Yamaha DSP-AX2 Manuel de service

DSP-AX2DSP-AX2AV AMPLIFIER100729This manual has been provided for the use of authorized YAMAHA Retailers and their service personnel.It has been assum

DSP-AX2DSP-AX291.DSP THR 8.RS232C 2.HP ROUTE 9.PRESET 3.RAM THR 10.AD DATA4.PRO LOGIC 11.STATUS 5.SP SET 12.DSP RAM6.DIS

DSP-AX2DSP-AX210In the case where the protection function works after DIAG has been started and the power is turned off ;When the protection function

DSP-AX2DSP-AX211● Operation procedure of DIAG menu and SUB-MENUThere are No.1 to No.13 MENU items and some SUB-MENU items as well.DIAG menu selectionM

DSP-AX2DSP-AX2121. DSP THROUGHThere are 3 sub menu items (ANALOG BYPS, DSP 0dB, FULL BIT).Details of DIAG menu Note: (SDOxx) represents a terminal nam

DSP-AX2DSP-AX213DSP 0dB [Remote control code: 7A—91 (PRG 10)]• The input signal is automatically identified and switched in the priority order of dts

DSP-AX2DSP-AX214FULL BIT [Remote control code: 7A—92 (PRG11)]• The head margin is unused and the digital data is output in full bit.• The same applies

DSP-AX2DSP-AX215FULL BIT [Remote control code: 7A—10 (TUNER PRESET +)]• The head margin is unused and the digital data is output in full bit.• The sam

DSP-AX2DSP-AX2163. RAM THROUGHThe input data is automatically identified and switched in the priority order of dts ➝ DOLBY DIGITAL➝ PCM AUDIO ➝ Analog

DSP-AX2DSP-AX217SWFRRLRRFLFRCRCLRFILTERDF1704FILTERDF1704FILTERDF1704D/APCM1704D/APCM1704D/APCM1704CODEC(D/A)AK4527L/RL/RCSDOA0SDOB0SDOB1SDOB2SDOB3COD

DSP-AX2DSP-AX218The analog switch settings for each sub-menu are as shown in the table below.Sub-menu1 MAIN : SMALL 0dB2 MAIN : LARGE -103 CENTER : NO

DSP-AX2DSP-AX2 TO SERVICE PERSONNELCritical Components InformationComponents having special characteristics are marked Zand must be replaced with par

DSP-AX2DSP-AX2196. DISPLAY CHK EFFECT OFF 6. DISPLAY CHKThis program is used to check lighting of the FL display which changes as shown below acc

DSP-AX2DSP-AX2208. RS-232C TxD/RxD DATA:XX8. RS-232C HARD FLOW :XX7. MANUAL TEST ALL RxDRTS CTSTxD1236789457. MANUAL TESTThe test noise

DSP-AX2DSP-AX2219. PRESETThis menu reserves and inhibits initialization of the back-up RAM (parameter, set menu contents, etc. for the soundfield prog

DSP-AX2DSP-AX222 THM PRD PRV 028 006 009The above figures are ex-amples for reference.THM/PRD/PRV [Remote control code: 7A—0B (CD SKIP –)](Dete

DSP-AX2DSP-AX22311. IF STATUS (Input function status)Using this menu, the status data is displayed in the hexadecimal notation one after another.Durin

DSP-AX2DSP-AX224bit7 MUTE requestedbit6 dts flashing (Red)bit5 EX sound field being processedbit4 Full mute (On: 1)bit3 –bit2 THROUGH & BYPASS (*2

DSP-AX2DSP-AX22513. SUM/VER /PORTThere are four sub-menu items.Indicates the program version, checksum, specified port of the microprocessor (IC526 of

DSP-AX2DSP-AX226Q93 Q89 Q86Q82 Q79 Q75 Q72Q68Q65 Q61 Q58Q54100 – 300 mV(L)100 – 300 mV(R)100 – 300 mV(C)100 – 300 mV(RL)100 – 300 mV(RR)100 – 300 mV(R

DSP-AX2DSP-AX227 IC DATAIC526 : M30802SGP (FUNCTION P.C.B.)16 bit µ-COM (CPU)109110111112113114115116117118119120121122123124125126127128129130131132

DSP-AX2DSP-AX228IC526 : M30802SGP (FUNCTION P.C.B.)16 bit µ-COM (CPU)No. PORT Name FunctionPower On Power Off Backup1 TXD4 TXDR 232C Transmission Data

DSP-AX2DSP-AX22▼ R, T models REAR PANELS240▼ B model▼ G model

DSP-AX2DSP-AX229IC526 : M30802SGP (FUNCTION P.C.B.)16 bit µ-COM (CPU)No. PORT Name FunctionPower On Power Off Backup56 P133 /BEC Bass Extension Contro

DSP-AX2DSP-AX230IC526 : M30802SGP (FUNCTION P.C.B.)16 bit µ-COM (CPU)No. PORT Name FunctionPower On Power Off Backup111 D6 D6 Data bus --- --- ---112

DSP-AX2DSP-AX231IC501 : YSS928 (DSP P.C.B.)AC3D3120111181171161111411311211111010910859585756555453525150494847464544434241787780797675747372717069686

DSP-AX2DSP-AX232No. Name I/O Function1 XO O Crystal oscillator connecting terminal2 XI I Crystal oscillator connecting terminal (24.576MHz )3 SELI1 I+

DSP-AX2DSP-AX233No. Name I/O Function56 SDWCKI1 I+ Word clock input terminal for SDIB, SDOB interface (Unconnected)57 SDBCKI1 I+ Bit clock input termi

DSP-AX2DSP-AX234No. Name I/O Function111 RAMA5OSub DSP: External memory address terminal 5112 RAMA2OSub DSP: External memory address terminal 2113 SEL

DSP-AX2DSP-AX235IC503 : PM4007A (DSP P.C.B.)AC-3 RF DemodulatorGNDVDDMUTIC1F0C1F1C2F0C2F1TI8DASELDAINDAOUTDASYOVLDYTI5MUTOPDDISTI4PDOTDOTRPTCKTLDBTI3T

DSP-AX2DSP-AX236IC503 : PM4007A (DSP P.C.B.)AC-3 RF DemodulatorNo. Name I/O Function30 A6 O External RAM address output. Address 631 A7 O External RAM

DSP-AX2DSP-AX237IC503 : PM4007A (DSP P.C.B.)AC-3 RF DemodulatorNo. Name I/O Function81 AVDD +5V power supply for analog comparator82 CPIN I Analog com

DSP-AX2DSP-AX238IC610 : LC74781-9798 (VIDEO P.C.B.)SuperimposeHORIZONTALDISPLAY POSITIONDETECTIONHORIZONTALDIRECTIONCHARACTER SIZEREGISTERHORIZONTALSI

DSP-AX2DSP-AX23 AUDIO SECTIONMinimum RMS Output Power per ChannelMAIN, 20Hz to 20kHz, 0.02% THD, 8Ω . . . 100W+100WCENTER, 20Hz to 20kHz, 0.02% THD,

DSP-AX2DSP-AX239SymbolVSS1XTAL INXTAL OUTCTRL1BLANKOSC INOSC OUTCHARA/CSSCLKSINVDD2CV OUTNCCV INVDD1SYN INSEP CSEP OUTSEP INCTRL2CTRL3/RSTVDD1Pin No.1

DSP-AX2DSP-AX240No. PORT Name FunctionPower On Power Off Backup1 VSS VSS Ground --- --- ---2 DATA DATA Serial Data Input I I I3 CLOCK CLOCK Shift Cloc

DSP-AX2DSP-AX241 DISPLAY DATAV901 : 32-BT-07G (V6291200)q^9&0PATTERN AREA13 8● PIN CONNECTION● GRID ASSIGNMENTNote 1) F1, F2 ... Filament2)

DSP-AX2DSP-AX242● ANODE CONNECTION

DSP-AX2DSP-AX243● ICsNJM79M05FANJM79M12FAPQ025EZ5MZPNJM7805FANJM7812FANJM78M05FA1:COMMON2:INPUT3:OUTPUT3211: OUTPUT2: COMMON3: INPUT321TC74HCU04APTC40

ABCDEFGH123456DSP-AX2E-45/J-43 BLOCK DIAGRAMPHONO(L/R)CD(L/R)DVD(L/R)D-TV/LD(L/R)CABLE(L/R)AUDIOSAT(L/R)MD/TAPE IN(L/R)CD-R IN(L/R)VCR IN(L/R)VCR 2/D

ABCDEFGH123456DSP-AX2 BLOCK DIAGRAME-46/J-44DVDD-TV/LDCABLESATVCR 1VCR 2DVRVIDEOAUXDVDD-TV/LDCABLESATVCR 1VCR 2DVRVIDEOAUXC-INPUTSELECTORIC602Y-INPUT

ABCDEFGH123456DSP-AX2 PRINTED CIRCUIT BOARD (Foil side)E-49/J-47Point q (Pin 1 of IC501)V : 2V/div, H : 50 nsec/divDC, 1 : 1 probe0V11020111102011110

ABCDEFGH123456DSP-AX2 PRINTED CIRCUIT BOARD (Foil side)E-50/J-481363772731081091441244825115163011516301151630115163011516301630115185418541854185418

ABCDEFGH123456DSP-AX2 PRINTED CIRCUIT BOARD (Foil side)E-53/J-51G onlyB, G onlyJ, R, T onlyG onlyFUNCTION P.C.B.(Surface Mount Device)Ref. No. Locati

DSP-AX2DSP-AX24 GENERALPower SupplyB, G models . . . . . . . . . . . . . . . . . . . . . . . AC 230V, 50HzR, T models . . . . . . . . . . . AC 110/

ABCDEFGH123456DSP-AX2 PRINTED CIRCUIT BOARD (Foil side)E-54/J-52S-VIDEODVDD-TV/LDCABLESATINOUTINOUTMONITOR OUTVCR 1VCR 2/DVRI/ESDTNSCKNAXVAXYAXCVSYCE

ABCDEFGH123456DSP-AX2 PRINTED CIRCUIT BOARD (Foil side)E-57/J-55VIDEOMONITOR OUT OUTINOUTINSATCABLED-TV/LDDVDVCR 1VCR 2/DVRR/ZVRBVICVIA/VR1VSEL-5V+5V

ABCDEFGH123456DSP-AX2 PRINTED CIRCUIT BOARD (Foil side)E-58/J-56MAIN OUT L/RMAIN IN L/RREAR L/RFRONT L/RMON OUT Y PB/CB PR/CRD-TV/LD Y PB/CB PR/CRD

ABCDEFGH123456DSP-AX2 PRINTED CIRCUIT BOARD (Foil side)E-61/J-59INPUT INPUTMODEqwRM+CEM0/FLRKEY1+5MPSWMGRM-CEM1SCKNSDTMKEY0REM+5VFROM : FUNCTIONTO :

ABCDEFGH123456DSP-AX2 PRINTED CIRCUIT BOARD (Foil side)E-62/J-6018198111487BASS TREBLE REC OUT DSPPROGRAMREBRECMG-12TORETOLHPREHPMTREA+5M/BEC+12TIRTI

ABCDEFGH123456DSP-AX2 PRINTED CIRCUIT BOARD (Foil side)E-65/J-63Q93Q89Q86Q82Q79Q75Q72Q68Q65Q61Q58Q54R,T,B,G onlyR,T,B,G onlyLRCRLEPROSPASPELDOEERCRRF

ABCDEFGH123456DSP-AX2 PRINTED CIRCUIT BOARD (Foil side)E-66/J-64BEBEREREBLRE W5BL W6BE W7FROM : POWER TRANSFORMERTO : MAIN (1)ACHACHACHACHACACTO :

ABCDEFGH123456DSP-AX2 PRINTED CIRCUIT BOARD (Foil side)E-69/J-67VIBLVIORBLORFROM : POWER TRANSFORMERFROM : POWER TRANSFORMERYEYEFLGVPFL1FL2PRV-5V+5D2

ABCDEFGH123456DSP-AX2 PRINTED CIRCUIT BOARD (Foil side)E-70/J-68MG+MBPRY#311W311TO : FUNCTIONBEGYFROM : POWER TRANSFORMERAC OUTLETF AMP (2) P.C.B.● B

ABCDEFGH123456IJKLMN78910DSP-AX2 SCHEMATIC DIAGRAM (DSP)* All voltage are measured with a 10MΩ/V DC electric volt meter.* Components having special c

DSP-AX2DSP-AX25● SET MENU TABLENo. SET MENU PRESET VALUE SETTING RANGES1. SPEAKER SET1A CENTER SPEAKER LARGE LARGE/SMALL/NONE1B MAIN SPEAKER LARGE LAR

ABCDEFGH123456IJKLMNO78910DSP-AX2 SCHEMATIC DIAGRAM (FUNCTION)E-73/J-71* All voltage are measured with a 10MΩ/V DC electric volt meter.* Components h

ABCDEFGH123456IJKLMN78910DSP-AX2 SCHEMATIC DIAGRAM (OPERATION)* All voltage are measured with a 10MΩ/V DC electric volt meter.* Components having spe

ABCDEFGH123456IJKLMNO78910DSP-AX2 SCHEMATIC DIAGRAM (MAIN)* All voltage are measured with a 10MΩ/V DC electric volt meter.* Components having special

ABCDEFGH123456IJK78DSP-AX2 SCHEMATIC DIAGRAM (F AMP)* All voltage are measured with a 10MΩ/V DC electric volt meter.* Components having special chara

ABCDEFGH123456IJKL78DSP-AX2 SCHEMATIC DIAGRAM (VIDEO 1/2)* All voltage are measured with a 10MΩ/V DC electric volt meter.* Components having special

ABCDEFGH123456IJK78DSP-AX2 SCHEMATIC DIAGRAM (VIDEO 2/2)* All voltage are measured with a 10MΩ/V DC electric volt meter.* Components having special c

DSP-AX2DSP-AX279ABBREVIATIONS IN THIS LIST ARE AS FOLLOWS :C.A.EL.CHP : CHIP ALUMI. ELECTROLYTIC CAPC.CE : CERAMIC CAPC.CE.ARRAY : CERAMIC CAP ARRAYC.

DSP-AX2DSP-AX2SchmRef. PART NO. DescriptionNew Parts*SchmRef. PART NO. DescriptionNew Parts*80P.C.B. DSP* V6600100 P.C.B. DSP(RT)* V6600200 P.C.B. DSP

DSP-AX2DSP-AX2SchmRef. PART NO. DescriptionNew Parts*SchmRef. PART NO. DescriptionNew Parts*81P.C.B. DSPC599 US135100 C.CE.CHP 0.1uF 16VC6 US13510

DSP-AX2DSP-AX2SchmRef. PART NO. DescriptionNew Parts*SchmRef. PART NO. DescriptionNew Parts*82P.C.B. DSPC78 Vi715100 C.MYLAR 470pF 50VC79 UU147100

DSP-AX2DSP-AX26 INTERNAL VIEW DISASSEMBLY PROCEDURES (Remove parts in the order as numbered.)1. Removal of Top CoverRemove 8 screws ( q, w and e )

DSP-AX2DSP-AX2SchmRef. PART NO. DescriptionNew Parts*SchmRef. PART NO. DescriptionNew Parts*83P.C.B. DSP & F AMPIC527 XF291A00 IC uPC4570G2L51 V27

DSP-AX2DSP-AX2SchmRef. PART NO. DescriptionNew Parts*SchmRef. PART NO. DescriptionNew Parts*84P.C.B. F AMPC366 VS696700 C.CE 33pF 500VC367 UP6521

DSP-AX2DSP-AX2SchmRef. PART NO. DescriptionNew Parts*SchmRef. PART NO. DescriptionNew Parts*85P.C.B. F AMP & MAINZR382 HV756220 R.CAR.FP 2.2KΩ

DSP-AX2DSP-AX2SchmRef. PART NO. DescriptionNew Parts*SchmRef. PART NO. DescriptionNew Parts*86P.C.B. MAINC71 UP652100 C.POL 100pF 100V* C72 UU1573

DSP-AX2DSP-AX2SchmRef. PART NO. DescriptionNew Parts*SchmRef. PART NO. DescriptionNew Parts*87P.C.B. MAIND9 iF004600 DIODE 1SS133D10 VG440100 DIODE.ZE

DSP-AX2DSP-AX2SchmRef. PART NO. DescriptionNew Parts*SchmRef. PART NO. DescriptionNew Parts*88P.C.B. MAINZQ40 VE198700 TR 2SA1145 O,YZQ41 iC224030 TR

DSP-AX2DSP-AX2SchmRef. PART NO. DescriptionNew Parts*SchmRef. PART NO. DescriptionNew Parts*89P.C.B. MAIN & FUNCTIONZR138 HV755680 R.CAR.FP 680Ω

DSP-AX2DSP-AX2SchmRef. PART NO. DescriptionNew Parts*SchmRef. PART NO. DescriptionNew Parts*90P.C.B. FUNCTIONCB512 VB858400 CN.BS.PIN 5PCB513 VB858200

DSP-AX2DSP-AX2SchmRef. PART NO. DescriptionNew Parts*SchmRef. PART NO. DescriptionNew Parts*91P.C.B. FUNCTIONC622 US135100 C.CE.CHP 0.1uF 16VC623

DSP-AX2DSP-AX2SchmRef. PART NO. DescriptionNew Parts*SchmRef. PART NO. DescriptionNew Parts*92P.C.B. FUNCTION & VIDEOIC519 XW173A00 IC CS3310-KSIC

DSP-AX2DSP-AX27 SELF DIAGNOSIS FUNCTIONThis product has a built-in self diagnosis function (DIAG) to facilitate inspection, measurement and determina

DSP-AX2DSP-AX2SchmRef. PART NO. DescriptionNew Parts*SchmRef. PART NO. DescriptionNew Parts*93P.C.B. VIDEOC602 US062100 C.CE.M.CHP 100pF 50VC603 U

DSP-AX2DSP-AX2SchmRef. PART NO. DescriptionNew Parts*SchmRef. PART NO. DescriptionNew Parts*94P.C.B. VIDEO & OPERATIOND605 iF004600 DIODE 1SS133D6

95 96DSP-AX2P.C.B. OPERATIONSchmRef. PART NO. DescriptionNew Parts*SchmRef. PART NO. DescriptionNew Parts*CHIP RESISTORRD350000 R.CAR.CHP 0Ω 1/1

ABCDEFGH123456DSP-AX2 EXPLODED VIEW97 984-124-104-84-104-24-64-64-45-135-15-75-75-95-65-65-75-54-1851232-1-132-1-252-1-212-1-112-1-282-1-172-1-62-1-4

DSP-AX299 100 MECHANICAL PARTSRef.No. PART NO. Description Remarks MarketsNew Parts*Ref.No. PART NO. Description Remarks MarketsNew Parts** 1-1 V6076

DSP-AX2101 102Ref.No. PART NO. Description Remarks MarketsNew Parts*Ref.No. PART NO. Description Remarks MarketsNew Parts*32 MF112100 FLEXIBLE FLAT CA

ABCDEFGH123456DSP-AX2REMOTE CONTROL TRANSMITTER81828384858687888990919293949596979899100P07P06P05P04P03P02P01P00P107P106P105P104P103P102P101P100P16P13

DSP-AX2KeyNo.42434445464748495051525354555657585960616263646566676869707172Key NameSW2PRG1PRG2PRG3PRG4PRG5PR

DSP-AX2Key67891011121314151617181920Key NamePOWER onSTANDBYAV-AUXPHONOD-TVTUNERMD/TAPECD-RCDCABLESATVCR1VCR2/DVRDVD1K6

DSP-AX2Parts List for Carbon Resistors1/6W Type Part No.HF45 7100HF45 7110HF85 7120HF45 7130HF45 7150HF45 7180HF45 7220HF45 7240HF85 7270HF45 7300HF45

DSP-AX2DSP-AX28No.111213DIAG menuIF STATUSDSP RAM CHECKSUM/VER/PORTSub-menu16. YSS217. YSS3DSP RAM check1. Version2. Checksum (ALL/PROG)3. Checksum (2