Denon-DND9000-cd-sm维修电路图 手册.pdf

《Denon-DND9000-cd-sm维修电路图 手册.pdf》由会员分享，可在线阅读，更多相关《Denon-DND9000-cd-sm维修电路图 手册.pdf（97页珍藏版）》请在收音机爱好者资料库上搜索。

1、Hi-Fi Component SERVICE MANUAL MODELDN-D9000 DOUBLE CD PLAYER ?Some illustrations using in this service manual are slightly different from the actual set. For U.S.A., Canada, Europe & Asia model 16-11, YUSHIMA 3-CHOME, BUNKYOU-KU, TOKYO 113-0034 JAPAN Telephone: 03 (3837) 5321 X0139 NC 0203 RadioFan

2、s.CN 2 DN-D9000 SPECIFICATIONS GENERAL Type:Twin mechanism compact disc player with wired remote control Disc Type:Standard compact discs (12 cm and 8 cm discs) For CD-R and CD-RW discs, only finalized ones can be played back. However, some discs may not be playable depending on their recording cond

3、itions. Dimensions:Player unit:482 (W) 88 (H) 252 (D) mm (without feet) 18-31/32 (W) 3-15/32 (H) 9-59/64 (D) Remote control unit:482 (W) 62 (H) 40 (D) mm (without feet) 18-31/32 (W) 2-7/16 (H) 1-37/64 (D) Installation:19-inch rack mountable Player unit:2U Remote control unit:3U Player unit:8 kg (17

4、lbs. 10.2oz) Remote control unit:4 kg (8 lbs. 13.1oz) Power Supply:U.S.A. & Canada model:120 V AC10 %, 60 Hz Europe & Asia model:230 V AC10 %, 50 Hz Power Consumption:33 W Environmental Conditions:Operational temperature:5 to 35 C (41 to 95 F) Operational humidity:25 to 85 % (no condensation) Storag

5、e temperature:20 to 60 C (4 to 140 F) AUDIO SECTION Main out/Monitor out Quantization:24-bit linear per channel Sampling Frequency:44.1 kHz at normal pitch Oversampling Rate:8 times Total Harmonic Distortion:0.01 % or less S/N Ratio:90 dB or more Channel Separation:85 dB or more Frequency Response:2

6、0 to 20,000 Hz Analog output Main Out Level:2.0 Vrms Monitor Out Level:2.0 Vrms Digital Output: Signal Format:SPDIF (6 dB) Output Level:0.5 Vp-p 75 /ohms Load Impedance:10 k/kohms or more FUNCTIONS Instant Start:Within 20 msec. Variable Pitch Main, Track:4 % (0.05 % pitch), 10 % (0.1 % pitch), 16 %

7、(0.1 % pitch), 24 % (0.1 % pitch), 100 % (1 % pitch) Pitch Bend:Pitch range:4 %, 10 % : 12 % Pitch range:16 %, 24 %: 26 % Pitch range:100 %: 99 % SAMPLER Sampling:44.1 kHz Length:15 sec Output Level:2.0 Vrms (Variable/14+6 dB) Variable Pitch:24 % (0.1 % pitch) Search Precision:1/75 sec (1 subcode fr

8、ame) Max. Scan Speed:Over 20 times normal speed Max. Memo Memory Steps:5,000 steps SAFETY PRECAUTIONS The following check should 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 eithe

9、r (1) a leakage current check or (2) a line to chassis resistance check. If the leakage current exceeds 0.5 milliamps, or if the resistance from chassis to either side of the power cord is less than 460 kohms, the unit is defective. RadioFans.CN 3 DN-D9000 Drive Unit 2. Top Cover 1) Remove 4 screws

10、2 and 2 screws 3. 2) Detach Top Cover. 2 4 3. Front Panel Unit 1) Remove 7 screws 4 and pull out Front Panel Unit. Top Cover 1 1 2 Front Panel Unit Main Unit 1. Drive Unit 1) Remove 4 screws 1 and pull out Drive Unit. 2) Disconnect Flat cable and Connector. 3) Detach Drive Unit. Note: Pull at a stra

11、ight angle to avoid Flat Cable damage. Do not fail to pull AC cord from wall outlet before disconnect the Flat Cable and Connector. If AC cord is remained plugged into wall outlet, power is kept supplied in the unit, which may cause danger. DISASSEMBLY (Follow the procedure below in reverse order wh

12、en reassembling) Drive Unit Flat Cable Connector 3 3 4 4 4 RadioFans.CN 4 DN-D9000 4. Drive Cover 1) Remove 5 screws 5 and pull out Drive Cover. 5. Drive 1) Move Drive Rack in arrow direction through the hole on the bottom chassis. Loader Frame comes out. 2) Pull up Loader Panel while pulling it tow

13、ards front. 3) Remove 4 screws 6 and pull out Drive. Drive Panel 6 Drive Rack Loader Panel 6 Loader Frame Drive Drive Cover 5 5 RadioFans.CN 5 DN-D9000 Remote Control Unit 1. Top Cover 1) Remove 7 screws 7 and pull out Top Cover. 7 Top Cover 2. Cover 1) Disconnect Connector. 2) Remove 2 screws 8 and

14、 pull out Cover. Connector Cover 8 3. Sensor Unit 1) Remove 2 screws 9 and pull out Sensor Cover. 2) Detach Sensor Unit. 9 Sensor Cover Sensor Unit RadioFans.CN 6 DN-D9000 Wheel Unit Set Screw 6. Inner Panel Unit 1) Remove 4 screws ? ? and pull out Knob (MARU) and Fader Knob. 2) Remove 4 screws ? ?

15、and pull out Inner Panel Unit. 5. Jog Dial Unit 1) Remove a E ring ? ? and pull out Jog Dial Unit. 4. Wheel Unit 1) Remove Set Screw and pull out Wheel Unit. ? ? ? ? ? ? Jog Dial Unit Knob (MARU) Fader Knob Inner Panel Unit ? ? RadioFans.CN 7 DN-D9000 43215678 D C B A E BLOCK DIAGRAM RC-D90DN-D9000

16、CD1 FL tube out TFS0 LRCK main1 out FLT Driver ML9207 TCK0 BCLK AMP10 FG-9000ADDRESS TXD0A MAIN1 8CHCD1 DRIVE1 TXD0B MON1 D/A mon1 out PCM1608AMP11 ATAPI INTERFACE main2 out AMP20 mon2 out AMP21 TMP86CM47U ROM32k RAM1k LED out Key scan 16Bit Bus TCK1 DIT VR in ATAPI BUS select TXD1A DOUT1SM5902 JOG

17、interface digital out CPU DSP BUS 8bit Bus interfaceRC1 12V5.0V JOG1 DRIVERJOG1DRIVER 5.0V RC2 JOG2 JOG2 3.3V XEFFECT Data07FADER15.0VHB 8.0V FADER2 F1/F2 12.0V 12V5.0V 8.0V CPU DSPaddress CD2BUSHB interfacedata 4MMEMO FL tube out ATAPI FLASH MEMORY FG-9000interface DRIVE216Bit Bus ATAPI TFS0 LRCK I

18、NTERFACE TCK0 BCLK TXD0A MAIN2 TXD0B MON2 ADDRESSTMP86CM47U ROM32k RAM1k LED out Key scan VR in JOG TFS1 DIT2 TCK1 SM5902 TXD1A DOUT2 digital out 128MB SDRAM 128MB SDRAM LEDdrive BU2090 FLT1 384fs DMA ATAP Interface CPU SYSTEM CPU TMP86CM47U MN102H730F RAM10K RC/FLT Power DC-DC Converter ATAP Interf

19、ace CPU TMP86CM47U 4M FLASH MEMORY (DSP BOOT) DMA 128MB FLT2 ADSP21065L SDRAM DSP2 RAM Control EFFECTOR SHOCK PROOF 128MB SDRAM +12.0V SWITCHING REGULATOR BUS selectD0D15 D16D31 RAM Control EFFECTOR ADSP21065L DSP1 SHOCK PROOF D6D31 D0D15 TFS1 COM1 COM2 COM3 Control Signal Address COM4 com FLT Drive

20、r ML9207 CD1 com 8bit Bus LEDdrive BU2090 D9000_Block.p6502/03/14, 18:35Page 7Adobe PageMaker 6.5J/Win RadioFans.CN 8 DN-D9000 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 e

21、tc. CONFIRMING THE SERVO 2. Contents of Service Program Switch on the power while pushing the CD1s PITCH BEND + button and CD2s CUE button at the same time. After actuating the servo program, select an aiming process number with the SELECT knob, A1 button, A2 button, or A3 button. Press the SELECT k

22、nob to execute the selected process, the process number is then displayed on the track indicator of the display. To exit from the service program, just switch off the power. Process No. (TRACK Indication) Function (Character-display) Contents 01 ?com Version check (Version No.) Check Version with JO

23、G dial. 1. System ?com version No.: “Sys_XXXX” 2. DSP soft version No.: “Dsp_XXXX” 3. ATAPI ?com version No.: “Atapi_XXXX” 4. RC ?com version No.: “Rc_XXXX” 5. ROM drive mecha. ?com version No.: “Drive_XXXX” 02 OPEN/CLOSE (Open Close) Performs open/close each time when the SELECT knob is pushed. 03

24、Drive Diagnostic (Drive_Diag) ROM drive performs operation check when the SELECT knob is pushed, and indicates the operational result. If the disc holder open, it starts the operation check after closing. It indicates “Normal_End” if it ends normal. In case of error, ROM drive error code is displaye

25、d in the characters lower portion as “E?”. 04 Drive Data Read (Data Read) Starts continuous playback at its maximum reading speed from the beginning of disc when the SELECT knob is pushed. It halts reading and stops if the knob is pushed again. 05 Error Code Check (Error Data) Turn the JOG dial to d

26、isplay the logging error codes in the occurred order. (“Error Data” is displayed.) 10 error logs are memorized at maximum. Kinds of Error Code, displayed Error Code Table (Appears only at Heat Run and Chucking Test function) Pressing SELECT knob enters to data erase mode. (“Err Clear?” is displayed.

27、) If the SELECT knob is pushed again, the memorized error data are cleared. 06 Total Running Time (Total_Time) Total time span of servo function that counted by the hour is displayed. (“Total Time” is displayed.) The display time is less than 65535 hours. Note: No time is counted if powered down wit

28、hin 59 minutes. Pressing SELECT knob enters to data erase mode. (“Time Clear?” is displayed.) If the SELECT knob is pushed again, the memorized time data are cleared. SELECT knob 07 Automatic Servo Adjustment call Starts automatic servo adjustment when the SELECT knob is pushed, and after completing

29、 the adjustment, sort of the used disc is indicated. Data is selectable with the JOG dial. 1. Disc check, CD/CD-RW 2. Focus gain data 3. Focus balance data 4. Focus offset data 5. Tracking gain data 6. Tracking balance data 7. Tracking offset data 8. PreAMP Tracking Sensor Gain 9. DSP Tracking Senso

30、r Gain 10. PI offset RadioFans.CN 9 DN-D9000 Adjustment?Item Adjustment Value?indication?at character portions. 1Focus Gain35 120 2Focus Balance?20 ?20 3Focus Offset?20 ?20 4Tracking Gain35 120 5Tracking Balance?20 ?20 6Tracking Offset?20 ?20 * Reference data. Process No. (TRACK Indication) Function

31、 (Character-display) Contents A1 button? Heat Run (H/R1_Normal) Starting with the PLAY/PAUSE button, it repeats open/close of the tray and playback. All tracks are played 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

32、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 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 cod

33、e (see Error Code Table). A3 button? System check (Sys._Check) It starts system check when the PLAY/PAUSE button is pushed, and indicates the status by performing plain operational check in the system . 1. Communication judge between the system ?com and DSP 2. DSP SDRAM write/read operation check 3.

34、 Communication judge between the system ?com and ATAPI ?com 4. Communication judge between the ATAPI ?com and ROM drive 5. ROM drive operation check 6. D/A register write/read operation check 7. DIT register write/read operation check After finishing the check, it indicates the result on the charact

35、er display lower portion. When the 1. 7. items are OK, their item numbers are indicated. But if there is a NG item, its item number is not indicated. 3. TEST MODE 4. Error Code Table (Appears only at Heat Run and Chucking Test function) Error CodeContents E1 00 E1 01 E1 03 E1 04 E1 05 E1 06 Automati

36、c Adjustment Error Unable to detect disc Unable to adjust tracking offset Unable to adjust focus fine gain Unable to actuate focus Unable to actuate tracking Unable to adjust tracking fine gain E2 02Servo down during automatic adjustment E3 00Unable to read TOC E4 00 E4 01 Unable to close the disc h

37、older in the regular time Unable to open the disc holder in the regular time E5 00Slide error RadioFans.CN 10 DN-D9000 Detailed error can be displayed by JOG dial when error occurs. Error Indication TRMINSECFRAMCHARACTER Displays the track No. in which error occurred. Displays the time at which erro

38、r occurred.“H ? E ?” Operation countError code 5. System com and DSP Version Upgrade System com and DSP 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 th

39、e supplied version upgrade software should be used as is and this disc needs to finalize. 2. After loading the disc made in above step 1 into CD1, turn off the power. Then, turn on the power while pressing the OPEN/CLOSE button of CD1. The version upgrade starts with reading data of the disc. No dis

40、c should be loaded into CD2. 3. TRAY LED of both CD1 and CD2 will turn on when the version upgrade starts, and they will turn off when the version upgrade ends. ? TRAY LED of both CD1 and CD2 will blink if the version upgrade ends abnormally due to error etc. ? In case of some error or the power is

41、turned off during the version upgrade, it may be impossible to operate at all thereafter. Changing of IC502 on GU-3412 is necessary in this case, and software writing to IC502 should be done beforehand. 4. Turn off the power after finishing the version upgrade, and turn on again to take out the disc

42、. 5. File name of the upgrade software indicates version numbers. 6. ROM Drive (FG-9000) com Version Upgrade Drive (FG-9000) 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 Mo

43、de-1. The file name of the supplied version upgrade software should be used as is and this disc needs to finalize. 2. After turning on the power, load the disc made in above step 1 into the mecha. you want to upgrade the version. 3. “Drive” and “Version UP?” are indicated in the character display. P

44、ress the OPEN/CLOSE button and remove the disc when not upgrade the version. 4. Press the PLAY/PAUSE to start the version upgrade. “Now Loading” is indicated. 5. When the version upgrade is finished, “Complete” is indicated and the tray opens. 6. Turn off the power once and turn on again after take

45、out the disc. ?The version upgrade ends in 2030 seconds normally. If the power turned off underway or the version upgrade ends abnormally, the drive may become malfunction. In such a case, version upgrade with PC will be needed. 7. File name of the upgrade software indicates version number. File nam

46、e D9 ? ? . BIN System ?com version DSP version File name FG9K ? . BIN Version number RadioFans.CN 11 DN-D9000 12833 9764 132 9665 TOP VIEW SEMICONDUCTORS ? ? ? ? ? ICs Note: Indication before IC Numbers denotes P.W.B. name. FG : CD-ROM P.W.B. Unit DS : DSP P.W.B. Unit PO : Power P.W.B. Unit RC : Rem

47、ote P.W.B. Unit MN102H730F (DS: IC501) MN102H730F Terminal Function FunctionI/O Pin No. Pin NameSymbol 1CS0_CS0_OPuExt. memory chip select 0 (Flash ROM CS) 2CS1_CS1_OPuExt. memory chip select 1 (Flash ROM for memo) 3D00DQ0I/OExt. memory data in/output 0, DSP interface 0 4D01DQ1I/OExt. memory data in

48、/output 1, DSP interface 1 5D02DQ2I/OExt. memory data in/output 2, DSP interface 2 6D03DQ3I/OExt. memory data in/output 3, DSP interface 3 7VDDVDDPower (+3.3V) 8VSSVSSGND 9D04DQ4I/OExt. memory data in/output 4, DSP interface 4 10D05DQ5I/OExt. memory data in/output 5, DSP interface 5 11D06DQ6I/OExt.

49、memory data in/output 6, DSP interface 6 12D07DQ7I/OExt. memory data in/output 7, DSP interface 7 13D08,P10KEYIN2IPuHHOPEN/CLOSE2 key input 14D09,P11KEYIN1IPuHHOPEN/CLOSE1 key input 15D10,P12FPLAY1IPuHHCD1 fader start PLAY input 16PD0,DMAACK1_FCUE1IPuHHCD1 fader start CUE input 17PD1,DMAREQ1_FPLAY2IPuHHCD2 fader start PLAY input 18D11,P13FCUE2IPuHHCD2 fader start CUE input 19D12,P14JOGA2I(Pu)HHJOGA pulse input for CD2 scratch (Direction detect) 20D13,P15JOGB2I(Pu)HHJOGB pulse input for CD2 scratch (Direction detect) 21D14,P16JOGA1IPuHHJOGA