Kenwood-DVFS-3100-Service-Manual 电路图 维修手册.pdf

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1、DVD/VCD/CD PLAYER DVF-3080-S/8100 SERVICE MANUAL TENTATIVE 2004-4 PRINTED IN KOREA B51-5894-00 (K/K) 1360 70%70% POWRE OUT OUT OUTOUT YCBCR COMPONENT VIDEO AUDIOVIDEO RL DIGITAL OUT (PCM/BIT STREAM) COAXIAL S VIDEO Panel * (A60-) Tray panel * (A29) Front glass (B03-3945-08) Jack, RCA * (E63-) Case (

2、A01-3925-08) Power cord * (E30-) In compliance with Federal Regulations, following are repro- duction of labels on, or inside the product relating to laser product safety. KENWOOD Corp. certifies this equipment conforms to DHHS Regulations No.21 CFR 1040. 10, Chapter 1, subchapter J. DANGER : Laser

3、radiation when open and interlock 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. * Refer to parts list on page 31. There are some of no KENWOODs parts# in parts list

4、. RadioFans.CN 收音机爱 好者资料库 Please confirm that the following accessories are present. Audio cord (Red, White) .(1) Batteries (R03/AAA -size) .(2)Remote control unit .(1) (A70-1660-08) Video cable(Yellow) .(1)Coaxial cable (Black) .(1) DVF-3080-S/8100 2 ACCESSORIES / CAUTIONS Accessories The marking o

5、f products using lasers (For countries other than U.S.A. and U.S.-Military) The marking this product has been classified as Class 1. It means that there is no danger of hazardous radiation outside the product. Location: Back panel CLASS 1 LASER PRODUCT Caution on condensation Before transporting or

6、moving this unit, carry out the following operations. 1. Set the POWER ON/OFF switch to the ON without loading a disc. 2. Wait a few seconds and verify that the display shown appears. NO DISC 3. Set the POWER ON/OFF switch to OFF. Note related to transportation and movement Condensation (of dew) may

7、 occur inside the unit when there is a great difference in temperature between this unit and the outside. This unit may not function properly if condensation occurs. In this case, leave the unit for a few hours and restart the operation after the condensa- tion has dried up. Be specially cautious ag

8、ainst condensation in the following circum- stances: When this unit is carried from one place to another across a large difference in temperature, when the humidity in the room where this unit is installed increases, etc. DTS and DTS Digital Out are reg- istered trademarks of Digital Theater Systems

9、, Inc. Manufactured under license from Dolby Laboratories. Dolby and the double-D symbol are trademarks of Dolby Laboratories. The microprocessor may fall into malfunction (impossibility to operate erroneous display, etc.) when the power cord is unplugged while power is ON or due to an external fact

10、or. In this case, switch off the power, wait for several seconds, and then switch the power on again. Operation to reset Cautions RadioFans.CN 收音机爱 好者资料库 DVF-3080-S/8100 3 DISASSEMBLY FOR REPAIR 1) Insert and push a Driver in the emergency eject hole(A) at the right side, or put the Driver on the Le

11、ver(B) of the Gear Emergency and pull the Lever(B) in direction of arrow so that the Tray Disc is ejected about 1520mm. 2) Pull the Tray Disc until it is separated from the Base Main completely. Fig. How to Reset Parental Lock. 1. Connect the TV set to DVF-3080. 2. Push the power switch of DVF-3080

12、to be on. 3. Check the display of DVF-3080 shown “NO DISC”. 4. Push the “SETUP” key of remote control and TV has “set up menu” 5. Select the “16:9” on TV. 6. Push #key 1 3 9 7 1 3 9 and ENTER. Push #key again if mistype. 7. Push the power switch of DVF-3080 to be off. RadioFans.CN 收音机爱 好者资料库 DVF-308

13、0-S/8100 4 BLOCK DIAGRAM M M DISC SPINDLE MOTOR LOADING MOTOR DVD : A,B,C,D,RF0 CD : A,B,C,D,E,F,RF0 CDMDI,DVDMDI PICK UP KEY Input 6MHz B/Pb IC502 KV802. KV852. 1M 8BIT FLASH ROM M-RESET ROMAD0:19 ROMRD ROMWR MD00:15 L/R CVBS R/Pr G/Y TV_DAC0:3YC VF+ AC 90V240V 50HZ/60Hz VF- -27VA 5V VD33,VD33D 12V

14、 27MHz PWRCTL 1.8V IC504 AT24C02A EEPROM IC602 OP-AMP RC901 R/C LOAD+,- FOCUS+,- TRACK+,- SPINDLE+,- SLED (FEEDING) MOTOR SLED+,- M VD33D VD33D VD18/VD33 VD33D/5V BCLK LRCLK DACCLK IC604 MM1623XFBE VIDEO BUFFER IECDAOUT COAXIAL SPDI D2_T1:3 SCART_16:9 RGB_SEL 3V3M CDLD,DVDLD,SVREF21 5V/8V HOMESW INS

15、W,OUTSW ROMDATA0:7 5.2VA IC901 GMS81C2012(Hynix) Front Micom POWER BOARD VFD_RXD S_REQ 5.2VA 8V DMUTE IIC/VFD/DAC_SCK IC503 1M 16BIT 4Bank SDRAM VD33D IIC/VFD/DAC_TXD +12V 5V YC_MIX VIDEO_SW SER3,DAC_ML0 OPEN,CLOSE,SLEGP,SPINDLE,FOCUS,TRACK,SVREF IC506 74LCX373 VD33D GPOPALE DAC_RST DMUTE D2_T1:3 SC

16、ART_16:9 RGB_SEL DAC_RST CD_DVD, VR_CD,VR_DVD CD_DVD_CT XSFGN,XSFGP CN505 EJTAG TRST TDI TDO TMS TCK 3.3V1 3.3V2 VD18 IC601 CS4391 2DAC IC201 IP4504 DRVSB OPU_SEL JACK -27VA/VF+/VF- DIG901 FLD DISPLAY MA00:11 DMCLK CSJ BA0 BA1 DQM WEJ CASJ RASJ IC501 ALi M3355 1. Overall Block Diagram DVF-3080-S/810

17、0 5 BLOCK DIAGRAM 8VT 5VD -23VA VF+ RECTIFIERLINE FILTER SWITCHING IC TRANS FEED B. 5.2VA VF- RECTIFIER(FLD) RECTIFIER(3.8V) RECTIFIER(10V) LPF LPF RECTIFIER(14V) LPF 12V PWR CTL MULTI REG. 1.8V 3.3V RECTIFIER(5.2V) LPF AC100240V ON/OFF PICK UP IC501 ALI M3355 DVDPLAYER COMBO CHIP MD IC201 IP4504 Mo

18、tor Driver IC503 64M SDRAM FLASH ROM EEP ROM DVDLD,CDLD,CD_DVD DVDMDI.CDMDI SVREF21 DVD:A,B,C,D,RFO CD:A,B,C,D,E,F,RFO SLEGP,SPINDLE FOCUS,TRACK DRVSB,CLOSE OPEN,SVREF15 FOCUS+,FOCUS- TRACK+,TRACK- SPINDLE+,SPINDLE- SLED+,SLED- LOAD+,LOAD- OPENSW,CLOSESW,LIMITSW MA0:11 DQM CLK CS CAS RAS WE MD0:15 I

19、IC/VFD/DAC_SCK IIC/VFD/DAC_TXD ROMAD0:21 ROMRD ROMWR ROMDATA0:7 2. Power(SMPS) Block Diagram 3. SERVO Block Diagram DVF-3080-S/8100 6 BLOCK DIAGRAM 4. MPEG 44.1, 48 kHz) . 4 fs (Sampling frequency; 96 kHz) Audio section Frequency response Sampling frequency ; 44.1 kHz . 8 Hz 20 kHz Sampling frequenc

20、y ; 48 kHz . 8 Hz 22 kHz Sampling frequency ; 96 kHz . 8 Hz 44 kHz Signal to noise ratio . More than 100 dB Dynamic range. More than 92 dB Total harmonic distortion . Less than 0.007 % (1 kHz) Channel separation. More than 90 dB (1 kHz) Wow and flutter . Below measurable limit Analog output level/im

21、pedance .2 V / 550 Digital output level/impedance COAXIAL. 0.5 Vp-p / 75 OPTICAL (Only DVF-8100 for Europe) . -21 dBm -15 dBm (Wave length 660 nm) Video Section Video output format .NTSC/PAL Video compression DVD . MPEG-2 Composite video output level . 1 Vp-p (75 load, sync. negative) S-video output

22、 level (Except for Europe) (Y-signal) . 1 Vp-p (75 load, sync. negative) (C-signal) NTSC . 0.286 Vp-p (75 ) PAL . 0.300 Vp-p (75 ) Component Video output level (Y-signal) . 1 Vp-p (75 ) (Cb-signal). 0.7 Vp-p (75 ) (Cr-signal). 0.7 Vp-p (75 ) RGB output level (SCART) (For Europe).0.7 Vp-p (75 ) Horiz

23、ontal resolution . More than 500 lines Video signal to noise ratio . More than 70 dB General Power consumption . 12 W Dimensions . W : 440 mm (17-5/16 ) . H : 44 mm (1-3/4 ) . D : 249 mm (9-13/16 ) Weight (net) (DVF-3080). 2.2 kg (4.9 lb) (DVF-8100). 2.3 kg (5.1 lb) KENWOOD follows a policy of conti

24、nuous advancements in development. For this reason specifications may be changed without notice. Sufficient performance may not be exhibited at extremely cold locations (Where water freezes). NoteNoteNote HOW TO READ THE PARTS LIST ABBREVIATION OF MODEL AND MASS PRODUCTIONS DESTINATIONS AustraliaCanadaChinaEnglandEuropeGermanyKoreaMalaysia XP-E- DVF-3080-S3XP3-E3- DVF-81008-P8-E8- MexicoPX/AAFESRussiaScandinaviaShanghaiUSAOther area -Y -K- DVF-3080-S3-Y -K3- DVF-81008-K8- MODEL MODELABB. ABB.