Denon AVR-2312 Service Manual

Also see for AVR-2312: Owner's manual Protocol guide Getting started

Contents

138SCHEMATIC DIAGRAMS (15/30)DIGITAL UNIT (1/16)dCOMPONENT (Y) SIGNAL LINES(Y) VIDEO SIGINAL LINEVIDEO SIGINAL LINETO ZONE DACFROM NET PHYFROM HDMI TXTO MAIN DACTO AMPTO HDMI RXTO FRONTTO DIGITAL SUPPLYTO CPU LEVEL CHGETHER_SCVGNDETHER_SYVGNDVDO_CVBSVGNDVDO_PRVGNDVDO_PBVGNDVDO_YV.AUX_V_INASPECT_LASPECT_H5LINEB5LINEA5Z2_SW_B5Z2_SW_A5Z1_SW_B5Z1_SW_A5AVSCLAVSDAZ2SSIG_DETSY1_DETCOMP_SDETCVBS_DETDEC_Y_INVGNDDEC_PB_INVGNDDEC_PR_INVGNDDEC_CVBS_INVGNDDEC_SY_INVGNDDEC_SC_INADINLDAGNDADINRDAGNDDAFLDAGNDDAFRDAGNDDACDAGNDDASWDAGNDDASLDAGNDDASRDAGNDDASBLDASBRDACRTNGNDDACRTNGNDFW_RLY(DE_33)VAUXLAGNDVAUXRMICGNDMICMICGNDH/PLH/PGNDH/PRH/P_RLYFRONT_RLYC/S_RLYRELAY_SBF-B_RLY(MZ)FH_RLY(DE_33MZ)PREZ2_MUTEPRESB_MUTEMUTE_3.3VMVOLCLKMVOLDATAZVOLSTBZVOLDATAZVOLCLKDAGNDDA_Z3RDAGNDDA_Z3LDAGNDDA_Z2RDAGNDDA_Z2LDAGNDPREZ3_MUTEPREF/C/S/SW_MUTEDCDET4DCDET3ASODETTHERMALDETBTHERMALDETAM3.3VDGNDSWM3.3VDA+8VDA-8VVAUXRAGNDVAUXLMICGNDMICVGNDVAUXVH/PGNDH/PLH/PRPOWERKEYREDLEDFL_CLKFL_DATAFL_CEM-DAXLED_MZFLRSTGRNLEDDSX_MZDIRECTLED_MZMICDETH/PDETILLUMILED_MZKEY1KEY2KEY3ISELAISELBVSELAVSELBDGNDSWM5VFRONT_IRINB/PIRIN_DE,FL5V_MZDA+5VDA+5VRDS_DATA5TU_MUTETU_STTU_TUNEDTU_TXMI/SCLTU_RXMO/SDAD5VSWM5VSWM3.3VM3.3VDGNDDA+8VDA+8VDA-8VDA-8VKILLIR_MZRC_OUT_MZBTLINK_MZREMOTE3.3V232O_MI232I_MOTRIGGER_1TRIGGER_2RC_INFRONT_IRINTO HDMI TXV+5V(PAGE 16/30)(PAGE 30/30)(PAGE 27/30)(PAGE 23/30)(PAGE 26/30)(PAGE 30/30)(PAGE 24/30)(PAGE 19/30)(PAGE 1/30) TO CONNECT B PARTTO CONNECT A PART(PAGE 8/30)RDS_CLK5VGNDDAGNDDAGND(PAGE 9/30)TO CONNECT A PART(PAGE 8/30)(PAGE 1/30)TO CONNECT B PART(PAGE 9/30)TO CONNECT B PART(PAGE 9/30)TO CONNECT B PART(PAGE 9/30)TO CONNECT B PART(PAGE 9/30)TO CONNECT B PART(PAGE 9/30)TU_RESETNCNCDER2907R29100OPENTO CPU LEVEL CHG(PAGE 19/30)TO SCPU/CPU LEVEL CHG(PAGE 18/30,19/30)TO MAIN CPU(PAGE 17/30)TO MAIN CPU(PAGE 17/30)TO MAIN CPU(PAGE 17/30)OPTION_AOPTION_AMODELREGIONR2903R2904AVR3312 AVR2312 AVR3312/2312E3 E3 E2/EA/E1C/JPOPEN 2.2K 2.2KOPEN 2.2K 2.2KVGNDVGNDVGNDVGNDVGNDDGNDL29030C2931openC2930openC2901 openC2902 openC2903 openC2904 openC2905 openC2906 openC2907 openC2909 openC2917 0.1C2916 0.1C2915 0.1C2914 0.1C2913 0.1C2912 0.1C2911 0.1C2910 0.1R2901 15KR2902 15KR2903 2.2KR2904 2.2KC2918 openC2919 openC2920 openC2921 openC2922 0.1C2923 0.1C2924 0.1C2925 0.1C2929 openC2928 openC2927 openC2926 openR2905 OPENR2906 OPENR2908 0R2909 0R2907 0R2910 OPEN5 4 3 2 1CN704CJP05GA208ZY20022WS-05C213465781091112141315CN21BC125Z2-15CJP15HJ282Z21346578109111213CN23BC125Z2-13CJP13HJ282Z272625242322 213465781091112141315161718192021CN24BC125Z2-27CJP27HJ282Z21 34 65 78 109 1112 1413 15CN26BC125Z2-15CJP15HJ282Z 21 34 65 78 109 1112 1413 151617CN25BC125Z2-17CJP17HJ282Z213465781091112141315161718192021CN27BC125Z2-21CJP21HJ282ZT1T2T3T4T5T6T7T8T9T10T11T12T13T14T15T16T17T18T19T20T21T22T23T24T25T26T27T28T29T30T31T32T33T34T35T36T37T38T39T40T41T42T43T44T45T46T47T48T49T50T51T52T53T54T55T56T57T58T59T60T61T62T63T64T65T66T67T68T69T70T71T72T73T74T75T76T77T78T79T80T81T82T83T84T85T86T87T88T89T90T91T92T93T94T95T96T97T98T99T100T101T102T103T104T105T106T107T108T109T110T111T112T113T114T115T116T117T118T119T120T121T122T123T124T125T310T311T312T313T314T315T316T317T318T319T320T321T322T323T324T32521 34 65 78 109 11CN28BC125Z2-11CJP11HJ282Z2134657810911121413151617CN22BC125Z2-17CJP17HJ282Z40 383936373435323330312829 2726 202123222425 1918 1617 151413121110987654321 CN69B10022H-40CCJP40GA193ZYL2920 0L2921 0L2922 0L2923 0L2924 0L2925 0L2926 0L2927 0L2928 0L2929 0L2930 0L2931 0L2932 0L2933 0L2934 0L2935 openL2919 0L2918 0L2917 0L2916 0L2915 0L2914 0L2913 0L2912 0L2911 0L2910 0L2908 0L2904 0L2905 0L2906 0L2907 0L2909 0C2932 1000PC2933 1000PC2934 1000PC2935 1000PC2936 1000PC2937 1000PC2938 1000PC2939 1000PC2940 1000PC2908 1000pC2941 1000pC29421000pC2943 1000pL2902AVR2312/3312 : OPENDEC_CVBS_INDEC_PR_INDEC_PB_INDEC_Y_INDEC_SY_INDEC_SC_INCNTETHER_SYETHER_SCVDO_YVDO_PRVDO_PBAVSCLAVSDACOMP_SDETCVBS_DETSY1_DETSY2_DETASPECT_LAVSCLAVSDACOMP_SDETCVBS_DETSY1_DETSY2_DETASPECT_LDAGNDDACRTNGNDADINLADINRDAFLDAFRDACDASWDASLDASRDASBLDASBRCNTCNTH/P_RLYFRONT_RLYC/S_RLYZVOLSTBZVOLDATAZVOLCLKDAGNDDAZ3RDAZ3LDAZ2RDAZ2LCNTCNT232O_MI232I_MOTRIGGER_1TRIGGER_2CNTH/PLH/PGNDH/PRCNTB/PIRIN_DE.DEQLED_MZRC_INRCOUT_MZBTLINK_MZKILLIR_MZDA-8VDA+8VSWM3.3VDA+5VM3.3VFL5VSWM5VDGNDREMOTE3.3VD5VMUTE3.3VMVOLCLKMVOLDATAZVOLCLKZVOLDATAZVOLSTBFRONT_RLYC/S_RLYSB_RLYH/P_RLYPRESB_MUTEPREZ2_MUTEMVOLCLKMVOLDATAZVOLCLKZVOLDATAZVOLSTBFRONT_RLYC/S_RLYSB_RLYH/P_RLYPRESB_MUTEPREZ2_MUTEDCDET3DCDET4ASODETTHERMALDETBTHERMALDETAFW_RLY(DE_33)FH_RLY(DE_33MZ)PREF/C/S/SW_MUTEFW_RLY(DE_33)FH_RLY(DE_33MZ)PREF/C/S/SW_MUTEPREZ3_MUTEF-B_RLY(MZ)HDRA_MIHO/TU_SCLHDRA_MOHI/TU_SDATU_STEREOHDRA_RSTMICDETH/PDETHDRA_MIHO/TU_SCLHDRA_MOHI/TU_SDATU_STEREOTU_TUNEDHDRA_RSTTU_MUTE232O_MI232I_MOTRIGGER_1TRIGGER_2POWERKEYREDLEDFL_CLKFL_DATAFL_CEFLRSTGRNLEDMICDETH/PDETKEY1KEY2KEY3ISELAISELBVSELAVSELBVDO_CVBSTU_TUNEDM-DAXLED_MZILLUMILED_MZDSX_MZRDS_CLK5RDS_DATA5SB_RLYF-B_RLY(MZ)FH_RLY(DE_33MZ)FW_RLY(DE_33)PREZ2_MUTEPRESB_MUTEPREZ3_MUTEMVOLDATAMVOLCLKPREF/C/S/SW_MUTEVSELBVSELAISELBISELAKEY3KEY2KEY1DIRECTLED_MZ DIRECTLED_MZVAUXLAGNDVAUXRMICMICGNDDCDET4DCDET3THERMALDETBASODETTHERMALDETADGNDTHERMALDETATHERMALDETBASODETDCDET4DCDET3TU_MUTE232O_MI232I_MOPREZ3_MUTEF-B_RLY(MZ)GRNLEDFLRSTFL_CEFL_DATAFL_CLKREDLEDPOWERKEYTRIGGER_2TRIGGER_1RDS_CLK5RDS_DATA5Z1_SW_B5Z1_SW_A5ASPECT_H5LINEA5LINEB5Z2_SW_A5Z2_SW_B5Z1_SW_B5Z1_SW_A5ASPECT_H5LINEA5LINEB5Z2_SW_A5Z2_SW_B5VAUXVAVSCLAVSDASY1_DETCVBS_DETZ1_SW_A5Z1_SW_B5Z2_SW_A5Z2_SW_B5ASPECT_H5LINEB5LINEA5ASPECT_LCOMP_SDETDGNDV+5VSY2_DETTU_MUTERDS_CLK5HDRA_RSTHDRA_MOHI/TU_SDARDS_DATA5HDRA_MIHO/TU_SCLTU_STEREOTU_TUNEDISELAKEY3KEY2KEY1H/PDETDIRECTLED_MZFL_CLKFL_CEREDLEDPOWERKEYH/PRH/PGNDVSELBMICDETFL_DATAGRNLEDFLRSTH/PLVSELAVAUXVVAUXLMICGNDMICAGNDVAUXRISELBSTBY POWERGND POWER + POWER -87654321ABCDEF