Denon-DND9000-cd-sm维修电路原理图.pdf

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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 收音机爱 好者资料库 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 rec

3、ording conditions. 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 uni

4、t:8 kg (17 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 condensat

5、ion) Storage 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

6、 Response:20 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 % pi

7、tch), 16 % (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

8、 subcode frame) 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

9、 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 the resistance from chassis to either side of the power cord is less than 460 kohms, the unit is defective. RadioFans.CN 收音机爱 好者资料库 3 DN-D9000 Drive Unit 2. Top Cov

10、er 1) Remove 4 screws 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

11、. Note: Pull at a straight 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 bel

12、ow in reverse order when reassembling) Drive Unit Flat Cable Connector 3 3 4 4 4 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 pulli

13、ng it towards 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 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 pul

14、l 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 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 ? ? and pull out Inne

15、r 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 ? ? 7 DN-D9000 43215678 D C B A E BLOCK DIAGRAM RC-D90DN-D9000 CD1 FL tube out TFS0 LRCK main

16、1 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 interface digital out CPU DSP

17、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 INTERFACE TCK0 BCLK TXD0A MAIN2

18、 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 Interface CPU TMP86CM47U 4M FLASH ME

19、MORY (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 Driver ML9207 CD1 com 8bit Bus LEDd

20、rive BU2090 D9000_Block.p6502/03/14, 18:35Page 7Adobe PageMaker 6.5J/Win 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 etc. CONFIRMING THE SERVO 2. Contents of Ser

21、vice 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 knob to execute the selected process, the pr

22、ocess 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 JOG dial. 1. System ?com version No.: “Sys_XX

23、XX” 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 Drive Diagnostic (Drive_Diag) ROM drive per

24、forms 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 displayed in the characters lower portion as “E?”.

25、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 display the logging error codes in the occur

26、red 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.) If the SELECT knob is pushed again, the m

27、emorized 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 within 59 minutes. Pressing SELECT knob enters

28、 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 the adjustment, sort of the used disc is i

29、ndicated. 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 Sensor Gain 10. PI offset 9 DN-D9000 Adjustment?

30、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 (Character-display) Contents A1 button? Heat Run (H/R1_

31、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 errors, it stops and indicates error code (see Error Cod

32、e 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 code (see Error Code Table). A3 button? System check (Sys._

33、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. Communication judge between the system ?com and ATAPI ?

34、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 character display lower portion. When the 1. 7. items are OK, t

35、heir 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 Automatic Adjustment Error Unable to detect disc Unable to adjus

36、t 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 holder in the regular time Unable to open the disc holder

37、 in the regular time E5 00Slide error 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 error occurred.“H ? E ?” Operation countError code 5. System com and DSP

38、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 the supplied version upgrade software should be used as is and this dis

39、c 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 disc should be loaded into CD2. 3. TRAY LED of both CD1 and CD2 will tur

40、n 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 turned off during the version upgrade, it may be impossible to operat

41、e 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. 5. File name of the upgrade software indicates version numbers. 6.

42、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 Mode-1. The file name of the supplied version upgrade software should b

43、e 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. Press the OPEN/CLOSE button and remove the disc when not upgrade the v

44、ersion. 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 out the disc. ?The version upgrade ends in 2030 seconds normally. If

45、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 name D9 ? ? . BIN System ?com version DSP version File name FG9K ? . BIN

46、 Version number 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 : Remote P.W.B. Unit MN102H730F (DS: IC501) MN102H730F Terminal Function FunctionI/O Pi

47、n 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/output 1, DSP interface 1 5D02DQ2I/OExt. memory data in/output 2, DSP interface 2

48、 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. memory data in/output 6, DSP interface 6 12D07DQ7I/OExt. memory data in/output 7,

49、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 pulse input for CD1 scratch (Direction detect) 22D15,P17JOGB1IPuHHJOGB pulse inpu