HarmanKardon-DVD27.230-cd-sm维修电路原理图.pdf

《HarmanKardon-DVD27.230-cd-sm维修电路原理图.pdf》由会员分享，可在线阅读，更多相关《HarmanKardon-DVD27.230-cd-sm维修电路原理图.pdf（26页珍藏版）》请在收音机爱好者资料库上搜索。

1、DVD27/230 SERVICE MANUAL harman/kardon Power for the Digital Revolution RadioFans.CN MODEL NAME : DVD27 DVD27/230 MODEL NAME : DVD27 DVD27/230 MP ReleaseMP Release Description : Characteristics Specification of Analog Audio L / R (2CH.) Analog Audio L / R (2CH.) Test Disc : TDV-540A (ABEX) , YEDS7 (

2、Sony) Test Conditions : 10k Load Terminated , Must to be connect AP GND with set chassis. AC Input : For USA (120V/60Hz) , For Europe (230V/50Hz) Test Measuerment : CASCADE SYS-2522 (A.P) 1.ANALOG AUDIO OUTPUT Serial No. : Measurement ItemLimitNorminalTEST DISC CASCADE SYS-2522 (A.P) 1.ANALOG AUDIO

3、OUTPUT Serial No. : Measurement ItemLimitNorminalTEST DISC Output Level VrmsL2.02 YEDS7 (SONY) TRACK 1 1KHz 0dB PlaybackR2.02 Level differenceVrms 0.20 F/ response dB Hz L 1.0 -0.01 YEDS7 (SONY) TRACK 2Reference 1KHz 0dB R -0.01 100Hz L 1.0 -0.01YEDS7 (SONY) TRACK 4 BW : 10Hz500KHzR-0.01 Filter : No

4、ne 10KHz L 1.0 -0.03YEDS7 (SONY) TRACK 10R-0.03 KHz L 1.0 -0.14YEDS7 (SONY) TRACK 13R-0.14 4KHz L 1.5 -1.05TDV-540A (ABEX) R-1.05T4,C16 AU3 Emphasis KHz L -4.531.0 -4.55YEDS7 (SONY) TRACK 40CharacteristicdBR-4.55 Ref.1kHz 0dB KHz L -9.04 1.0 -9.03YEDS7 (SONY) TRACK 41BW : 22Hz22KHzR-9.03 S/NdBL 105

5、-120.8YEDS7 (SONY) TRACK 232222KHz AweightedR-120.8 Channel SeBparationd 95 -120.5YEDS7 (SONY) TRACK 30 , 341KHz 0dB Playback 1KHz Bandpass-120.5 LinearitydBL -89.53 -89.5YEDS7 (SONY) TRACK 22-90dB playback BW : 22Hz22KHzR-89.5 T.H.D%L 0.005 0.0015YEDS7 (SONY) TRACK 11KHz 0dB Playback BW : 22Hz22KHz

6、R0.0015 Dynamic RangedBL 90 97.7YEDS7 (SONY) TRACK 20CD-DA 1KHz -60dB 20KHz AES1720KHz AES17R97.7 T.H.D%L 0.005 0.001TDV-540A (ABEX) T3, C1 BW : 22Hzz22KHR0.001 Dynamic RangedBL 90 104.3TDV-540A (ABEX) T3, C2 BW : 20KHzS AE 17R104.3 T.H.D%L 0.005 0.001TDV-540A (ABEX) T2, C1 , AU248 BW : 22Hzz22KHR0.

7、001 Dynamic RangedBL 90 105.3TDV-540A (ABEX) T2, C2 , AU248 20KHz AES1720KHz AES17R105.3 2. DIGITAL OUT2. DIGITAL OUT 1) OPTICAL OUT (BW : 50Hz100KHz) Peak to Peak JITTER44.1KHz 50mUI7.2 Normal 44.1KHz (mUI)CD Playback JITTER96KHz 50mUI13.6 Normal 96KHz (mUI)DVD Playback 2) COAXIAL OUT Output Level

8、mV 500+50 (mV)525 Normal CD or DVD Peak to Peak Level at 75ohm load terminatedPlayback Harman / Kardon RadioFans.CN MODEL NAME : DVD27 DVD27/230 MODEL NAME : DVD27 DVD27/230 MP ReleaseMP Release Description : Characteristics Specification of Video Video Test Disc : TDV-540A (ABEX) , MDVD-111 (TEAC)

9、Serial NO.:Serial NO.: Test Conditions : 75 Load Terminated AC Input : For USA (120V/60Hz) , For Europe (230V/50Hz) Test Measuerment : VM-700T 1. Video Level Test (75 Terminated) Measurement ItemLimitNorminalTest Disc 1. Video Level Test (75 Terminated) Measurement ItemLimitNorminalTest Disc Video o

10、utput V Composite1.0V 0.1V1.02 MDVD-111 TITLE2,CHAPTER1 100% Color BAR S-Video Y1.0V 0.1V1.02 S-Video C286mV 30mV290 Component Y1.0V 0.1V1.03 Component Pb700mV 70mV680 Component Pr700mV 70mV680 Scart CVBS1.0V 0.1V1.02 Scart Red700mV 70mV720 Scart Green700mV 70mV720 Scart Blue700mV 70mV720 * Pb/Pr al

11、ign the disc with the guides and place it in its proper position. Incorrect disc type Check to see that disc is CD, CD-R, CD-RW,VCD, MP3,WMA, JPEG, DVD-R, DVD-RW, DVD+R, DVD+RW (standard conforming) or DVD-Video; other types will not play. Invalid Region Code Use Region 1 or Open Region (0) disc onl

12、y. Rating is above parental preset Enter password to override or change rating settings (see page 18). No picture Intermittent connections Check all video connections. Wrong input Check input selection of TV or receiver. Progressive Scan output selected Use Progressive Scan mode only with compatible

13、 TV. If needed, press the Progressive Scan/Interlaced Button H to toggle to the correct mode. Video Off feature active Press Video Off ButtonFto reactivate video circuitry (see page 20). No sound Intermittent connections Check all audio connections. Incorrect digital audio selection Check digital au

14、dio settings. DVD disc is in fast or slow mode There is no audio playback on DVD discs during fast or slow modes. Surround receiver not compatible Use analog audio outputs. with 96kHz PCM audio Picture is distorted or jumps during MPEG-2 decoding It is a normal artifact of DVD playback for pictures

15、to jump fast forward or reverse playor show some distortion during rapid play. Some remote buttons do not operate Function not permitted at this time With most discs, some functions are not permitted at certain during DVD play; prohibited symbol times (e.g.,Track Skip) or at all (e.g., direct audio

16、track selection). appears (see below) The OSD menu is in a foreign language Incorrect OSD language Change the display language selection (see page 18). The symbol appears Requested function not available at Certain functions may be disabled by the DVD itself during this timepassages of a disc. Pictu

17、re is displayed in the Incorrect match of aspect ratio settings Change aspect ratio settings (see page 19). wrong aspect ratioto disc Remote control inoperative Weak batteries Change both batteries. Sensor is blocked Clear path to sensor or use optional outboard remote sensor. Disc will not copy to

18、VCR Copy protection Many DVDs are encoded with copy protection to prevent copying to VCR. Password not accepted. Incorrect password being used or Stop play of disc. Press and hold the Clear Button 3 until the display password has been forgotten.blinks.This resets the password and all settings to the

19、ir defaults. IC PIN OUT IC47 TC74HCT7007 IC 23 AM5888S IC 15 AT2408A IC 42 BA7660FS IC 41 BH7862FS IC22 ML12L64164A-7T IC 21 M29W160ET IC 45 ST72F324KR Harman Consumer Group International DI S A S S E M BL Y R e mo v e t h e S c r e ws 5. R e mo v i n g t h e M a i n Pc b & S mp s Pc b 1 1 R e mo v

20、e t h e S c r e ws 5321 4. R e mo v i n g t h e R e a r Pa n e l DV D2 7/ 2 30 1 2 1. R e mo v i n g t h e To p Ca b i n e t R e mo v e t h e S c r e ws 4 3 2 1 R e mo v e t h e S c r e ws 3. R e mo v i n g t h e Fr o n t Pa n e l 1 4 1 2 1 1 2 . R e mo v i n g t h e Bo t t o m Ch a s s i s R e mo v

21、 e t h e S c r e ws 4 1 2 2 6 5 6 2 3 4 5 Harman Consumer Group International Harman Consumer Group International DVD Player Block Diagram (DVD 27)DVD Player Block Diagram (DVD 27) S C A R T FILTERFILTER Y Pb Pr Comp. S-Video Coax. SPDIF OUTSPDIF OUT Optical T.R BUFFER T.R BUFFER 2Ch. Analo I I2 2S

22、DATAS DATA OPAMP OPAMP PHOTO PHOTOIN COUPLER KP1010B COUPLER KP1010BOUT SYSTEM SMPS Assy COP11840B SMPS Assy COP11840B Key PadKey Pad VFD (Semi Dot Type) 11BT242GNKVFD (Semi Dot Type) 11BT242GNK BUFFER 74HCT7007 BUFFER 74HCT7007 Remote Sensor SYSTEM u-COM ST72F324K2 8MHz OSC Remote Sensor SYSTEM u-C

23、OM ST72F324K2 8MHz OSC TRAVERSE UNITTRAVERSE UNIT (SANYO PICK-UP HD62) 16M Bit FLASH u-COM M29W160ET70N DV-342FV RF SERVO ZR36707 16M Bit FLASH u-COM M29W160ET70N DV-342FV RF SERVO ZR36707 M P E GM P E G ZR36778 27MHz OSC T.R MUTE Control ZR36778 27MHz OSC T.R MUTE Control 3CH VIDEO DRV. BA7660FS 3C

24、H VIDEO DRV. BA7660FS EEPROM 24C08 EEPROM 24C08 6CH. VIDEO DRV. BH7862FS Built in filter 6CH. VIDEO DRV. BH7862FS Built in filter EUR ONLYEUR ONLY VIDEO SDRAM 64M M12L64164A7T OPEN/CLOSE & AM5888S SPINDLE MOTOR & SLED CONTROL VIDEO SDRAM 64M M12L64164A7T OPEN/CLOSE & AM5888S SPINDLE MOTOR & SLED CON

25、TROL 2Ch. Audio DAC CS4392KZZ 2Ch. Audio DAC CS4392KZZ Harman Consumer Group International DVD27_ MP.sch-4 - Mon Dec 26 10:52:04 2005 Harman Consumer Group International DVD27_ MP.sch-3 - Mon Dec 26 10:55:36 2005 Harman Consumer Group International DVD27_ MP.sch-2 - Mon Dec 26 10:56:46 2005 Harman Consumer Group International DVD27_MP.sch-1 - Thu Dec 29 14:10:12 2005 Harman Consumer Group International DVD 27-50613SMPS.sch-1 - Mon Dec 26 16:29:58 2005 Harman Consumer Group International