification sheet

Contents

99DRR-M31BLOCK DIAGRAMR/P HEADTU201,202R/PSWITCHING+7VPLAYBACKAMPIC201TR203-7VCOMR/PCOM. CLOSECOM. OPENCOMCOMCOMCOMCOM. REEL PULSECOMBIASCOM. SOCOM. SICOM. SCKCOMR/PCOMA/D INPUTCOMR. MUTEBIAS ADJ.VR201,202+B-7VL203TR204TR205BIAS OSCE. HEADPLAY BACK LEVEL ADJ.VR203,204TR206,207NORTR208,209PB INREC OUTIC203DOLBY ICPB OUT ( Lch )REC INMPXFILTERTR201-7V D.RPTR509 ( COM )L201,202IC205R/P PWBIC204LEVEL DETECT AMP ( A/D ) TP215,216LINE MUTETR317( LINE MUTE OUT )LINE OUTLINE INAUTO LEVEL CONTROLDOLBY ICPB OUT ( Rch )CLOSEOPENLOADINGMOTOR MM+5VIC302MOTORDRIVEBIAS TRAP REC AMP REC LEVEL ADJ.TR307TR308+5VR. MUTEIC301VR301VR302TR305,306NORTR303TR304TR301,302TR314TR313TR315TR316TR312CrO2CrO2 SWCrO2P. OFF+5V+12VIC304+7VTR326MAIN PWBJK301CD SYNCHROCAPSTANMOTORSOLNOR SWF. RECR. RECHALFMODEHALL IC+5VTR506TR507NORTR502TR501+12VTR504 TR505SOLENOIDCOMMOTORCOMRESETIC501 +5VTR510KEY& LEDDISTLAY PWBP. OFFTR324TR325-7VTR327TR328TR323P. ONLD405Green((T101POWER TRANSAC PLUG+7VTR212TR211TR213,214