Kenwood DV-K751, Service Manual

Page 1: ...B51 5468 00 K K 3547 Illust is DV K751 Refer to parts list on page 33 7 3 4 1 MIC 2 MIC 1 POWER ON OFF ON STANDBY SHUTTLE 0 w 8 MIC LEVEL MIC 1 MIC 2 FL DISPLAY PCM BIT STREAM COAXIAL OPTICAL DIGITAL OUTPUT CENTER S VIDEO OUTPUT VIDEO OUTPUT MIX LINE OUTPUT SUB WOOFER SURROUND FRONT 6CH OUTPUT L R 1 2 SYSTEM CONTROL Knob K29 6835 22 Indicator B12 0311 04 AC power cord E30 Phono jack E63 1064 05 Ph...

Page 2: ...deo cord Yellow 1 System control cord 1 AC E03 0115 05 plug adaptor 1 Use to adapt the plug on the power cord to the shape of the wall outlet Accessory only for regions where use is necessary V K751 S701 CONTENTS ACCESSORIES ONTENTS ACCESSORIES 2 AUTIONS 3 ONTROLS 4 LOCK DIAGRAM 8 IRCUIT DESCRIPTION 9 DJUSTMENT 10 PARTS DESCRIPTIONS 12 PC BOARD 13 SCHEMATIC DIAGRAM 17 EXPLODED VIEW 30 PARTS LIST 3...

Page 3: ... few seconds and verify that the display shown appears 4 Set the POWER key to OFF Operation to reset 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 factor In this case execute the following procedure to reset the microprocessor and return it to normal condi tion Please note that re...

Page 4: ...ower is supplied to the system to back up the memory This is called th standby mode Under that condition the system can be turned ON by the remote control unit 7 3 4 1 POWER ON OFF ON STANDBY SHUTTLE 0 w 8 TEXT DISPLAY ALL INFO TITLE SEARCH REPEAT FL DISPLAY 1 6 8 3 2 4 5 7 0 DVD VCD CD P B C DOLBY DIGITAL RANDOM PROG STEREO ANGLE PCM MPEG REPEAT ALL L R TITLE CHAPTER TRACK CD TEXT A B 9 Display M...

Page 5: ...UT jacks should be connected directly to the TV Do not connect them to the TV via a VCR Otherwise the played video may be disturbed due to the copy protection function Initial setup Set initial setup 6 TV Aspect according to the aspect ratio 4 3 or 16 9 of your TV SYSTEM CONTROL IN System control cord provided Stereo system commercially available The connected components shown here are typical exa...

Page 6: ...EARCH key 7 DISPLAY key 8 OPEN CLOSE 0 key VIRTUAL SURR DISPLAY OPEN CLOSE 1 2 3 4 5 6 A B REPEAT REPEAT 7 8 9 CLEAR P MODE 0 TITLE MENU RETURN ON SCREEN 4 ANGLE AUDIO SUB TITLE MEMORY 7 3 1 8 ASSIST VOCAL KARAOKE HIT MASTER SET UP KARAOKE MODE MELODY DIGITAL ECHO REQUEST KEY CONTROL I È S i 8 3 4 5 6 ENTER 0 POWER STEREO 7 2 1 Remote control unit DV K751 The remote control unit incorporates the b...

Page 7: ...e care to store the remote control unit in a safe place so as not to lose it Model RC D0703 Infrared ray system 1 VIRTUAL SURR key 2 POWER key 3 CD VCD and DVD related control keys Numeric 0 to 9 keys CLEAR key P MODE key A B REPEAT key REPEAT key STEREO key 4 CD VCD and DVD related control keys Cursor fi keys ENTER key Pause 8 key Forward and reverse search 1 keys TITLE key MENU key RETURN key ON...

Page 8: ...4 MUTE Q424 425 DAC IC3 1 2 FILTER IC18 1 2 FILTER IC18 2 2 IC17 IC17 2 2 SWITCH CONTROL Q500 502 LED DISPLAY DRIVER FL DOT DISPLAY FL IC1 ED2 SENSOR A1 REMOTE SWITCH KEY MUTE 2 2 1 2 Q103 33dB 1 2 33dB Q104 MUTE 2 2 Q101 C IC4 1 2 FILTER IC3 DAC IC5 1 2 FILTER IC4 2 2 IC5 2 2 D R I V E 24 BIT IC2 A F Q407 409 MUTE IC8 9 SELECT MUTE Q406 408 MUTE Q403 405 MUTE Q402 404 IC4 DAC Q426 427 MUTE G IC13...

Page 9: ... DVF 9010 3 75V 7 STOP MIC 1 UP ALL INFO CD TEXT DV 2070 2 92V STILL PAUSE MIC 2 DOWN TITLE SERCH CD TEXT DVF K7010 2 08V FWD SKIP MIC 2 UP REPEAT DVF5010 1 25V BWD SKIP FL DISPLAY FL DISPLAY DV 203 0 42V OPEN CLOSE POWER POWER DV S701 0 V Voltage matrix of microprocessor Note Please refer to DVF 7010 B51 5456 00 service manual if need the information of microprocessor and the like ...

Page 10: ...FIG 1 TANGENTIAL Tangential nut 2 TILT Tilt nut MECHANISM ADJUSTMENT PROCEDURE DV DISC Connect an oscillo scope to TL5206 and chassis GND DVD main unit W02 266x xx Minimum DC level and flat wave a STILL ote Adjust to repeat No 1 and 2 about 2 3 times by a hexagon driver on the bottom chassis of set then complete No 2 After complete adjustment confirm to play MD CD and Video CD disc the correct a ...

Page 11: ...03Vp p d PAL 1 VIDEO LEVEL Y DISC 100 COLOR BAR Connect the TV monitor and the oscilloscope STILL VR3232 MAIN CBA WHITE 1 00V 0 05Vp p b 2 VIDEO LEVEL C DISC 75 COLOR BAR Connect the TV monitor and the oscilloscope STILL VR3233 MAIN CBA CYAN 0 66V 0 02Vp p c WHITE BURST BURST NTSC PAL 1 00V 0 05Vp p 1 00V 0 05Vp p NTSC PAL 0 7V 0 02Vp p 0 66V 0 02Vp p 100 COLOR BAR oscilloscope 75 COLOR BAR oscill...

Page 12: ...12 V K751 S701 PARTS DESCRIPTIONS ...

Page 13: ... 4 1 8 5 14 15 28 R567 1 14 R571 R505 C414 R416 R576 R577 R432 B E B E B E B E S D G IC2 B E R45 B E 5 4 3 1 B E 8 1 R437 4 1 5 8 R514 B E C495 R519 4 1 5 8 16 9 8 1 R579 12 1 13 24 4 5 8 R512 R575 8 5 4 1 5 8 4 1 5 8 4 1 R513 R511 R509 E B 1 9 1 8 1 5 8 1 O I G SYSTEM CONTROL COAXIAL OPTICAL DIGITAL OUTPUT FRONT SURR MIX LINE OUTPUT MIX LINE OUTPUT AUDIO OUTPUT VIDEO VIDEO OUTPUT S VIDEO1 S VIDEO...

Page 14: ...101 MIC2 MIC1 1 14 WH1 GND B B B GND VOLTL BCK DIN LRCK GND D5V VCC VCC GND RESET MUTE EMPH D5V RESET MUTE NC NC NC EMPH NC NC D5V D GND LRCK BCK DATA MCK CN2 12V L CH GND R CH 12V NC NC NC GND MUTE GND GND R68 W53 W52 W70 C46 C39 C42 C47 C38 W54 C56 C58 C57 C55 C53 C54 R70 R69 W65 W64 W57 R72 CN3 C70 C75 W58 C51 C40 C52 C41 C68 C74 R74 R71 W71 W104 W112 W111 W109 W110 W107 W114 W113 W18 C6 W7 W13...

Page 15: ... 05 E ABB W02 266X XX DVD CIRCUIT 22 21 ABB W02 266X XX DVD CIRCUIT K M2 0 05 18 17 20 19 MUTE RESET 2 1 BITI BITO FSI 5 4 3 R557 100 VCC 25 22 28 2 21 26 5V C504 330u16 VCC C545 560P 28 8 4 4 ACT T F COIL 5V L001 2 2uH R002 C001 0 027 0 3 15K VR001 1 2 5V PIN GND LD 6 7 5V 8 21 20 19 ACT F AGND ACT F 2 3 4 5 24 25 22 23 T COIL ACT T 1 TP7 TP13 26 H1 VC H1 2 3 1 2 3 1 ACT T 18 19 20 15 14 17 16 5V...

Page 16: ... C499 100P 1 12V 11 12 13 15 16 14 VDD R525 47 W16 12V W15 12V 9 6 5 8 R420 47 12V MIX Rch 7 12V R417 47 C572 100P R415 100K 2 12V 4 3 12V 12V 12V FL 1 12V 12V 12V C408 100P R412 47 7 4 100P GND 15 VDD 16 11 12 13 14 47 1 12V C411 0 01 C409 100P 8 C410 IC18 R413 12V W17 R421 47 VSS 100P C571 100K R419 9 10 6 8 5 W4 12V C415 100P C419 0 01 MIX Lch 7 IC19 20 12V 12V 3 2 12V R530 56K R527 C525 0 068 ...

Page 17: ... 5V 5 4 3 2 NC 1 CLR P13 10 35V 14 13 12 STB CLK DATA 9 11 P14 P15 P16 14 13 26 R539 100 44 43 50 48 5V 19 4 18 17 16 15 P4 P2 P1 P3 5 6 7 8 P10 P11 VSS P12 49 51 22 21 20 VDD P5 P6 1 2 3 P7 P8 P9 5V EXTAL 100 R141 R153 47K R152 47K 15 16 11 10 9 13 NC NC CS WE 14 15 16 17 DSPCLK STATUS CMD GND 9 10 11 12 5V 5V R150 47K R149 47K R147 47K R148 47K B X1 16MHz 470u10 C111 MD0 NMI STBY VCC 6 7 8 MD1 4...

Page 18: ... C210 C211 22P 7P C209 R226 3 9K 470P C214 6 8uH 5P 22uH L202 L203 560 R227 470 47P 47u25 C216 4 7K R228 5 4 3 C217 0 1 C218 150P 1 2 0 01 C215 AMP CORING AMP 10P C200 68P C202 C201 47P 5 6V 5 6V 12V 4 7K 330 R203 R205 R202 3 9K 390 R207 R233 2 2K B 9 8 10 B B 7 6 10u16 C221 AMP Y AMP HFREG 5 6V L204 10uH 4 7K 10K R231 R230 R236 100 R234 1K R232 C222 10u16 100 3 9K R211 100 R235 4 7K 100 4 7K R210...

Page 19: ...45 46 44 R10 3K 41 43 42 39 40 11 8 7 6 9 10 2G 1G 5G 4G 3G 14 12 13 16 15 8G 6G 7G 11G 10G 9G NC 19 17 18 22 21 20 14G 12G 13G 15G 16G 25 24 23 27 28 26 NC NC NC NC NC C9 0 1 C11 100P C12 100P C17 100P 100P C18 100P C19 C20 100P 100P C13 100P C14 100P C16 C15 100P 100P 100P C21 100P C22 C24 C23 100P C25 100P 34 35 33 51 54 26 R14 11K 35 33 32 34 29 30 31 27 28 51 52 53 50 49 330P C26 48 46 47 23 ...

Page 20: ...00 R201 820K 1 2W R101 C101 F101 T2AH 250V 1000P C103 C102 0 1 C104 1000P C107 1000P 1000P C108 18mH L101 K M T E AC120V 60Hz AC110 120V 220 240V 50 60Hz AC230V 50Hz 0 1 T101 AC220V 50Hz C 5V 12V IW1 IW0 IUD IIS IBF VSS RST LRCK1 DATA1 BCK1 MUTE OBF OIS OLRRL OUD FILN VSS LRCK0 DATA0 BCK0 DRVW THRMN 11 10 9 8 7 6 5 4 3 2 1 23 24 25 26 27 28 29 30 31 32 33 100 R52 100 100P R34 220 R35 220 R36 220 C...

Page 21: ...4 IC103 2 2 C103 1 2 MIC VOL AMP MUTE MIC1 J101 MIC2 J102 NJM4565M 2SC4081 R S DTC124EUA DA204U TC9210P Q105 D101 IC101 103 IC102 Q101 103 104 D102 DAP202U GND LINE SIGNAL LINE B LINE B LINE D101 V S701 X14 484X XX DV K751 X14 484X XX WH101 DV S701 DV K751 2 2 IC102 BI BJ BL BK BM Y22 7860 10 DV K751 S701 CAUTION For continued safety replace safety critical components only with manufacturer s reco...

Page 22: ...A A Parts No Description 410 0013 05 Grease Molycoat EM 30L 20g A A B Parts with exploded view numbers larger than 700 are not supplied V K751 S701 EXPLODED VIEW MECHANISM 1 ...

Page 23: ...DV K751 S701 Parts No Description 410 0013 05 Grease Molycoat EM 30L 20g A A A A A 1 2 3 C D Parts with exploded view numbers larger than 700 are not supplied 31 EXPLODED VIEW MECHANISM 2 ...

Page 24: ... E 7 MIC1 SW101 POWER MIC2 MIC LEVEL FL DISPLAY Ex2 Ex2 Cx2 Cx2 D DV S701 DV S701 DV S701 DV S701 B A B C D E G ø2 6x8 ø2 6x6 ø3x6 ø3x8 BLK ø3x12 ø3x30 N82 2608 46 N89 2606 46 N89 3006 46 N89 3008 45 N09 3450 05 N89 3030 46 626 625 612 602 630 SYNCHRO 627 YEL 601 628 ORG 631 35P 669 621 657 645 620 617 618 653 654 770 632 5P 636 21P 633 13P 634 21P 634 21P 635 22P 652 650 631 35P 632 5P 633 13P 75...

Page 25: ...hanghai Y AAFES Europe X Australia Q Russia H Korea M Other Areas indicates safety critical components 629 1G E30 2867 05 AC POWER CORD C1 630 1E E30 2733 05 CORD WITH PLUG SYNCHRO 631 1G 2G E35 2051 05 FLAT CABLE 35P 632 1G 2G E35 2054 05 FLAT CABLE 5P 633 2G E35 2179 05 FLAT CABLE 13P 634 2G E35 2180 05 FLAT CABLE 21P L100 635 1G 2G E35 2181 05 FLAT CABLE 22P 636 1F 1G E35 2213 05 FLAT CABLE 21P...

Page 26: ...Mexico C China I Malaysia Y PX Far East Hawaii T Europe E Europe G Germany V China Shanghai Y AAFES Europe X Australia Q Russia H Korea M Other Areas indicates safety critical components R30 RK73FB2A105J CHIP R 1 0M J 1 10W M2T1E1 R32 RK73FB2A101J CHIP R 100 J 1 10W M2T1E1 R33 RK73FB2A105J CHIP R 1 0M J 1 10W M2T1E1 R38 39 RK73FB2A104J CHIP R 100K J 1 10W M2T1E1 R52 54 RK73FB2A101J CHIP R 100 J 1 ...

Page 27: ... C 0 10UF K C218 CC73FSL1H151J CHIP C 150PF J C219 CK73FB1H103K CHIP C 0 010UF K C220 CE04KW1E470M ELECTRO 47UF 25WV C221 222 CE04KW1C100M ELECTRO 10UF 16WV C223 CK73FB1H103K CHIP C 0 010UF K C225 226 CC73FSL1H470J CHIP C 47PF J C250 CE04KW1E470M ELECTRO 47UF 25WV C251 CC73FSL1H101J CHIP C 100PF J C252 CE04KW1E101M ELECTRO 100UF 25WV C253 CE04KW1E470M ELECTRO 47UF 25WV C254 CC73FSL1H101J CHIP C 10...

Page 28: ...M Other Areas indicates safety critical components L Scandinavia K USA P Canada R Mexico C China I Malaysia Y PX Far East Hawaii T Europe E Europe G Germany V China Shanghai Y AAFES Europe X Australia Q Russia H Korea M Other Areas indicates safety critical components C533 CC73FSL1H101J CHIP C 100PF J M1M2C1 C533 CC73FSL1H101J CHIP C 100PF J T1E1 C535 CK73FB1H103K CHIP C 0 010UF K M1M2C1 C535 CK73...

Page 29: ... Q Russia H Korea M Other Areas indicates safety critical components R122 RK73FB2A471J CHIP R 470 J 1 10W R123 RK73FB2A331J CHIP R 330 J 1 10W R124 RK73FB2A471J CHIP R 470 J 1 10W R126 128 RK73FB2A471J CHIP R 470 J 1 10W R129 RK73FB2A101J CHIP R 100 J 1 10W E1 R129 RK73FB2A101J CHIP R 100 J 1 10W KM2T1 R129 134 RK73FB2A101J CHIP R 100 J 1 10W M1C1 R137 140 RK73FB2A102J CHIP R 1 0K J 1 10W E1 R137 ...

Page 30: ...CHIP R 750 J 1 10W M1M2C1 R442 443 RK73FB2A751J CHIP R 750 J 1 10W T1E1 R446 447 RK73FB2A362J CHIP R 3 6K J 1 10W M1M2C1 R446 447 RK73FB2A362J CHIP R 3 6K J 1 10W T1E1 R448 451 RK73FB2A392J CHIP R 3 9K J 1 10W M1M2C1 R448 451 RK73FB2A392J CHIP R 3 9K J 1 10W T1E1 R452 453 RK73FB2A470J CHIP R 47 J 1 10W M1M2C1 R452 453 RK73FB2A470J CHIP R 47 J 1 10W T1E1 R454 455 RK73FB2A222J CHIP R 2 2K J 1 10W M1...

Page 31: ...rope G Germany V China Shanghai Y AAFES Europe X Australia Q Russia H Korea M Other Areas indicates safety critical components R568 RK73FB2A100J CHIP R 10 J 1 10W M1M2C1 R568 RK73FB2A100J CHIP R 10 J 1 10W T1E1 R569 RK73FB2A4R7J CHIP R 4 7 J 1 10W M1M2C1 R569 RK73FB2A4R7J CHIP R 4 7 J 1 10W T1E1 R570 RK73FB2A102J CHIP R 1 0K J 1 10W M1M2C1 R570 RK73FB2A102J CHIP R 1 0K J 1 10W T1E1 R571 RK73FB2A22...

Page 32: ...alia Q Russia H Korea M Other Areas indicates safety critical components IC6 7 TC9412AF MOS IC M1M2C1 IC6 7 TC9412AF MOS IC T1E1 IC8 9 TC9214AF MOS IC M1M2C1 IC8 9 TC9214AF MOS IC T1E1 IC10 BA17805T ANALOGUE IC IC10 UPC7805AHF ANALOGUE IC IC11 20 NJM4580ED ANALOGUE IC M1M2C1 IC11 20 NJM4580ED ANALOGUE IC T1E1 IC17 20 NJM4580ED ANALOGUE IC K IC21 NJM4565M IC OP AMP X2 M1C1 IC22 S 80740AL A4 IC VOLT...

Page 33: ...1 Q424 429 2SC4213 B TRANSISTOR M1M2C1 Q424 429 2SC4213 B TRANSISTOR T1E1 Q424 425 2SC4213 B TRANSISTOR K Q434 DTC124EUA DIGITAL TRANSISTOR Q435 2SA1576A R S TRANSISTOR Q436 438 DTC124EUA DIGITAL TRANSISTOR M1M2C1 Q436 438 DTC124EUA DIGITAL TRANSISTOR T1E1 Q437 DTC124EUA DIGITAL TRANSISTOR K Q439 DTA124EUA DIGITAL TRANSISTOR K Q439 440 DTA124EUA DIGITAL TRANSISTOR M1M2C1 Q439 440 DTA124EUA DIGITAL...

Page 34: ...459 08 SCREW B75 2C N95 2610 45 SCREW B76 2C N09 3460 08 SCREW B77 2D N09 3461 08 SCREW B78 2D N30 2003 46 SCREW B79 2D N39 1745 46 SCREW B80 2D N09 3462 08 SCREW W41 2A N19 0891 04 CUT WASHER FP20001 E40 8270 08 FLAT CABLE CONNECTOR 26P FP20002 E40 8271 08 FLAT CABLE CONNECTOR 35P FP20003 E40 8272 08 FLAT CABLE CONNECTOR 11P L Scandinavia K USA P Canada R Mexico C China I Malaysia Y PX Far East H...

Page 35: ...More than 500 lines Video signal to noise ratio More than 62 dB General Power consumption 35 W Dimensions W 400 mm 15 3 4 H 106 mm 4 3 16 D 377 mm 14 13 16 Weight net 4 5 kg 9 9 lb Type System DVD video player system Signal read system Semiconductor laser D A Conversion Section D A conversion 24 Bit Oversampling 8 fs Sampling frequency 44 1 48 kHz 4 fs Sampling frequency 96 kHz Audio section Frequ...

Page 36: ...ect to modification to insure best peration under differing local conditions This manual is based on urope E standard and provides information on regional circuit odification through use of alternate schematic diagrams and infor ation on regional component variations through use of parts list DV S701 En E Notes Notes Type System DVD video player system Signal read system Semiconductor laser D A Co...