Arcam-DV137-dvd-sch(2)维修电路原理图.pdf

ISSUEDRAWING NO.DRAWING TITLEDATEFilename:ECO No.DESCRIPTION OF CHANGEL988C01 Top Level.SchDV137 Top LevelContact Engineer:L988CT12-Jun-2006INITIALSPrinted:113SheetofNotes:Contact Tel:A & R Cambridge Ltd.Pembroke AvenueCambridge CB5 9QRWaterbeachARCAMA2RFRFARFBRFCADC_HRFDSPDL_SENSE-RFESPDL_SENSE+RFFVCCD_MDDVD_MDCD_LDDVD_LDCD*_DVDTRACK_SSLED_SSPINDLE_SFOCUS_SDRVSB*OPENCLOSEIN_SWOUT_SWHOME_SWSCART_BLUESCART_REDSCART_GREENCOMPOSITETMDS_D2+TMDS_D2-TMDS_D1+TMDS_D1-TMDS_D0+TMDS_D0-TMDS_CK+TMDS_CK-HDMI_DETDDC_SDADDC_SCLMCLK_VADDISABCLKALRCLKPCM/DSD0PCM/DSD1PCM/DSD2PCM/DSD3SPDIFFPDINFPSEL_SWFPCLKFPSEL_VFDFPDOUTIRRCVRESET*CLK27M_VADDISMDMCML_8740_0ML_8740_1ML_8740_2ML_8740_3595_LATCHHDMI_INT*595_DATA595_CLKCOMPOSITE_BTRIGGER_IN*MUTE*SDASCLDSD4DSD5SERIAL_RXSERIAL_TXL988C02 Vaddis 8L988C02 Vaddis 8.SchDVD_LDDRVSB*CD_LDCD*_DVDCD_MDDVD_MDRFEVCRFFRFBRFARFRFDRFCFOCUS_SSLED_STRACK_SSPINDLE_SHOME_SWSPDL_SENSE+SPDL_SENSE-ADC_HOPENCLOSEOUT_SWIN_SWL988C03 Front EndL988C03 Front End.SchCLK27M_VADDISMCLK_VADDISMCLK_DAC0MCLK_DAC1MCLK_DAC2ABCLKALRCLKABCLK_DAC0ABCLK_DAC1ALRCLK/DSD0ALRCLK/DSD2ALRCLK/DSD4PSUCLKABCLK_DAC2PCM/DSD0PCM/DSD1ABCLK_DAC3PCM/DSD2PCM_DAC1/DSD1MCLK_DAC3ALRCLK_DAC3PCM_DAC0PCM_DAC2PCM/DSD3PCM_DAC3/DSD3HDMI_INT*SDASCLDSD5_DAC3DSD4DSD5595_DATA595_CLK595_LATCHGAIN_SCALING16/9ENABLE_AVSPDIF_HDMISERIAL_RXSERIAL_TXL988C04 Clocks & BuffersL988C04 Clocks & Buffers.SchALRCLK_DAC3PCM_DAC3/DSD3ABCLK_DAC3MCLK_DAC3MDMCML_8740_3RESET*GAIN_SCALINGMUTE*AC_PRES*SCART_LEFTSCART_RIGHTALRCLK/DSD0PCM_DAC0ABCLK_DAC0MCLK_DAC0ML_8740_0PCM_DAC1/DSD1L988C05 DAC L & RL988C05 DAC L & R.SchALRCLK/DSD2PCM_DAC1/DSD1ABCLK_DAC1MCLK_DAC1MDMCML_8740_1RESET*ALRCLK/DSD4PCM_DAC2ABCLK_DAC2MCLK_DAC2ML_8740_2PCM_DAC3/DSD3DSD5_DAC3L988C06 DAC LS RS C SUBL988C06 DAC LS RS C SUB.SchTMDS_D2+TMDS_D2-TMDS_D1+TMDS_D1-TMDS_D0+TMDS_D0-TMDS_CK+TMDS_CK-DDC_SCLDDC_SDAHDMI_DETSCART_LEFTSCART_RIGHTENABLE_AV16/9COMPOSITE_BCOMPOSITESCART_REDSCART_GREENSCART_BLUEREM_BUSPTRIGGER_IN*REM_BUSNL988C07 HDMI 1 SCART RemoteL988C07 HDMI 1 SCART Remote.SchPSUCLKAC_PRES*L988C08 PowerL988C08 Power.SchCOMPOSITE_BAVIDB0.7VIDCLK_ENCVIDCLK_SCALERHSYNC_861B*VSYNC_861B*ENC_RESET*HDMI_RESET*SDA_ASCL_ASERIAL_RX_ASERIAL_TX_ASCALER_RESET*SYSCLKHSYNC_ENC*L988C09 Buffer & PLDL988C09 Buffer & PLD.SchVIDB0.7HSYNC_ENC*VSYNC_861B*VIDCLK_ENCSDA_ASCL_AENC_RESET*COMPOSITE_BAL988C10 Video EncoderL988C10 Video Encoder.SchHDMI_RESET*SCL_ASDA_AVSYNC_HDMI*RED0.7HSYNC_HDMI*VIDCLK_HDMISERIAL_RX_ASERIAL_TX_AGREEN0.7BLUE0.7DE_HDMIL988C11 HDMI 2L988C11 HDMI 2.SchFRONT ENDSHEET 3VADDIS 8SHEET 2RFRFARFBRFCRFDRFERFFADC_HSPDL_SENSE-SPDL_SENSE+CD_MDDVD_MDCD_LDDVD_LDVCCD*_DVDTRACK_SSLED_SSPINDLE_SFOCUS_SOPENCLOSEIN_SWOUT_SWHOME_SWDRVSB*PCM/DSD0PCM/DSD1PCM/DSD2PCM/DSD3ABCLKALRCLKSPDIFCLK27M_VADDISMCLK_VADDISFPDINFPDOUTFPCLKFPSEL_VFDFPSEL_SWIRRCVHDMI_INT*ENABLE_AV16/9SCART_REDSCART_GREENSCART_BLUECOMPOSITECOMPOSITE_BTRIGGER_IN*TMDS_D2+TMDS_D2-TMDS_D1+TMDS_D1-TMDS_D0+TMDS_D0-TMDS_CK+TMDS_CK-DDC_SDADDS_SCLHDMI_DETCLOCKSBUFFERSSHEET 4HDMI 1 O/PSCARTREMOTE INSHEET 7REM_BUSPGAIN_SCALINGRESET*MDMCML_8740_0ML_8740_3MUTE*PCM_DAC0PCM_DAC3/DSD3ABCLK_DAC0ABCLK_DAC3ALRCLK/DSD0ALRCLK_DAC3MCLK_DAC0MCLK_DAC3DACL,R,Lt,RtSHEET 5DACLS,RS,C,SUBSHEET 6ML_8740_1ML_8740_2RESET*MDMCPOWERSHEET 8PSU_CLKAC_PRES*PCM_DAC1/DSD1PCM_DAC2ABCLK_DAC1ABCLK_DAC2ALRCLK/DSD2ALRCLK/DSD4MCLK_DAC1MCLK_DAC2SCART_LEFTSCART_RIGHTVIDB0.7VIDB0.7COMPOSITE_BASDA_ASCL_AENC_RESET*VIDCLK_ENCDIG VIDEO BUFFERCPLDRS232SHEET 9HSYNC_861B*VSYNC_861B*VIDCLK_SCALERHDMI_RESET*SDA_ASCL_ASNAP-OFF VIDEO SECTIONVIDEO ENCODERSHEET 10HDMI O/P 2SHEET 11REM_BUSNITEM1001Blank PCB DV137 Main BoardL988PB05_E242PG08/12/05Production Release1.0SPDIFFPDINFPSEL_SWFPCLKFPSEL_VFDFPDOUTREM_BUSPIRRCVREM_BUSNSPDIF_HDMIL988C12 SPDIF & Front panel interfaceL988C12 SPDIF & Front panel interface.SchSDASCLSPDIFFRONT PANEL I/FSHEET 12DSD5_DAC3DSD4DSD5595_DATA595_CLK595_LATCHSPDIF_HDMISERIAL_RXSERIAL_TXSERIAL_RX_ASERIAL_TX_AVIDB0.7HSYNC_861B*VSYNC_861B*VIDCLK_SCALERSYSCLKSCALER_RESET*SDA_ASCL_ARED0.7GREEN0.7BLUE0.7HSYNC_HDMI*VSYNC_HDMI*DE_HDMIVIDCLK_HDMIScalerL988C13 Scaler.schSYSCLKSCALER_RESET*SDA_ASCL_ARED0.7GREEN0.7BLUE0.7HSYNC_HDMI*VSYNC_HDMI*DE_HDMIVIDCLK_HDMISCALERSHEET 13HSYNC_ENC*06_E029PG15/03/06Issue 2 PCB (changes only affect DV139)2.006_E036PG20/03/06Add thermal attach pads to IC2003.006_E093MJT12/06/06None to this sheet. Add heatsink to top of Vaddis3.1Mark Tweedalemarktarcam.co.uk01223 203210 (direct)01223 203200 (switch)RadioFans.CN 收音机爱 好者资料库ISSUEDRAWING NO.DRAWING TITLEDATEFilename:ECO No.DESCRIPTION OF CHANGEL988C02 Vaddis 8.SchDV137 Vaddis 8Contact Engineer:L988CT12-Jun-2006INITIALSPrinted:213SheetofNotes:Contact Tel:A & R Cambridge Ltd.Pembroke AvenueCambridge CB5 9QRWaterbeachARCAMA2DVDLD215GNDAFER216GNDADC217VDDC218GPCIO32219GNDC220ICGPCIO4221ICGPCIO5222VPPD223GPCIO11224GNDP225ICGPCIO6226ICGPCIO7227VDD-IP228GPCIO4229GPCIO15230PWMCO2231PWMCO3/GPCIO44232GNDPWMS233PWMCO4234VDDPWMS235PWMCO5/GPCIO46236PWMCO6237PWMCO0238DUPRD0239DUPTD0240DUPRD1241DUPTD1242GPCIO39243GPCIO40244VDDP245GPCIO42246GPCIO33247GPCIO34248GPCIO13249GPCIO48250GPCIO49251GPCIO50252GPCIO51253GPCIO47254AOUT0129SPDIFIN0/GPCIO65130ALRCLK131ABCLK132GNDP-A2133AMCLK134VDDP-A2135AIN0/GPCIO23136VSYNC*137HSYNC*138GNDP139VCLKX2140VDDP141VID7142VID6143VID5144VID4145GNDC146VDDC147VID3148VID2149VID1150VID0151GPCIO31152AOUT5/GPCIO10153VDDP154GNDP155GNDA156RESET*157VDDA158XO159GCLKP160AHVDD161AHGND162AGNDP163HDTXC-164HDTXC+165AVDDP166HDTXD0-167HDTXD0+168VDDUSB65GPCIO521USBDP66AOUT4/GPCIO532USBDN67GPCIO543GNDUSB68GPCIO554RAMADD469GPCIO565RAMADD370GPCIO576RAMADD571GPCIO587RAMADD272GPCIO598RAMADD673GPCIO609VDDP74GPCIO1710RAMADD175MEMCS1*11RAMADD776VDDP12RAMADD077MEMAD1513GNDP78MEMAD1614RAMADD879MEMAD1415VDDC80MEMAD1316RAMADD1081MEMAD1217GNDC82MEMDA1518RAMADD983MEMAD1119VDDP84MEMDA720RAMADD1185GNDP21RAMBA186MEMAD1022RAMBA087MEMDA1423GNDP88MEMAD924RAMCS1*89MEMDA625RAMRAS*90MEMAD826RAMCAS*91MEMDA1327VDDP92MEMDA528RAMWE*93MEMAD2029RAMDQM94VDDP30GNDPCLK95MEMDA1231PCLK96MEMWR*32VDDPCLK97MEMDA433RAMDAT898VDDC34GNDP99MEMDA1135RAMDAT7100MEMDA336RAMDAT9101MEMAD1937RAMDAT6102GNDC38VDDP103MEMDA1039RAMDAT10104MEMAD1840GNDP41MEMDA242MEMAD1743MEMDA944MEMAD745MEMDA146MEMAD647MEMDA848MEMAD549VDDP50MEMDA051MEMAD452MEMRD*53MEMAD354MEMAD255MEMCS0*56MEMAD157MEMAD058GNDP59VDD-IP60VDDP61GPCIO6162GPCIO6263RAMCKE64RAMDAT5105RAMDAT11106GNDP107RAMDAT4108VDDC109RAMDAT12110GNDC111RAMDAT3112VDDP113RAMDAT13114RAMDAT2115RAMDAT14116GNDP117RAMDAT1118RAMDAT15119RAMDAT0120VDDP121GPCIO20/AIN4122GNDP123AOUT3124SPDIFIN1/GPCIO70125SPDIFOUT126AOUT2127AOUT1128AGNDP169HDTXD1-170HDTXD1+171AVDDP172HDTXD2-173HDTXD2+174AGNDP175HDCSET176AGNDC177AVDDT18178GNDDAC179GNDDAC180DAC6_CVBS181VDDDAC182DAC5_C183DAC4_Y/G184VDDDAC185DAC3_Y186DAC2_V/R187VDDDAC188DAC1_U/B189RSET190GNDDAC191GNDDACBS2192GPCIO16255GNDP256RFINP193RFINN194ADCING195ACDINA196VDDAFE197ADCINB198VDDSAFE199VDDAFE200ADCINC201ADCINH202ADCIND203ADCINJ204GNDADC205ADCINE206ADCINK207ADCINF208OPUREF209BGCAP210RESLOAD211CD_MD212DVDMD213CDLD214THERMAL PADS0IC200ZR36888-HLCGSLQFP256DGND+3V3D+1V8DDQ02VDDQ3DQ14DQ25DQ37DQ48VDDQ9DQ510DQ611DQ713VDD27LDQM15WE*16CAS*17RAS*18CS*19BA020BA121A1022A023A124A225VDD14VDDQ43VSS54VDDQ49VDD1VSS28VSSQ52VSSQ46VSS41A326A429A530A631A732A833A934CKE37CLK38UDQM39DQ842DQ944DQ1045VSSQ12DQ1147DQ1248DQ1350DQ1451VSSQ6DQ1553A1135IC204IC42S16800-6T(G)TSOP-2 54+3V3DDGNDRAMCKERAMADD4RAMADD3RAMADD5RAMADD2RAMADD6RAMADD1RAMADD7RAMADD0RAMADD8RAMADD10RAMADD9RAMADD11RAMBA1RAMBA0RAMCS*RAMRAS*RAMCAS*RAMWE*RAMDQMR23622RPCLKRAMDAT8RAMDAT7RAMDAT9RAMDAT6RAMDAT10RAMDAT5RAMDAT11RAMDAT4RAMDAT12RAMDAT3RAMDAT13RAMDAT2RAMDAT14RAMDAT1RAMDAT15RAMDAT0RAMCKEPCLKRAMWE*RAMCAS*RAMRAS*RAMCS*RAMBA0RAMBA1SDRAMRAMADD11RAMADD10RAMADD9RAMADD8RAMADD7RAMADD6RAMADD5RAMADD4RAMADD3RAMADD2RAMADD1RAMADD0RAMDQMRAMDAT0RAMDAT1RAMDAT2RAMDAT3RAMDAT4RAMDAT5RAMDAT6RAMDAT7RAMDAT8RAMDAT9RAMDAT10RAMDAT11RAMDAT12RAMDAT13RAMDAT14RAMDAT15VADDIS 8P245P246P247P248P249P250P251P252P253P254P255P256P257P258P259P260P261P262P263P264P265P281P280P279P278P277P276P275P274P273P272P271P266P267P268P269P270+3V3DDGNDFLASHMEMCS1*MEMADD15MEMADD16MEMADD14MEMADD13MEMADD12MEMDAT15MEMADD11MEMDAT7MEMADD10MEMDAT14MEMADD9MEMDAT6MEMADD8MEMDAT13MEMDAT5MEMADD20MEMDAT12MEMWR*MEMDAT4MEMDAT11MEMDAT3MEMADD19MEMDAT10MEMADD18MEMDAT2MEMADD17MEMDAT9MEMADD7MEMDAT1MEMADD6MEMDAT8MEMADD5MEMDAT0MEMADD4MEMRD*MEMADD3MEMADD2MEMCS0*MEMADD1MEMADD0+3V3DDGNDR2054K70603R2031K00603TR200MMUN2111LT1SOT-2312SW200SDTA-620-NDGNDPROGRAM SWITCHMEMADD012CON20112CON20012CON202MEMCS0*FLASHCS*R2000R00603Normal/programSRAMCS*Debug modeMEMCS1*debug modeDGNDR2064K70603R2041K00603MEMADD112CON203+3V3Ddebug modeR2010R0R2020R0NFMEMDAT0MEMDAT1MEMDAT2MEMDAT3MEMDAT4MEMDAT5MEMDAT6MEMDAT7MEMDAT8MEMDAT9MEMDAT10MEMDAT11MEMDAT12MEMDAT13MEMDAT14MEMDAT15MEMADD0MEMADD1MEMADD2MEMADD3MEMADD4MEMADD5MEMADD6MEMADD7MEMADD8MEMADD9MEMADD10MEMADD11MEMADD12MEMADD13MEMADD14MEMADD15MEMADD16MEMADD17MEMADD18MEMADD19IntelSSTMEMADD20PRESET*MEMWR*+3V3DFLASHCS*MEMRD*135791113151719212325272931333537394124681012141618202224262830323436384042CON204+3V3DDGNDDGNDMEMADD19MEMRD*MEMDAT8MEMDAT9DEBUG SRAM I/FMEMDAT10MEMDAT11MEMDAT12MEMDAT13MEMDAT14MEMDAT15MEMADD1MEMADD3MEMADD5MEMADD7MEMADD18MEMWR*MEMADD12MEMADD10MEMADD14MEMADD0SRAMCS*MEMDAT0MEMDAT1MEMDAT2MEMDAT3MEMDAT4MEMDAT5MEMDAT6MEMDAT7MEMADD16MEMADD2MEMADD4MEMADD6MEMADD17MEMADD9MEMADD8MEMADD11MEMADD15MEMADD13DEBUG CONFIGBOOT SELECT+3V3DDGNDC214100N16V0603C216100N16V0603C218100N16V0603C220100N16V0603C222100N16V0603C224100N16V0603C226100N16V0603C228100N16V0603C230100N16V0603C232100N16V0603C234100N16V0603C236100N16V0603C237100N16V0603C239100N16V0603C240100N16V0603C241100N16V0603VADDIS DECOUPLING+1V8DDGNDC213100N16V0603C215100N16V0603C217100N16V0603C219100N16V0603C221100N16V0603C225100N16V0603C227100N16V0603C229100N16V0603C231100N16V0603C233100N16V0603C235100N16V0603+3V3DDGNDVADDIS DECOUPLINGSDRAM DECOUPLINGC209100N16V0603DGNDL200600R100MHz+1V8DC242100N16V0603+1V8_PLLDGND+1V8_PLLL202600R100MHzC243100N16V0603+1V8_HDPLLDGND+1V8_HDPLLL205600R100MHzC247100N16V0603+3V3_HDDGND+3V3_HDL203600R100MHzC244100N16V0603+1V8_HDDGND+1V8_HDC210100N16V0603C211100N16V0603+3V3_VDACDGNDL201600R100MHz+3V3DC245100N16V0603+3V3_AFEDGND+3V3_AFEL204600R100MHzC246100N16V0603+3V3_PWMDGND+3V3_PWMC2051N050V0603C2061N050V0603RFC2011N00603C2001N00603DGNDRFARFBRFCADC_HRFDSPDL_SENSE-RFESPDL_SENSE+RFFVCC208100N0603R209100K0603+3V3_AFEDGNDR20820K0603CD_MDDVD_MDCD_LDDVD_LDCD*_DVDCD*_DVDCD*_DVDDVD_LDDVD_LDCD_LDCD_LDDVD_MDDVD_MDCD_MDCD_MDVCVCRFFRFFSPDL_SENSE+SPDL_SENSE+RFERFESPDL_SENSE-SPDL_SENSE-RFDRFDADC_HADC_HRFCRFCRFBRFBRFARFARFRFTRACK_PWMSPINDLE_PWMSLED_PWMFOCUS_PWMR21027K0603TRACK_PWMR21218K0603SLED_PWMR21315K0603SPINDLE_PWMR21127K0603FOCUS_PWMC2021N00603C2031N00603NFC25827N0603C2041N00603TRACK_SSLED_SSPINDLE_SFOCUS_SDGNDTRACK_SSLED_SSPINDLE_SFOCUS_SDRVSB*DRVSB*DRVSB*OPENOPENOPENCLOSECLOSECLOSEIN_SWIN_SWIN_SWOUT_SWOUT_SWOUT_SWHOME_SWHOME_SWHOME_SWC24833P0603C24933P0603C25033P0603C25133P0603C25233P0603C25333P0603C25433P0603C25533P0603C25633P0603C25733P0603DGNDPRESET*+3V3DDGNDRESETP212P213P214P211P200P205P202P203P204P206P207P208P209P287C259100UF10VYXFPort 0 download1234CON205AMPCTDOWNLOAD_RXDOWNLOAD_TXDGND+5VDR20710K 0603Port 1 debug & remote controlSCART_BLUESCART_REDSCART_GREENCOMPOSITER216390R0603R21775R0603R21875R0603R21975R0603R22075R0603DGND18RP200A33R27RP200B33R63RP200C33R54RP200D33R18RP201A33R27RP201B33R63RP201C33R54RP201D33RR22633RR22733RR22833RP215P216P217P218P219P220P221P222P223P224P225DGNDVID0VID1VID2VID3VID4VID5VID6VID7VID_CLKHSYNC*VSYNC*To video boardR221430R 0603DGNDP210TMDS_D2+TMDS_D2+TMDS_D2-TMDS_D2-TMDS_D1+TMDS_D1-TMDS_D0+TMDS_D0-TMDS_CK+TMDS_CK-TMDS_D1+TMDS_D1-TMDS_D0+TMDS_D0-TMDS_CK+TMDS_CK-HDMI_DETHDMI_DETHDMIDDC_SDADDC_SCL+3V3DMCLK_VADDISR22933RR23033RR23133RP227P228P229ABCLKMCLK_VADDISABCLKALRCLKALRCLKPCM/DSD0R23233RPCM/DSD1R23333RR23533RPCM/DSD2PCM/DSD3P283P284P286R23433RSPDIFP285DIGITAL AUDIOFPCLKFPDOUTFPSEL_VFDFPSEL_SWFPDINFPDINFPSEL_SWFPCLKFPSEL_VFDFPDOUTFront panelIRRCVA01A12A23SDA5SCL6WP7IC203A24LC08BT/SNSO-8R2252K20603R2242K20603+3V3DDGNDDGNDNFGND4VCC8IC203B24LC08BT/SNSO-8C238100N16V0603+3V3DDGNDRESET*CLK27M_VADDISMDMCML_8740_0ML_8740_1ML_8740_2ML_8740_3595_DATAHDMI_INT*595_CLK595_LATCHCOMPOSITE_BTRIGGER_IN*MUTE*1234CON206AMP CTR21415K0603R21515K0603DGNDDGND+5VDNFUSBUSBDPUSBDNSERIAL_TXSERIAL_RX123456789101112131415161718192021222324252627282930CON207MOLEX52806SDASCLC2071N050V0603DGNDC261100UF10VYXFC260100UF10VYXF Normal Program DebugFLASH MEMCS0* MEMCS0* MEMCS1*SRAM not used not used MEMCS0*ADD0 pull-down pull-up pull-downADD1 pull-down pull-down pull-upAudio channel PCM mode DSD mode0 L / R (of 5.1 o/p) L1 LS / RS R2 Centre / Sub LS3 2 ch downmix RS4 not used Centre5 not used SUBSDASCLVCCRSTGNDIC201LM809M3-2.93SOT-23R2224K70603R2234K70603R2374K70603+3V3DR23875R0603R23975R0603C26810N50V0603DGNDL206600R100MHzPlace C257 and C248 very close to V888DSD4DSD5R24033RP288R24133RP289SDASCL+3V3_PWMC26210uF10V1206C26310uF10V1206C26410uF10V1206C26510uF10V1206C26610uF10V1206C26710uF10V1206C269100N16V0603C270100N16V0603C271100N16V0603+3V3D+1V8DP290P292P291P294P293P241P242P295P297P296SpareSERIAL_RXSERIAL_TXR2424K70603+3V3DR2430R0 0805A025A124A223A322A421A520A619A718A88A97A106A115A124A133A142A151A1648VSS46VDD37DQ029DQ131DQ233DQ335DQ438DQ540DQ642DQ744DQ830DQ932DQ1034DQ1136DQ1239DQ1341DQ1443DQ1545NC/VPP13OE*28CE*26NC/VCCQ47WE*11RST*12VSS27WP*14A1717A1816A19/NC9A2010NC/A1915IC20239VF3201L988SWTSOP-48SpareSpare12CON208DGNDNFR2444K70603DGNDMEMADD20PROGRAM*05_E242PG08/12/05Production Release1.0NFNFNFNF06_E029PG15/03/06Issue 2 PCB (changes only affect DV139)2.006_E036PG20/03/06Add thermal attach pads to IC2003.0HS2003319B+T410-0120.9C/W06_E093MJT12/06/06Add heatsink to top of Vaddis3.1Mark Tweedalemarktarcam.co.uk01223 203210 (direct)01223 203200 (switch)RadioFans.CN 收音机爱 好者资料库ISSUEDRAWING NO.DRAWING TITLEDATEFilename:ECO No.DESCRIPTION OF CHANGEL988C03 Front End.SchDV137 Front EndContact Engineer:L988CT12-Jun-2006INITIALSPrinted:313SheetofNotes:Contact Tel:A & R Cambridge Ltd.Pembroke AvenueCambridge CB5 9QRWaterbeachARCAMA212345678910111213141516171819202122232425262827CON300MOLEX52559OPUDGNDDGNDTR302BC327TO-92L300600R100MHz+3V3DC303100N16V0603DGNDC300100UF10VYXFR300220R0603DVD_LDC31747UF35VYKTR300MMUN2111LT1SOT-23DRVSB*LASER DRIVERSDVDTR303BC327TO-92R301220R0603C31847UF35VYKTR301MMUN2111LT1SOT-23CD_LDCDDVDLD_OUTCDLD_OUT+3V3_LDC32047P50V0603DGNDC32147P50V0603DGND+5VDL302600R100MHzC304100N16V0603DGNDC301100UF10VYXF+5VRFAL303600R100MHzC306100N16V0603C302100UF10VYXF+5V_OPUGND_LDOPU_HFMC305100N16V0603DGNDDGND+5V_OPUP305OPU_MDP303P301P302P300TR308KTC2875SOT-23R3224K70603TR310MMUN2211LT1SOT-23TR309KTC2875SOT-23CD*_DVD+3V3DDGNDCD_MDCD_MD0=DVD,1=CDDGNDDVD_MDCD_DVD_SW1=CD,0=DVDDGNDP306P307P309P304P317P318R321470R0W1250805DVD_MDRFERFEP319C31947UF35VYKClose to OPUOPU_VREFR32533R0603VCP320DGNDDGNDRFFRFFP311RFBRFBP312RFARFAP313RFRFP314RFDRFDP315RFCRFCP316TACT-TACT+FACT+FACT-C307100N16V0603C308100N16V0603DGNDDGNDSTBY28BIAS27CFCERR23VINFC1CFCERR12VOFC+14VNFTK20VOTK+15VINSL+4VINSL-5VOSL6VINTK26CTKERR125VOLD+17VOFC-13CTKERR224VINLD23PVCC19VCC8VNFFC7VOLD-18PGND19VOSL-11