Kenwood-DVFR-9050-Service-Manual 电路图 维修手册.pdf

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1、In compliance with Federal Regulations, following are repro- duction of labels on, or inside the product relating to laser product safety. KENWOOD-Crop. certifies this equipment conforms to DHHS Regulations No.21 CFR 1040. 10, Chapter 1, subchapter J. DANGER : Laser radiation when open and interlock

2、 defeated. AVOID DIRECT EXPOSURE TO BEAM. Caution : No connection of ground line if disassemble the unit. Please connect the ground line on rear panel, PCBs, Chassis and some others. 70% MULTIPLE DVD VCD CD PLAYER 2001-8 PRINTED IN KOREA B51-5750-00 (K/K) 2492 PHONES STANDBY DISC SKIP PURE AUDIO MOD

3、E PHONES LEVEL POWER VIRTUAL SURROUND ONOFF M I NMAX SAMPLING 192kHzfs DISC 1DISC 2DISC 3DISC 4DISC 5 OPEN/CLOSE 96kHzfs Knob * (K29-) Knob * (K29-) Panel * (A60-) Phone jack (E11-0190-05) ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? Front glass (B10-3609-02) DV-5700 SERVICE

4、 MANUAL DVF-R9050/R9050-S Knob * (K29-) Metallic cabinet * (A01-) Pin jack (E63-1128-05) Slide switch (S31-1623-05) Pin jack (E63-1156-05) AC power cord bushing (J42-0083-05) Rectangular receptacle (E58-0027-05) Oscillating module (W02-2732-05) Cylindrical receptacle (E56-0031-05) Pin jack (E63-1171

5、-05) AC power cord * (E30-) Pin jack (E63-1158-05) Illust. is DVF-R9050 * Refer to parts list on page 61. RadioFans.CN 收音机爱 好者资料库 Video cable (1) (E30-1427-05) Audio cables (3) (E30-0505-05) Joystick remot control unit(1) (A70-1489-05): RC-D0711 Batteries (R6/AA)(2) Battery cover (A09-1124-08) S Vid

6、eo cable(1) (E30-2956-05) Coaxial cable (1) (E30-2365-05) DV-5700/DVF-R9050/R9050-S 2 CONTENTS / ACCESSORIES / CAUTIONS CONTENTS / ACCESSORIES / CAUTIONS. 2 DISASSEMBLY FOR REPAIR.3 BLOCK DIAGRAM .4 CIRCUIT DESCRIPTION.5 MECHANISM DESCRIPTION.22 ADJUSTMENT.26 WIRING DIAGRAM.27 PARTS DESCRIPTIONS .28

7、 PC BOARD . 29 SCHEMATIC DIAGRAM . 36 EXPLODED VIEW .58 PARTS LIST.61 SPECIFICATIONS .Back cover Contents Accessories CAUTION VISIBLE LASER RADIATION WHEN OPEN. DO NOT STARE INTO BEAM. Location: Back panel Inside this laser product, a laser diode classified as Class 2 laser radiation is contained as

8、 alerted by the internal caution label shown above. Do not stare into beam. Location: DVD laser pick-up unit cover inside this product CLASS 1 LASER PRODUCT The marking of products using lasers (For countries other than U.S.A., U.S.- Military and Canada) The marking this product has been classified

9、as Class 1. It means that there is no danger of hazardous radiation outside the product. Cautions RadioFans.CN 收音机爱 好者资料库 DV-5700/DVF-R9050/R9050-S 3 DISASSEMBLY FOR REPAIR 1 5 2 3 6 4 5 HOOK ( x2) HOOK x2 Guide 6 3 4 HOOK GUIDE ARM DRIVE GEAR HOOK LOADING GEAR (A) (Free) PROTRUSION OF TRAY 2 1 5 RE

10、AR 1. How to Remove Tray 1. Remove the front panel and flexible cable. Disassemble the X25, X35 and power supply pcb with sub chassis if it is a difficult. 2. Push and hold the lever()to clockwise and pull out the tray to frontwards() where the hook of tray() meets with guide(). 3. Push hooks(), bot

11、h sides, inwards and release them from guides(). 4. Pull hooks of tray() outwards and remove the tray upwards(). 2. How to Assemble Tray 1. Adjust the position of drive gear as figure(). Check traverse unit is at the lowest position. 2. Load the tray on the loading mechanism. Check the position wher

12、e the loading gear(A) is free() 3. Meet the hooks with guides and push hooks to load the tray(). 4. Set the right side hook to loading mechanism(). 5. Set the left side hook to loading mechanism with pulling it outwards(). 6. Push the tray backwards(). RadioFans.CN 收音机爱 好者资料库 DV-5700/DVF-R9050/R9050

13、-S 4 BLOCK DIAGRAM DAT0-3 VIDEO ENCODER PROGRESSIVE SCAN CONVERTER MP3 DECODER TRACKING FOCUS STD0-7 STD0-7 VD0-7 IEC OUT B/Cb OUT 0-9 R/Cr OUT0-9 G/Y OUT0-9 Y, C G, B Y, Cb, Cr Y COMP C AV1 RGB OUT DVD RGB AV2 RGB DVD Y, C, COMP AV1 Y, C, COMP AV2 Y, C, COMP OUT AV2 Y, C, COMP AV1 Y, C, COMP OUT AV

14、2 AUDIO DVD AUDIO AV1 AUDIO OUT AV1 AUDIO AV2 AUDIO OUT AV2 FUNC,BLK AV1 FUNC,BLK AUDIO DAC DRIVE AUDIO SW I/P SW SCART CONTROL VIDEO SW CONTROL DMIX AUTO (FL, FR) AUTO1 (SL, SR) AUTO2 (C, SW) Fs OUT 27M SCAN CONVERTRE PROGRESSIVE VIEDEO ENCODER ODCADSC MP3 CPPM, DRIVE DAC IEEE1394 POWER : AC230V 50

15、Hz(E) : AC110-120V : AC120V 60Hz 50/60Hz (K) (Y) A+9V/-9V M+9V AGND FL-35V FL+- DGND/SGND D+5V/3.3V EV+12V EVGND EV+5V DAC+5V A+7V/-7V A+5V/-5V D+2.5V PLAY/OPEN/CLOSE CONTROL /MGND AUDIO DVD CD /220-240V PROG Y C 13.5M 384Fs 768Fs Y, Cb, Cr/R, MP3 DATA , LRCK, BCK PLL/DSL HF SERVO CONT CIRC/DAC SERV

16、O CONTROLLER MN67706 ADVANCED DISCOPTICAL DISC CONTROLLER ATAPI ROM DEC ECC 4MDRAM MN103S13B IC101 IC900 unit inspection, factory test mode, measurement. In this manual, items of repair, test mode and inspection are available. Setting Turn power on with pressing PAUSE key. Display shows TEST. Turn p

17、ower on with pressing DISC1 key. Display shows INSPECTION. Cancellation of Setting Turn power off. Key vs Function Keys which described in the following table work as it is. TEST MODE Key ModeDisplayOperation PLAY-Playback timeDisc Playback SKIP-UPSTOP All segments light Niagara mode Playback time D

18、isplay shows cyclically by pressing key SKIP-UPPLAYBACKPlayback timePlayback next chapter/track #/program # SKIP-DOWNPLAYBACKPlayback timePlayback before chapter/track #/program # STOP-Time Stop to operate and return to first step of this test mode. DISC2PLAYBACK MUTE ON MUTE OFF Mute works cyclical

19、ly on or off. DISC3- LPF 60k LPF 110k Speaker protection works cyclically on or off.(Cut- off freq. Change 60k or 110k) DISC4- WIDE1 WIDE2 NORMAL WIDE mode changes cyclically WIDE1 or WIDE2. DISC5- SCART RGB SCART YC SCART Through Video signal of SCART changes cyclically RGB(DVD) Y/C(DVD) Through(AV

20、1 AV2) OK or IC*Self check mode(refer to Servo Error Code) STOP+DISC1STOPRotary turns clockwise. STOP+DISC2STOPRotary turns counter clockwise. STOP+DISC3STOPTray opens STOP+DISC4STOPTray closes DISC SKIP DV-5700/DVF-R9050/R9050-S 6 CIRCUIT DESCRIPTION INSPECTION Key ModeDisplayOperation PLAY-Playbac

21、k timeDisc Playback SKIP-UPSTOP All segments light Niagara mode Playback time Display shows cyclically by pressing key SKIP-UPPLAYBACKPlayback timePlayback next chapter/track #/program # SKIP-DOWNPLAYBACKPlayback timePlayback before chapter/track #/program # STOP-INSPECTION Display shows cyclically

22、by pressing key. inspection mode. STOPSTOP Model/destination/region code / Main -com version. Display shows cyclically by pressing key. DISC1PLAYBACKJitter *% Shows jitter value(binary value vs time deviation of PLL-clock) DISC2- CPPM KEY ID 13 figures. DISC4- WIDE1 WIDE2 NORMAL WIDE mode changes cy

23、clically WIDE1 or WIDE2. DISPLAY CONTENTSREASONCANCELING KEYREMARKS Main processor doesnt work Sio-0 bus damaged No right position of rotary Foreign matter inserted No right position of rotary Foreign matter inserted E1102No turn of rotaryForeign matter inserted OPEN/CLOSE or DISC SKIP E0101No openM

24、echanism jamCLOSE Initialization No showNo CloseMechanism jamInitialization Disc full load Not stop to turn theproper position Load disc at noproperposition Foreign matter inserted at sensor No showWaiting Turn power off in open/close mode. CLOSE Press the CLOSE key after turn the power on again. OP

25、EN/CLOSE or DISC SKIP Check the sensor of discs on the rotary. NO Remove the one disc after turn power off E0102Playing Disc inside No detection of disc position E0103 No contact with main processor No cancellation of chucking Poor disc chuckingNo E1101 No E1001No ERROR CODE OF MECHANISM DEFINITIONC

26、ONTENTSCODEBLOCKTIMING ODC(Optical Device Control) MOD_NOT_CRCOKNo CRCOK signal0 x4303(ADSC,ODC,disc ,pickup) Read address error at lead in or focus jump. MAS_ECC_ERRAbnormal ODC ODC ERROR ODCNo emission OK on disc and host in 5 secs. LAYER_CMP_ERRAbnormal LAYER in seek mode- OUT_PB_AREA_NGOUT of PB

27、 AREA- DATA_TR_PLAY_NGDATA Track Play- SEEK_NG_CHGNVNo data caused seek error- UNCORRECT_ERR No control data by demodulator error - INVALID_CMD_ERROut of secter ID0 xD601 Over data from disc(DVD : 0 xFFF)(VCD : 00:02:00 less)(CD : 0 xFFF) UNCORRECT_LEADIN No lead-in data by demodulator error 0 xD602

28、Time over in lead-in. UNCORRECT_ KEYDET No lead-in data by demodulator error 0 xD603 (ADSC,ODC,disc ,pickup) ODC,disc ERROR CODE OF CIRCUIT BY SELF CHECK MODE (TEST MODE) DEFINITIONCONTENTSCODEBLOCKTIMING SERVO TRAY_LOADING_ERRTray Loading Error.0 x4000 ADSC, TRAY Mechanism, Motor LSI DCM_TRAYCTL_T(

29、time out 5secs) FOCUS_SVERRFocus Servo Error.0 x4100 ADSC, pickup when 53OEOit is set low the outputs will be set into a high-impedance state. 5658IFORMAT(20)IInput signal format control. 5961OFORMAT(20)OOutput signal format control. The settings of DADDR(1,0) allow the device address of the control

30、 44,45DADDR(1,0)-bus to be programmed to prevent conflict with the other devices connected to the bus. When this pin is set low the control bus will operate in the slave mode 46MODE-; allowing the device to programmed from an external controller. 47SDAI2-wire serial control bus data. 48SCLI/O2-wire

31、serial control bus clock. 40PIXCLKIPixel clock input. This clock is used to drive all the circuits in the FL12200. 62N/P/IN/OUTI/ONTSC/PAL input or output. Control Signals(contd.) 52NOMEMINo memory mode control input. Input Signals 1827G/YIN(09)I10-bit green or luminance signal input bus. 615B/CbIN(

32、09)I10-bit blue or Cb chroma signal input bus. 2832R/CrIN(04) I10-bit red or Cr chroma signal input bus. 3539R/CrIN(59) 3HSYNCREFIIHorizontal sync or reference. 4VSYNCREFIIVertical sync or reference. 5FIELDINIField identifier input. Output Signals 6572G/YOUT(29) OGreen or luminance output bus. 75,76

33、G/YOUT0,1 93,94B/CbOUT8,9 OBlue or Cb chrominance output bus. 97104B/CbOUT(07) 8. Video Deinterlacer : FL12200(X35, IC700) 8-1 Port Function DV-5700/DVF-R9050/R9050-S 18 CIRCUIT DESCRIPTION Ext. Syncs / PIXCLK PLL/Clock Generator Sync Generator Sync Out RGB/YUV/ YCrCb/D1 10 / / / Input Signal Format

34、ter Deinterlacer Core with DCDiTM , Motion Compensation, Film Mode Detection and Bad Edit Correction Output Signal Formatter 10 / / / YU V /RGB/ YCrCb DADDR SDA SCL 2 / Control Interface and Registers Port No.Port NameI/OFunction 7783R/CrOUT(39) ORed or Cr chrominance output bus. 8688R/CrOUT(02) 116

35、CCLKOOChroma output sampling clock. 117YCLKOOLuma output sampling clock. 89VREFO-Start of active field or frame indicator. 90HREFOOStart of active line indicator output. 91VSYNC/CREFOO Vertical sync output. This signal provides the vertical sync function for the outputs. 92H/CSYNCOO Horizontal or co

36、mposite sync output. This signal provides the horizontal sync function for the outputs. 110FILMOFilm mode detector output. SDRAM Interface Signals 125131ADDR(410) - SDRAM address bus. This signal bus is used to address the 133136ADDR(03)external SDARM(s) used for field memories. 139143,146150DATA(04

37、) SDRAM data bus. This signal bus is used to transfer the data 153157,16016659,1014,- to and from the external SDRAM(s) used for field memories. 1691761521,2229 118MEMCLKOOSDRAM clock and 2x output sampling clock. 119WEN- SDRAM write enable. This active low signal should be connected to the WE pin(s

38、) on the SDRAM(s). 120RASN- SDRAM row address select. This active low signal should be connected to the RAS pin(s) on the SDRAM(s). 121CASN- SDRAM column address select. This active low signal should be connected to the CAS pin(s) on the SDRAM(s). 122BSEL-SDRAM bank select. 8-2 Simplified Block Diag

39、ram DV-5700/DVF-R9050/R9050-S 19 CIRCUIT DESCRIPTION Port No.Port NameI/OFunction 1BCKIAudio data bit clock input. 2DATAIAudio data digital input. 3LRCKIL-ch/R-ch audio data latch enable input. 4DGND-Digital ground. 5VDD-Digital power supply (+3.3v). 6VCC-Analog power supply (+5.0V). 7VOUTLOAnalog o

40、utput for L-ch. 8VOUTROAnalog output for R-ch. 9AGND-Analog ground. 10VCOM-Common voltage decoupling. 11ZEROR/ZEROAOZero flag output for R-ch / Zero flag output for L/R-ch. 12ZEROL/NAOZero flag output for L-ch / No assign. 13MDIMode control data input. 14MCIMode control clock input. 15MLIMode contro

41、l latch input. 16SCLISystem clock input. 9. Port Function of 2ch DAC : PCM1748E (X25, IC204) Port No.Port NameI/OFunction 16 ZERO16 OZero data flag for Vout 16. Can also be used as GPO pin.(Unused) /GPO16 7NC-Analog ground. 8NC-Analog power supply (+5.0V). 9VOUT6OVoltage output for audio signal corr

42、esponding to Rch on data3. Up to 96 kHz 10VOUT5OVoltage output for audio signal corresponding to Lch on data3. Up to 96 kHz 11VOUT4OVoltage output for audio signal corresponding to Rch on data2. Up to 96 kHz 12VOUT3OVoltage output for audio signal corresponding to Lch on data2. Up to 96 kHz 13VOUT2O

43、Voltage output for audio signal corresponding to Rch on data1. Up to 192 kHz 14VOUT1OVoltage output for audio signal corresponding to Lch on data1. Up to 192 kHz 15VCOMOCommon voltage output. 16NC-Analog ground. 17AGND5-Analog ground. 18VCC5-Analog power supply (+5.0V). 19AGND6-Analog ground. 20NC-A

44、nalog power supply (+5.0V). 21AGND4-Analog ground. 22VCC4-Analog power supply (+5.0V). 23AGND3-Analog ground. 24VCC3-Analog power supply (+5.0V). 25AGNG2-Analog ground. 26VCC2-Analog power supply (+5.0V). 27AGND1-Analog ground. 28VCC1-Analog power supply (+5.0V). 29NC-Analog ground. 30NC-Analog powe

45、r supply (+5.0V). 31,32NC-Analog ground. 33MDOOSerial data output for function register control port. (Unused) 34MDII Serial data input for function register control port. 35MCIShift clock for function register control port. 36MLILatch enable for function register control port. 37RSTISystem reset in

46、put. (Active low) 38SCKIISystem clock input. Input frequency is 128, 192, 256, 384, 512 or 768fs. 10. Port Function of 6ch DAC : PCM1602KY (X25, IC205) DV-5700/DVF-R9050/R9050-S 20 CIRCUIT DESCRIPTION DVF-R9050Audio Output Block Diagram * SCART terminals (AV1,2) are available for European model only

47、. IC212 IC204SW1 A DMIX2chL.P.F. DAC60k MUTE MIX AOUT0IC901 B DRIVEL2CH X35IC205 H : 60k L : 110k -229L.P.F. AOUT1IC902 MUTE FL. FR DRIVE6ch 60k/110k L.P.F. L.P.F. AOUT2IC903DAC 60k100kHz MUTE SL. SR DRIVEIC801SW2 L.P.F. L.P.F. SW 60k MUTE C. SW Serial- H2CH Parallel MUTE AV1 CONTROL IC224BUSSL : Buss ManagementAV2 X25-646H : Through E TYPE ONLY Media vs Switches Low Pass FilterMedia MediaS