Denon AVR-2312 Service Manual

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

Contents

149SCHEMATIC DIAGRAMS (26/30)DIGITAL UNIT (12/16)dDIGITAL AUDIO SIGNAL LINECOMPONENT (Y) SIGNAL LINES(Y) VIDEO SIGINAL LINEVIDEO SIGINAL LINE DIGITAL VIDEO SIGINAL LINEHDMI/TMDS SIGNAL LINEADV7844HDMI RX+VIDEO DECSPDIF/DSD0AI2S0/DSD0BI2S1/DSD1AI2S2/DSD1BI2S3/DSD2ALRCK/DSD2BFROM SCPU PARTFROM/TO SCPU PART2A11Y42A21Y32A31Y22A41Y1OE2VCCOE11A12Y41A22Y31A32Y21A42Y1GNDTO AUDIO PLDFROM AUDIO PLDTO HDMI TXTO DIGITAL CONNECT PARTHDMI_INPUT-5(PAGE 30/30)(PAGE 21/30)(PAGE 21/30,30/30)(PAGE 18/30)(PAGE 15/30)FROM DIGITAL POWER(PAGE 16/30)& TO HDMI RXTXENHPD_ACECDDCA_SDADDCA_SCLRXA_5VCEC5VCEC3.3VCEC3.3VDGNDDGNDRXA_C-RXA_C+DGNDRXA_0-RXA_0+DGNDRXA_1-RXA_1+DGNDRXA_2-RXA_2+DGNDFROM AD8195(F-HDMI IN)(PAGE 29/30)FROM/TO ADV3002(PAGE 28/30)FROM SCPUCEC3.3VASQS12U020R2ESD suppressorASQS12U020R2ESD suppressorOPENOPEN(PAGE 18/30)TO SCPU1.D2+2.D2 SHIELD3.D2-4.D1+5.D2 SHIELD6.D1-8.D1 SHIELD7.D0+9.D0-10.CK+11.D1 SHIELD12.CK-13.CEC14.NC15.DDC CLK16.DDC DATA17.GND18.+5V19.HP DETHDMI_INPUT-61.D2+2.D2 SHIELD3.D2-4.D1+5.D2 SHIELD6.D1-8.D1 SHIELD7.D0+9.D0-10.CK+11.D1 SHIELD12.CK-13.CEC14.NC15.DDC CLK16.DDC DATA17.GND18.+5V19.HP DETC124810/6.3C12490.1C12470.1C125015PC125115PR1229390KR12280C1246 0.1C1245 0.1C1244 0.1C1243 0.1C1242 0.1C1241 0.1C1240 0.1C1239 0.01C1238 0.01C1237 0.01C1229 0.1C1228 0.01C1227 0.01C1226 0.01C1224 0.1C1223 0.01C1212 0.1C1211 0.1C1210 0.01C1209 0.01C1208 0.1C1207 0.1C1206 0.01C1205 0.1C1260 0.01C1261 0.01C1262 0.01C1263 0.1C1264 0.01C1265 0.01C1266 0.1C1267 0.1C1268 0.1C1269 0.1C1270 0.1C1271 0.1C1272 0.1C1273 0.1C1275 0.01C1276 0.1C1277 0.01C1278 0.1C1279 0.1C1280 0.01C1281 0.01C1282 0.1C1283 0.1C1284 0.1C1288 0.01C1289 0.1C1290 0.01C1292 0.1C1293 0.1C1294 10/6.3R1255 10R1256 10R12574.7KC12571000pR12261K(1%)R1225 1K(1%)R1253 4.7K1 2 3 45 6 7 8RN138 75X41 2 3 45 6 7 8RN137 75X41 2 3 45 6 7 8RN136 75X41 2 3 45 6 7 8RN135 75X41 2 3 45 6 7 8RN134 75X41 2 3 45 6 7 8RN133 75X41 2 3 45 6 7 8RN132 75X41 2 3 45 6 7 8RN131 75X41 2 3 45 6 7 8RN130 75X412345678RN139 75X4R1275 75R12592.2KR12582.2KA1 GND_01A2VS/FIELDA3 TEST6A4 TEST7A5TVDD_01A6 RXD_2-A7 RXD_1-A8 RXD_0-A9 RXD_C-A10 HEAC_2-A11TVDD_02A12 RXC_2-A13 RXC_1-A14 RXC_0-A15 RXC_C-A16NC_01A17TVDD_03A18 RXB_2-A19 RXB_1-A20 RXB_0-A21 RXB_C-A22 HEAC_1-A23 GND_02B1HS/CSB2FIELD/DEB3 TEST8B4 TEST9B5TVDD_04B6 RXD_2+B7 RXD_1+B8 RXD_0+B9 RXD_C+B10 HEAC_2+B11TVDD_05B12 RXC_2+B13 RXC_1+B14 RXC_0+B15 RXC_C+B16NC_02B17TVDD_06B18 RXB_2+B19 RXB_1+B20 RXB_0+B21 RXB_C+B22 HEAC_1+B23 GND_03C1P0 C2P1C3 TEST10C4 TEST11C5TVDD_07C6 PWRDN1C7 TEST14C8 HPA_DC9 RXD_5VC10 RXC_5VC11TVDD_08C12 GND_04C13 GND_05C14 GND_06C15 GND_07C16 GND_08C17 GND_09C18TVDD_09 C19TVDD_10 C20TVDD_11 C21TVDD_12 C22TVDD_13 C23TVDD_14D1P2 D2P3D3 TEST12D4 TEST13D5TVDD_15D6SYNC_OUTD7 CECD8 HPA_CD9 RXB_5VD10 HPA_BD11TVDD_16D12 RXA_5VD13 HPA_AD14 DDCD_SDAD15 DDCD_SCLD16 DDCC_SDAD17 DDCC_SCLD18 RTERMD19 DDCB_SDAD20 DDCB_SCLD21TVDD_17D22 RXA_2+D23 RXA_2-E1DVDDIO_01 E2DVDDIO_02E3 GND_10E4 GND_11E20 DDCA_SDAE21CVDD_01E22 RXA_1+E23 RXA_1-F1P5F2P4F3EP_MISOF4EP_MOSIF20 DDCA_SCLF21CVDD_02F22 RXA_0+F23 RXA_0-G1P7G2P6G3EP_CSG4EP_SCKG7 GND_12G8 GND_13G9 GND_14G10 GND_15G11TEST1G12TEST2G13 GND_16G14 GND_17 G15CVDD_03 G16CVDD_04 G17CVDD_05G20 VGA_SCLG21CVDD_06G22 RXA_C+G23 RXA_C-H1P9H2P8H3 TTX_SDAH4 TTX_SCLH7 GND_18H8 GND_19H9 GND_20H10 GND_21H11 GND_22H12 GND_23H13 GND_24H14 GND_25H15CVDD_07 H16CVDD_08 H17CVDD_09H20 VGA_SDAH21CVDD_10H22NC_03H23NC_04J1P11J2P10J3MCLKJ4AP0J7 GND_26J8 GND_27J9 GND_28J10 GND_29J11 GND_30J12 GND_31J13 GND_32J14 GND_33J15 GND_34J16 GND_35J17 GND_36J20PVDD_02J21TEST3J22 GND_37J23 GND_38K1P13K2P12K3AP5K4SCLKK7VDD_01K8 GND_40K9 GND_41K10 GND_42K11 GND_43K12 GND_44K13 GND_45K14 GND_46K15 GND_47K16 GND_48K17 GND_49K20PVDD_01K21 GND_50K22 XTALNK23 XTALPL1DVDDIO_03 L2DVDDIO_04L3 GND_51L4 GND_52 L7VDD_02L8 GND_54L9 GND_55L10 GND_56L11 GND_57L12 GND_58L13 GND_59L14 GND_60L15 GND_61L16 GND_62L17 GND_63L20 GND_64L21 GND_65L22 GND_66L23 GND_67M1P15M2P14M3AP4M4AP3M7VDD_03M8 GND_68M9 GND_69M10 GND_70M11 GND_71M12 GND_72M13 GND_73M14 GND_74M15 GND_75M16 GND_76M17 GND_77M20 GND_78M21 GND_79M22 REFNM23 REFPN1P17N2P16N3AP2N4AP1N7VDD_04N8 GND_80N9 GND_81N10 GND_82N11 GND_83N12 GND_84N13 GND_85N14 GND_86N15 GND_87N16 GND_88N17 GND_89N20AVDD_01 N21AVDD_02 N22AVDD_03 N23AVDD_04P1P18 P2P19P3 SCLP4 SDAP7VDD_05P8 GND_90P9 GND_91P10 GND_92P11 GND_93P12 GND_94P13 GND_95P14 GND_96P15 GND_97P16 GND_98P17 GND_99P20AVDD_05 P21AVDD_06P22 AIN11P23 AIN12R1P20 R2P21R3TEST4R4INT1R7VDD_06R8 GND_100R9 GND_101R10 GND_102R11 GND_103R12 GND_104R13 GND_105R14 GND_106R15 GND_107R16 GND_108R17 GND_109R20 HS_IN2/TRI7R21 VS_IN2/TRI8R22 SYNC4R23 AIN10T1P22 T2P23T3TEST5T4INT2T7VDD_07T8 GND_110T9 GND_111T10 GND_112T11 GND_113T12 GND_114T13 GND_115T14 GND_116T15 GND_117T16 GND_118T17 GND_119T20 GND_120T21 GND_121T22 GND_122T23 GND_123U1DVDDIO_05 U2DVDDIO_06 U3DVDDIO_07 U4DVDDIO_08U7VDD_08 U8VDD_09 U9VDD_10 U10VDD_11 U11VDD_12 U12VDD_13 U13VDD_14 U14VDD_15U15 GND_124U16 GND_125U17 GND_126U20 TRI4U21 TRI3U22 AIN9U23 AIN8V1LLCV2P24V3 RESETV4 AVLINKV20 TRI1V21 TRI2V22 SYNC3V23 AIN7W1P25 W2P26W3NC_05W4 SPDIF_INW20AVDD_07 W21AVDD_08 W22AVDD_09 W23AVDD_10Y1P27 Y2P28Y3 GND_127Y4 GND_128Y5 GND_129Y6VDD_SDRAM_01Y7SDRAM_A11Y8SDRAM_A6Y9SDRAM_A2Y10SDRAM_CSY11SDRAM_LDQSY12 GND_130Y13SDRAM_DQ6Y14SDRAM_DQ2Y15SDRAM_DQ15Y16SDRAM_DQ11Y17SDRAM_CKEY18VDD_SDRAM_02Y19 GND_131Y20 AOUTY21NC_06Y22 AIN5Y23 AIN6AA1P29 AA2P30AA3GND_132 AA4GND_133 AA5GND_134AA6VDD_SDRAM_03AA7SDRAM_A9AA8SDRAM_A5AA9SDRAM_A1AA10SDRAM_RASAA11SDRAM_DQ7AA12GND_136AA13SDRAM_DQ5AA14SDRAM_DQ1AA15SDRAM_DQ12AA16SDRAM_DQ8AA17SDRAM_CKAA18VDD_SDRAM_04AA19GND_135AA20NC_07AA21NC_08AA22 SYNC2AA23 AIN4AB1P31 AB2P32AB3P34AB4NC_09AB5GND_137AB6DVDDIO_09AB7SDRAM_A8AB8SDRAM_A4AB9SDRAM_A0AB10SDRAM_BA1AB11SDRAM_CASAB12VDD_SDRAM_05AB13SDRAM_DQ4AB14SDRAM_DQ0AB15SDRAM_DQ13AB16SDRAM_DQ9AB17SDRAM_CKAB18VDD_SDRAM_06AB19GND_138AB20 SYNC1AB21 HS_IN1/TRI5AB22 VS_IN1/TRI6AB23GND_139 AC1GND_140AC2P33AC3P35AC4NC_10AC5GND_141AC6DVDDIO_10AC7SDRAM_A7AC8SDRAM_A3AC9SDRAM_A10AC10SDRAM_BA0AC11SDRAM_WEAC12VDD_SDRAM_07AC13SDRAM_DQ3AC14SDRAM_VREFAC15SDRAM_DQ14AC16SDRAM_DQ10AC17SDRAM_UDQSAC18VDD_SDRAM_08AC19GND_142AC20 AIN1AC21 AIN2AC22 AIN3AC23GND_143IC121C1220 0.1C1219 0.1C1218 0.01C1217 0.1C1216 0.01C1215 0.1C1214 0.1C1213 0.01C1221 0.1C1233 0.1C1232 0.01C1231 0.1C1230 0.1C1235 0.1C1234 0.1C1286 0.1C1287 0.01R1252 10R1251 10KC1253 0.1C1255 0.1C1254 0.1R1243 51R1245 51R1244 51C1252 1000PR1230 24R1241 24R1240 24R1246 51C1256 0.1R1242 24L1204HCB1608KF-600T30L1203HCB1608KF-600T30L1202HCB1608KF-600T30L1201HCB1608KF-600T30 L1205HCB1608KF-600T30L1206HCB1608KF-600T30L1207HCB1608KF-600T30C1236 10/6.3C1274 10/6.3C1225 10/6.3 C1222 10/6.3 C1204 10/6.3C1259 0.01C1285 10/6.3C1291 0.1R1247 openR1248 0R1249 openR1250 openC12020.1R121022K R1211 0R1212 47KR12091KQ1204RT1N241CQ1203RT1P141CC12010.1R120222K R1203 0R1204 47KR12011KQ1202RT1N241CQ1201RT1P141CR1207 openR1208 47KR1205 0R1206 0R1213 0R1214 0R1215openR121647KR1268 33R1267 33R1266 33R1265 33131420 19 18 17 16 15 12 1110987654321IC122SN74LVC244APWRC13100.1R126133R126233R126333R1264338 7 6 54 3 2 1RN141 33X4C1308 0.1R1286 24C1309 0.1R1287 24R1288 51R1289 51C1297 openC1295 openC1296 open123456789101112131415171618192223 2120CN12110022H-23CCJP23GA193ZYC1313OPENC1314OPENR1306 4.7KR1307 4.7K231OUTGNDINIC123openD1211D1212D1213D1214D1215D1216D1217D1218D1219D1220D1201D1202D1203D1204D1205D1206D1207D1208D1209D1210Q1205RT1N441CX120128.636MR12694.7KR12704.7KR12714.7KC1319 0.1C1318 0.1C1317 0.1R12724.7KR1260 10R152110KR152201 2 3 45 6 7 8 RN1424.7Kx41 2 3 45 6 7 8 RN1434.7Kx4C1301openC1302openTP11TP12TP13C1320 0.01C1321 0.01C1322 0.01C1323 0.01C1324 0.01C1325 0.01C1326 0.01C1328 0.01C1329 0.01C1330 0.01C1331 0.01C1332 0.01C1333 0.01C1334 0.01R1254 4.7K12345678RN1444.7Kx412345678RN1454.7Kx487654321RN140 33X4T231T232T233T234T235T236T237T238T239T240T241T242T243T244T245T246T247T248T249T250T251T252T253C1298 openR12730412 53687101191214131617151819JK121CJJ9H014ZAD3PBI19G0412 53687101191214131617151819JK122CJJ9H014ZAD3PBI19G0C13031000PC13041000PC13051000PC13061000PC13071000PR12270C13111000PC13121000PC13151000PC13161000PHDMI_SDAADV7844_INT1HD_P35HD_P34HD_P33HD_P32HD_P31HD_P30HD_P29HD_P28HD_P27HD_P26HD_P23HD_P22HD_P21HD_P20HD_P19HD_P18HD_P17HD_P16HD_P15HD_P14HD_P11HD_P10HD_P9HD_P8HD_P7HD_P6HD_P5HD_P4HD_P3HD_P2HD_DEHD_HSYNCHD_VSYNCHD_P25HD_P24HD_P13HD_P12HD_P1HD_P0HD_PCLKRX_DATAP0P1P2P3P4P5P6P7P8P9P10P11P12P13P14P15P16P17P18P19P20P21P22P23P24P25P26P27P28P29P30P31P32P33P34P35LLCHS/CSVS/FIELDFIELD/DEFIELD/DEVS/FIELDHS/CSLLCP35P34P33P32P31P30P29P28P27P26P25P24P23P22P21P20P19P18P17P16P15P14P13P12P11P10P9P8P7P6P5P4P3P2P1P0RX_AUDIORXMCKRX64FSRXSPDIFRXFSRXI2S0RXI2S1RXI2S2RXI2S3RXMCKRXSPDIFRXFSRX64FSRXI2S0RXI2S2RXI2S3RXI2S1RXMCKRX64FSRXFSRXI2S0RXI2S1RXI2S2RXI2S3RXSPDIFTX_AUDIOTX64FSTXFSTXSPDIFTXMCKTXI2S1TXI2S3TXI2S2TXI2S0TXMCKTX64FSTXFSTXI2S0TXI2S1TXI2S2TXI2S3TXSPDIFRXMCKRX64FSRXFSRXI2S0RXI2S1RXI2S2RXI2S3RXSPDIFTXMCKTX64FSTXFSTXI2S0TXI2S1TXI2S2TXI2S3TXSPDIFADV7844_INT2ADV7844_INT2 ADV7844_INT2HDMI_A_SELHDMI_INRXA_0+RXA_0-RXA_1+RXA_1-RXA_2+RXA_2-RXA_C+RXA_C-DDCA_SCLDDCA_SDARXB_0+RXB_0-RXB_1+RXB_1-RXB_2+RXB_2-RXB_C+RXB_C-DDCB_SCLDDCB_SDARXC_0+RXC_0-RXC_1+RXC_1-RXC_2+RXC_2-RXC_C+RXC_C-DDCC_SCLDDCC_SDARXD_0+RXD_0-RXD_1+RXD_1-RXD_2+RXD_2-RXD_C+RXD_C-DDCD_SCLDDCD_SDARXA_5VRXB_5VRXC_5VRXD_5VHPD_AHPD_DANALOG_VIDEODGNDDEC_Y_INDEC_PB_INDEC_PR_INCEC3.3VCEC1.8VDGNDDEC_Y_INDEC_PB_INDEC_PR_INDEC_SY_INDEC_SC_INDEC_CVBS_INCEC_COMRXB_2+RXB_2-RXB_1+RXB_1-RXB_0+RXB_0-RXB_C+RXB_C-DDCB_SCLDDCB_SDARXB_5VTXENHPD_ADDCA_SDADDCA_SCLRXA_5VRXA_C-RXA_C+RXA_0-RXA_0+RXA_1-RXA_1+RXA_2-RXA_2+RXB_5VDDCB_SDADDCB_SCLRXB_C-RXB_C+RXB_0-RXB_0+RXB_1-RXB_1+RXB_2-RXB_2+HPD_CHPD_CRXC_5VDDCC_SDADDCC_SCLRXC_C-RXC_C+RXC_0-RXC_0+RXC_1-RXC_1+RXC_2-RXC_2+CEC_COMDGNDCEC_COMADV7844_INT2HDMI_SCLCEC5VRXD_2+RXD_2-RXD_1+RXD_1-RXD_0+RXD_0-RXD_C+RXD_C-DDCD_SCLDDCD_SDAHPD_DRXD_5VDEC_CVBS_INDEC_SC_INDEC_SY_INDEC_PR_INDEC_PB_INDEC_Y_INDEC_SY_INDEC_SC_INDEC_CVBS_INADV7844_RESETDGNDSFLSFL HD_SFLHPD5VHPD5VCEC_COMSTBY POWERGND POWER + POWER -87654321ABCDEF