Denon-DND4000-cd-sm 电路图 维修手册.pdf

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1、SERVICE MANUAL MODEL DN-D4000 DOUBLE CD PLAYER 16-11, YUSHIMA 3-CHOME, BUNKYOU-KU, TOKYO 113-0034 JAPAN Telephone: 03 (3837) 5321 X0171V.01 DE/CDM 0303 For U.S.A., Canada, Europe & Korea model 前、 必読。本機、火災、感電、 対安全性確保配慮 、法的電気用品安全法 、所定許可得製造。 従際、安全性維 持、記載 注意事項必守。 本機仕様性能改良、予告変更 。 Please use this service

2、manual with referring to the operating instructions without fail. Some illustrations using in this service manual are slightly different from the actual set. 修理際、必取扱説明書参照上、作業 行。 本文中使用、説明都合上 現物多少異場合。 補修用性能部品保有期間、製造打切後8年。 注意 RadioFans.CN 收音机爱 好者资料库 1 1DN-D4000 SAFETY PRECAUTIONS The following check sh

3、ould be performed for the continued protection of the customer and service technician. LEAKAGE CURRENT CHECK Before returning the unit to the customer, make sure you make either (1) a leakage current check or (2) a line to chassis resistance check. If the leakage current exceeds 0.5 milliamps, or if

4、 the resistance from chassis to either side of the power cord is less than 460 kohms, the unit is defective. LASER RADIATION Do not stare into beam or view directly with optical instruments, class 3A laser product. (1) (2) 500V 1M (1) (2) RadioFans.CN 收音机爱 好者资料库 2 2DN-D4000 DISASSEMBLY (Follow the p

5、rocedure below in reverse order when reassembling) 1.TOP COVER (1)Remove 4 screws on the both sides, and 1 screw on rear side, then remove 1 upper screw. (2)Pull up Top Cover. 2.FRONT PANEL (1)Detach 2 Blind Labels on the bottom chassis. (2)Move CD Mecha Rack in the arrow direction through the label

6、 detached chassis opening. Loader Frame comes out. (3)Pull up Loader Panel while pulling it towards front. (4)Remove 2 upper screws and 3 lower screws, and 2 screws on both sides. (5)Detach Front Panel. RadioFans.CN 收音机爱 好者资料库 3 3DN-D4000 3.MECHANISM UNIT (1)Disconnect FFC cable. (2)Rrmove 8 lower s

7、crews (3)Remove 4 screws on rear side. NOTES: (a)Do notpull out aslant to prevent the FFC cable from damage. (b)Do not fail to pull out AC cord from wall outlet befor disconnecting the FFCcable. If the ACcord is remained plugged into wall outlet, the power is kept supplied in the unit, which may cau

8、se danger. 4.MAIN P.W.B. (1)Remove 4 screws. (2)Disconnect Connector. (3)Detach Main P.W.B. 4 4DN-D4000 5.CD MECHA. (1)A gear is turned and a tray is opened. (2)Remove 4 upper screws. (3)Detach CD Mecha. 6.COVER ( REMOTE CONTROL UNIT ) (1)Remove 5 screws. NOTE: (a)Remote Control Unit and its back pa

9、nel are connected with cables, so pay attention when removing the back pan- el. Gear BLOCK DIAGRAM DN-D40006 6 DRIVER AN8785SB IC202 HEAD AMP AN22002A IC203 DIGITAL SERVO PROCESSOR MN6627911AC IC201 8M FLASH MEMORY M29W800DB70 IC111 SYSTEM uCOM MN102H60KDA IC101 16M DRAM M11L1644SA-50T IC204 PITCH S

10、LIDE VR KEY JOG SHUTTLE TR.SEL KEY MATRIX BLOCK PANEL UNIT 2 REMOTE CPU UNIT PANEL UNIT 1 MAIN UNIT 2 MAIN UNIT 1 CD MECHA UNIT 1 8P MD CABLE 16M DRAM M11L1644SA-50T IC210 ANA OUT 2 DIG OUT 2 FADER 2 FADER 1 +5V REG (AUDIO) -5V REG (AUDIO) RESET PST600C IC301 POWER UNIT -HB REG-HB F1 F2 POWER TRANS

11、LED2 UNIT LED1 UNIT MONITOR DIODE LASER DIODE FOCUS COIL TRACKING COIL DETECT OR A B D C E F MLOADING MOTOR CLOSE SW OPEN SW M SPINDLE MOTOR MSLIDE MOTOR LIMIT SW AC +1.8V REG +3.3V REG +5V REG +9VP +5VD +5VA +1.8V +3.3VD -5VA BSY , MBSY CD MECHA UNIT 2 PULSE TRANS DIG OUT 1 BU2618FV IC113 VCO TC924

12、6F IC114 TC74HCT7007AF IC112 NJM78L05AT IC118 +9VP DAC PCM1748E IC206 ANA OUT 1TR MUTE RESET PST600C IC403 LED CONTROL BU2090F IC602 LED BLOCKFLT 14-MT-35GN FL601 FL DRIVER M66005FP IC601 +9V,-HB,F1,F2 SN74AHCT08PW IC302 RC TXD,RC RXD REMOTE uCOM TMP86CM47U IC402 SN74AHCT08PW IC302 +9V,-HB,F1,F2 NJM

13、7805FA(S) IC404 +9V 7 7DN-D4000 SERVICE PROGRAM Required Measuring Implement 1. Reference disc (TCD784 or CO-74176) 1. What is Service Program Service program is a special program intended for confirming servo functions etc. 2.Contents of Service Program Switch on the power while pushing the CD1s PI

14、TCH BEND + button and CD2s OPEN/CLOSE button at the same time. After actuating the servo program, select an aiming process number with the SELECT knob, A1 button, or A3 button. Press the SELECT knob to execute the selected process, the process number is then displayed on the track indicator of the d

15、isplay. To exit from the service program, just switch off the power. Function (Character-display) Contents com Version check (Version No.) “SysVerXXXX” Check Version with JOG dial. 1. System com version No.: 2. RC com version No.: “RC_VerXXXX” Error Code Check (Error Data) Turn the JOG dial to displ

16、ay the logging error codes in the occurred order. “ErrXX_E* * * ” XX : occurred order E * * * : error code 10 error logs are memorized at maximum. Kinds of Error Code, displayed Error Code Table Pressing SELECT knob enters to data erase mode. (“Err Clear?” is displayed.) If the SELECT knob is pushed

17、 again, the memorized error data are cleared. Total Running Time (Total_Time) Total time span of servo function that counted by the hour is displayed. “R.Tim XXXXH” Note: No time is counted if disc tray is opened within 59 minutes. Pressing SELECT knob enters to data erase mode. (“Time Clear?” is di

18、splayed.) If the SELECT knob is pushed again, the memorized time data are cleared. SELECT knob Automatic Servo Adjustment call Starts automatic servo adjustment when the SELECT knob is pushed, and after completing the adjustment, sort of the used disc is indicated. Data is selectable with the JOG di

19、al.“Servo_Data” 1. Focus gain data 2. Focus balance data 3. Focus offset data 4. Tracking gain data 5. Tracking balance data 6. Tracking offset data 8 8DN-D4000 Adjustment Item Adjustment Value indication at character portions. Focus Gain0576 2304 Focus Balance-050 +050 Focus Offset-005 +005 Trackin

20、g Gain0392 1569 Tracking Balance-025 +025 Tracking Offset-005 +005 * Reference data. 3. TEST MODE Process No. (TRACK Indication) Function (Character-display) Contents A1 button Heat Run (H/R1Normal) Starting with the PLAY/PAUSE button, it repeats open/close of the tray and playback. All tracks are p

21、layed back if the track count is less than 20. Only the first and last tracks are played back if the tracks are more than 21. When any errors, it stops and indicates error code (see Error Code Table). A2 button - - Chucking Test (H/R2_Tray) Starting with the PLAY/PAUSE button, it repeats open/close

22、of the tray, servo on, and TOC read. The display shows the number of the tray operation. When any errors, it stops and indicates error code (see Error Code Table). Function (Character-display) Contents Loading a disc by OPEN/CLOSE button. Press the PLAY/PAUSE button. B.E.R. is displayed. You can sel

23、ect the track by the JOG DIAL. “E.Rate_XXX XXX : Block Error Rate Block Error Rate Check Servo Check Starts automatic servo checking when the SELECT knob is pushed. Loading a disc by OPEN/CLOSE button. “Lchk_Open” : Disc Tray is opened. “Lchk_Wait” : During check. “Lchk_OK!” : Disc Tray is opened. “

24、LchkErr * ” : Error(E *) is occurred. Illumination Check All illuminations are lit. All illuminations can be turned off to push the SELECT knob. Press the SELECT knob again, all illuminations can be lit. SELECT knob 9 9DN-D4000 4. Error Code Table Error CodeCONTENTS E001Unable to close the loader tr

25、ay in the regulation time. E002Unable to open the loader tray in the regulation time. E003Inner circle switch ON error even if the time is over. E004Inner circle switch OFF error even if the time is over. E005The focus offset adjustment result is outside the regulation range. E006Unable to adjust th

26、e focus offset in the regulation time. E007The tracking offset adjustment result is outside the regulation range. E008Unable to adjust the tracking offset in the regulation time. E009The FE peak is outside the regulation range. E00AThe FE peak is outside the regulation range. E00BUnable to adjust th

27、e focus rough gain in the regulation time. E00CThe focus rough gain is outside the regulation range. E00DUnable to actuate focus in the regulation time. E00EUnable to actuate tracking in the regulation time. E00FUnable to adjust the tracking rough gain in the regulation time. E010The tracking rough

28、gain is outside the regulation range. E011Unable to adjust the tracking balance in the regulation time. E012The tracking balance adjustment result is outside the regulation range. E013Focus servo down during automatic adjustment. E014Focus servo down during automatic adjustment. E015Unable to adjust

29、 the focus balance in the regulation time. E016The focus balance adjustment result is outside the regulation range. E017Track servo down during automatic adjustment. E018Unable to adjust the focus fine gain in the regulation time. E019The focus fine gain is outside the regulation range. E01AUnable t

30、o adjust the tracking fine gain in the regulation time. E01BThe tracking fine gain is outside the regulation range. E01CUnable to adjust automatically in the regulation time. E01DUnable to read the subcode Q in the regulation time. E01EUnable to read the TOC in the regulation time. E01FFocus servo d

31、own during search (over the regulation time). E020Track servo down during search (over the regulation time). E0216 *Servo error during search. E0213 *Search error (over the regulation time). E022Discontinuity occurred, during write to the DRAM. E023The error which cannot be corrected to the read dat

32、a. E024Unable to do the level detect. E025Unable to join data in the regulation time. E026The error rate when recording on the memory is over the regulation value. E027The subcode jump more than regulation. E028Servo error when power is turned on. E029Subcode Q error. E030Inter face error for both d

33、rives. 10 10DN-D4000 COM VERSION UPGRADE System com can be upgraded in the following manner. Version Upgrade Method 1.Record the version upgrade software on a CD-R or CD-RW disc, only as one file with the format ISO9660 Mode-1. The file name of the supplied version upgrade software should be used as

34、 is and this disc needs to finalize. 2.Hold the disc by the edges and place it on the disc tray. 3.Press the OPEN/CLOSE button to start the version upgrade. Version UpPush Play! xxxx-XXXX are displayed. xxxx : current version XXXX : upgrade version 4.Press the PLAY/PAUSE button. Now Writing Writing-

35、XXX are displayed. XXX : count up from 000 to161 5.When the version upgrade is finished, Complete! is indicated. 6.Turn off the power once and turn on again. Press the OPEN/CLOSE button and remove the disc. NOTE: When the power is turned off before Complete! is displayed, com version is not written

36、correctly. 11 11DN-D4000 SEMICONDUCTORS Pin No. Pin NameSymbolI/ODETExtResIniFunction 1P60, WAIT, SBT2PCDMUTEO-PdLLMute for analog L: Mute ON 2P61, _RERD-O-PuH-Read signal 3P62, _WELWR-O-PuH-Write signal 4P63, _WE, _WEHReservedO-Hi-ZLNot used. 5_CS0,TM13OAFLASHROMCS-O-PuH-Chip select signal (MASK RO

37、M operation : Input port) 6_CS1, TM13OBReservedO-Hi-ZLNot used. 7_CS2, TM14OAReservedO-Hi-ZLNot used. 8_CS3, TM14OBPLOADO-Hi-ZHOPEN/CLOSE signal (PWM out put) (During Pnrst= L, out put PWM(50%) 9P54, _BREQReservedO-Hi-ZLNot used. 10P55, _BRACKReservedO-Hi-ZLNot used. 11P56, ALE, _ALE, _BSTRE, TM15IA

38、 MON2I-Hi-Z-Monitor signal 2 12P57,_WORDWORD-I-LL-Data bit bus width select L: 16bit 13P20,A00,SBT2A00A/O-Unfix-Address bus 14P21,A01,SBI2A01A/O-Unfix-Address bus 15P22,A02,SBO2A02A/O-Unfix-Address bus 16P23,A03A03A/O-Unfix-Address bus 17VddVdd-Power supply(+3.3V) 18BOSC,BIBT1,BIBT2, PB0 ReservedO-L

39、LNot used. 19VssVss-GND(0V) 20XI,PB1PCEO-PdLLLatch output 21XOXO-Not used. OPEN 22VddVdd-Power supply(+3.3V) 23OSCIOSCII-Not used. 24OSCOOSCOO-OSCI output 25MODEMODEI-LL-Mode select L: Processor mode ICs MN102H60KDA (IC101) MN102H60KDA Terminal Function 75 76 100 125 26 50 51 12 12DN-D4000 26P24,A04

40、,TM15IAA04A/O-Unfix-Address bus 27P25,A05A05A/O-Unfix-Address bus 28P26,A06A06A/O-Unfix-Address bus 29P27,A07A07A/O-Unfix-Address bus 30P30,A08,_KI0A08A/O-Unfix-Address bus 31P31,A09,_KI1A09A/O-Unfix-Address bus 32P32,A10,_KI2A10A/O-Unfix-Address bus 33P33,A11,_KI3A11A/O-Unfix-Address bus 34AVDDAVDD

41、-Analog power supply terminal 35P34,A12,_KI4A12A/O-Unfix-Address bus 36P35,A13,_KI5A13A/O-Unfix-Address bus 37P36,A14,_KI6A14A/O-Unfix-Address bus 38P37,A15,_KI7A15A/O-Unfix-Address bus 39P40,A16A16A/O-Unfix-Address bus 40P41,A17A17A/O-Unfix-Address bus 41P42,A18A18A/O-Unfix-Address bus 42P43,A19A19

42、A/O-Unfix-Address bus 43Vref-Vref-Standard analog power supply 44P44,AN4,A20POPENI-Unfix-OPEN switch L: Switch ON 45P45,AN5,A21PCLOSEI-Unfix-CLOSE switch L: Switch ON 46P46,AN6,STOP,A22PLIMITSWI-Hi-Z-Inner circle SW L: Switch ON 47P47,AN7,WDOUT, A23 PCDSELI-H/LH/L-CD mecha select switch L: Mecha 1 /

43、 H: Mecha 2 48P80,TM14OAPEJECTSWI-PuH-Eject switch L: Switch ON 49P81,TM14OBPTLEDO-PdLLToray LED H: Light 1 / L: Turn Off 50P82,TM0IO,SBI2, SBT3,SCL3 PDMUTEO-PuHHMute for digital H: Mute ON 51P83,TM4IO,SBI3RxDI-PuH-Serial port (Receive) (76.8kbps 5V - 3.3V) 52P84,TM7IO,SBO3, SDA3 TxDO-PuHHSerial por

44、t (Transmission) (76.8kbps , Use ATC function) 53P85,TM9IOA,SBO2, SBT4,SCL4 PMDO-PuLLDAC(PCM1748) control signal : Data 54Vref+Vref+-Standard analog power supply 55P86,TM9IOB,SBI4PMECHRxDI-Hi-Z-Serial port (Receive) 56P87,TM9IC,SBO4, SDA4 PMECHTxDO-Hi-ZHSerial port (Transmission) (76.8kbps , Use ATC

45、 function) 57P90,TM8IOA,BIBT1, _DMAREQ1 PMCO-PdLLDAC(PCM1748) control signal : Clock 58P91,TM10IOA, BIBT2,_DMAACK1 PMLO-PdLLDAC(PCM1748) control signal : Latch 59P92,TM10IOB, _DMAREQ0 PLRCKIEd-Hi-Z-LRCK : Use for time code creation during MP3 playback. 60P93,TM10IC, _DMAACK0 PNRSTO-PdLLRound IC rese

46、t signal 61VssVss-GND(0V) 62P94,AN0PMBSYOUTO-Hi-ZHMechanism microcomputer Communication Busy signal output H:BUSY 63P95,AN1PMBSYINI-Hi-Z-Mechanism microcomputer Communication Busy signal input 64P96,AN2PRCBSYOUTO-Hi-ZHCommunication Busy signal output between RC and Mecha H:BUSY Pin No. Pin NameSymbo

47、lI/ODETExtResIniFunction 13 13DN-D4000 65P97,AN3PRCBSYINI-Hi-Z-Communication Busy signal input between RC and Mecha 66VddVdd-Power supply(+3.3V) 67P70,SBT0,_RASPMCLKO-Hi-ZHDSP interface Clock (clock synchronous formula) 68P71,SBI0,_CAS,_LC AS PSTATI-Hi-Z-DSP interface Reception (clock synchronous fo

48、rmula) 69P72,SBO0,_UCASPMDATO-Hi-ZHDSP interface Transmission (clock synchronous formula) 70P73,SBT1,DUMXPTXTCLKO-Hi-ZHUse during CD-TEXT data read (clock synchronous formula) 71P74,SBI1PTXTDI-Hi-Z-Use during CD-TEXT data read (clock synchronous formula) 72P75,SBO1PMLDO-Hi-ZHDSP interface latch 73TE

49、ST1TEST1I-Pu-Pull up 33 - 50K 74TEST2TEST2I-Pu-Pull up 33 - 50K 75_NMI_NMIILvPuH-Need to pull up 76PA0,_IRQ0PBLKCKIEd-Hi-Z-Sub code clock interruption 77PA1,_IRQ1PDQSYIEd-Hi-Z-CD-TEXT DQSY Interruption 78PA2,_IRQ2PFADECUEI-PuH-Fader signal input (CUE) L : Input YES 79PA3,_IRQ3PFADER STI-PuH-Fader signal input (PLAY) L : Input YES 80PA4,_IRQ4,TM15IBPCHGOFTO-P