Denon AVR-4520CI Service Manual
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Contents
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132CPU CONTROL BLOCK DIAGRAMAVR4520コントロールブロックダイヤグラム.xlsx AVR4520_AControl signal lineAnalog Audio signal lineDigital Audio signal lineAnalog Video signal lineDigital Video signal lineHDMI signal lineRx TxVIDEOPROCESSINGHDMISCALER/GUI/Tx/ENCODER(ADV8003-1)U1401GUIPOWER LED(RED/GREEN)REMOTECONTROL IRRS232C(MITSUBISHI)SPIUARTUARTD/AAUDIO PLDDSP CONTROL / DIGITAL SELECTOR（5M570ZF256C5N) U301SPISPIHDMISIGNAL IN HDMISIGNALOUTHDMIAUDIO SIGNALI2CMAINSystem(R5F56108VNFP)(ROM:2.0M)(RAM:128k)U2001UARTSPIETHERNETDM860AU503POWERSPIUSBx2CECCECHDMISWITCHER(Sil9575)U1001ANALOGSIGNAL IND/AOUTRELAY/TRMUTESPIZONE2 OUTPRE OUTEEPROM(for Backup)(R1EX24256B)I2CH/P INSPIVIDEOCVBS SIGNAL INCVBSSIGNAL OUTARCH/PA/DA/DAK5358BDIRLC89057U103ANALOGSELECTORSWINPUTZONE2/ZONE3VOLUMEP.AMP ASSIGN(R2A15220)x2U3201, U3202KEYTUNER(SILCON)(except NA)3WIRE SPINetworkAudio Out(for Zone2/3)VOLHDMI/MHLBuffer(Sil1292)U802HDMI +5VSELECTOR(TC4051)5V SignalHDMIRECEIVER/DECODER(ADV7850)U1002SELECTORfor TV MODEDDR2512MNANDFLASH 1GH27U1G8F2BTRU504SDRAM256MA3V5630FTPU505NetworkVideoOutVIDEO ENCSAA7121NetworkAudioOut(I2S)NetworkAudioOut(SPDIF)DIGITALSIGNAL INNetworkAudioOut(SPDIF)A/DDACPCM5100NetworkAudio Out(for ZONE2/3)EXT.IN/7.1CH INDDR2512MSPIFLASHNetworkVideoOutVIDEOCOMPONENTSDRAM256MA3V5630FTPU506ComponentSIGNAL OUTTRIGGER OUTSOURCEZONE2VOLUMEHPF/TONE/MONO MIXAnalog VideoSelector(AVDM-2000)U3703ZONE3VOLUMEHPF/TONE/MONO MIXZONE3 OUTSPIHDMISIGNALOUTfor ZONE4SUB System (R5F3650NNFB) (ROM:512k,RAM:47k) U2101ZONE2 CVBSSIGNAL OUTFL DISPLAYSPIHD RADIO(NA Only)UARTMIC INDIGITALOUT for D.LINKJITTERREDUCERPOWERCONTROLI2CAMPPROTECTION/CURRENT DET/SIGNAL DETFANTHERMALDETforFANHigh B RelayEXPANDER TRIGGER OUT x2EXPANDEREXPANDERUSB SELECTEXPANDERx4SP OUTDSP RAM(W9825G6JH‐6)DSP RAM(W9864G6JH‐6)DSP(ADSP21487)x3U101, U201,U301DSP RAM(A3V56S40FTP-G6) x3DSP FLASH(MX29LV160DBTI-70G)x3ZONE2 ComponentSIGNAL OUTENCODERDACPCM1795x7DACPCM1795x7DACPCM1795x7DACPCM1795x7DACPCM1795x7DACPCM1795x7DACPCM1795x7DACPCM1795x7SELECTORHUBI2CSELECTOR(Relay x2)DDR2512MDIRLC89057U104SPIETHERNETPHYLAN8720U706I2CiPodAuthenticationDENON confidential D & M |
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