Kenwood-DPF1030-cd-sm 维修电路原理图.pdf
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1、COMPACT DISC PLAYERDPF-1030/1030E/1030-SDPF-2030/2030E/2030-SSERVICE MANUAL 2000-3/B51-5603-00 (K/K) 2100KENWOOD-Corp. certifies this equipment conforms to DHHSRegulations No. 21 CFR 1040. 10, Chapter 1, Subchapter J.DANGER : Laser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO
2、 BEAM.In compliance with Federal Regulations, following are repro-ductions of labels on, or inside the product relating to laserproduct safety.Refer to DP-3080MK/3090 Service manual (B51-5349-00),if you require disassembly for repair.* Refer to parts list on page 14.70%POWER- ON OFFPHONESP.MODEEDITC
3、HECKCLEARPEAK SEARCHTIME DISPLAYOPEN/CLOSEREPEATRANDOM07641OUTPUTOPTICALDIGITALOUTPUTSYSTEM CONTROLLRTEXTPower Knob *(K29-)H/P jack(E11-0345-08)Tray cover *(A21-)FL window(B10-3611-08)Front cab assy *(A60-)Top cabinet *(A01-)Digital output jack(W02-2752-08)AC power cord *(E30-)System jack(E11-0188-0
4、5)Pin jack(E63-1081-08)AC power cord bushing(J42-0083-05)RadioFans.CN 收音机爱 好者资料库DPF-1030/20302CONTENTS / ACCESSORIESDISASSEMBLY FOR REPAIRCONTENTS / ACCESSORIES . 2DISASSEMBLY FOR REPAIR.2CIRCUIT DESCRIPTION.3ADJUSTMENT.4PC BOARD . 5SCHEMATIC DIAGRAM . 7EXPLODED VIEW .12PARTS LIST.14SPECIFICATIONS .
5、Back coverContents1. How to open tray when tray not come out.1. Insert the screw driver to left side hole of mechanism assy.2. While pushing the rack gear fully right wards, then the tray pull.Audio (E30-2913-08)(A70-1414-08) : RC-P0715(DPF-2030 only)Battery cover : (A09-1190-08)(E30-2912-08)cord .
6、(1)System control cord . (1)Remote control unit . (1)Batteries (DPF-2030 only)(R6/AA). (2)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.)TIME DISP123P.MODE456EDIT789CLEARRANDOMREPEATOUTPUT
7、LEVELDOWNUPCHECK0+107641REMOTE CONTROL UNIT RC-P0715AccessoriesRadioFans.CN 收音机爱 好者资料库Pin No.Pin NameI/ODescription1-66G-1GOFL grid control port.7NC-Unused.8VDD-Power supply(+5V).9-11-Connected to ground.12C-RESETODSP signal output.13S-MUTEOMuting signal output for system.14NC-Unused.15TEXTIText cop
8、y detection.16-Connected to ground.17RESETIHardware reset signal input.18LD CLOSEOTray motor control.19LD OPENOTray motor control.20AVSS-Connected to ground.21-Connected to ground.22PU IN SWIPickup location.23OPEN SWITray open switch input.24CLOSE SWITray close switch input.25-28KEYO-3IKey input por
9、t.29AVDD-Power supply(+5V).30AVREF-Reference voltage(+5V).31,32XT1,2-Connected to ground.33VSS-Connected to ground.34,35XO,1-Xtal 4.19MHz.36WRQISub code Q output.37COINOCommand data to DSP.3816BIT-Unused.39HF-Connected to ground.40NC-Unused.41CQCKOClock output to DSP.42SQOUTISQ data to dsp.43RWCORea
10、ding/writing control port.44GND-Connected to ground.45S BUSYI/OSystem control data.46S DATAI/OSystem control status.47RMCIRemote control signal input.48GND-Connected to ground.49TRY L/HOTray motor speed control.50SL-OSled motor control port(reverse).51SL+OSled motor control port(forward).52VDD-Power
11、 supply(+5V).53-59NC-Unused.60DRFICD focus OK signal input.61NC-Unused.62-70a-jOFL segment(a-j) control port.71VLOAD-Power supply(-30V).72,73k,lOFL segment(k,l) control port.74-77NC-Unused.78-809G-7GOFL grid(9G-7G) control port.No.INPUT KEYFUNCTIONDISPLAY1PLAY(1ST)LASER ONLD ON2PLAY(2ND)FOCUSING SER
12、VO ONFS ON3PLAY(3RD)PLAY(TRACKING SERVO OFF)Sb off4PLAY(4TH)PLAY(TRACKING SERVO ON)TN0. And Time5UPIn the stop mode. Moves the pickup slightlytoward the outer position disc.When tracking servo is ON, set the track number up.6DOWNIn the stop mode. Moves the pickup slightlytoward the inner position di
13、sc.When tracking servo is ON, set the track number up.7STOPLaser off, focusing servo off, tracking servo off.All segments8OPEN/CLOSEIn the stop mode, Tray is opened or closed.All segmentsDPF-1030/20303CIRCUIT DESCRIPTIONSTOP key enableIf key in STOP,return to startstage.STARTFL LIGHT UP ALLTray open
14、/close enable (display no change)For move Pick-up, UP and DOWN key enable only stop modeKey in PLAYLaser ON , Display LD ONKey in PlayFocus ON, Display FS ONKey in PLAYPLAY (Track servo OFF) Display Sb OFF Key in PLAYPlay (Track servo ON)Key in STOPSTOPWITH TIME DISPLAYSetting the test mode: While p
15、ressing the STOP key, press the POWER switch.Test mode will be cancelled by pressing thePOWER switch key in the stop mode.When play mode, UP key enablebut only track jump.3. Key function in test mode2. Test mode1. Pin description of microprocessorDPF-1030/20304ADJUSTMENTCD sectionSince this CD syste
16、m incorporates the following automaticadjustment function, when the pickup is replaced, it is not neces-sary to readjust itSince this CD unit does not need adjustment, the combinationof PWB and laser pickup unit is not restricted.Automatic adjustment item1. Focus offset(Fig.1)2. Tracking offset(Fig.
17、2)3. E/F balance (Tracking error balance) (Fig.3)4. RF level AGC function (HF level : constant)5. RF level automatic follow-up of the tracking gainThis automatic adjustment is performed each time a disc ischanged. Therefore, each disc is played back using the optimalsettingsFig.4 Checking pointsACEG
18、IBDFHJ2135746R406J401SW407RANDOMSW408REPEATSW405REWINDSW403LASTSW420CNP4012129111952OGI281286564411431EBEEBBEBEEBEBIIIGGGOOOEEBB17B8511111836191118761617323348496480656441 40252448540252434211321712DISPLAY-2 PWBPOWER PWBDISPLAY-1 PWBMAIN PWBPHONESSYSTEMCONTROLDIGITALOUTOUTPUTOPTICALPOWER2829OPEN/CLO
19、SESW401STOPSW406FORWARDSW404NEXTSW402PLAYRefer to the schematic diagram for the value of resistors and capacitors.PC BOARD(Component side view)56ABDFHJCEGI21357465432154231546783CFEBPDLDTR+FO+FO-TR-KEABFFA BCEFABEKLDVRPDGNDFO-FO+LTOH30P1KGNDACTUATORTR-1TR+2CH1CH2CH4CH31245678910113121314151617182031
20、3032332122242325343536BYSTANDTSD2928272619987654321L-OPENVREFLM-VCCGNDLM+VCCL-CLOSE62KREFREFREFREF12345BALVCRVCRREFFE1VCRVCR5K5K6362LDOLDSRFBHI61PHI60DRFHFLDEFLF259REFVR586REFREF7HIST. COMP8SHOCK:WCOMP9SCITESITETE-TBFEFIN1FIN210THREFTA11TD-12TD13TGL1GLTHDLTHDWCOMPREFGENJP14JPTO15REFTOREFREFFD16GENGE
21、NFSCREFFOFREFFD-1718FA19FA-20FE21FE-22AGNDVCCS.Q.R.PSTRREFSP23454512312387876687654321TR-TR+FO+FO-GNDPDVRLDSP+SP-SL+SL-PU-IN321654123456123456123456453214532164VCC10.33u50C33+C341000P560R40R41 12100u10C35+0.01C30100u10C29+1u50C32+15KR3100KR20.1C32.2KR40.033C56.8KR50.033C60.068C81000PC40.047C91KR727K
22、R912KR8180PC10R103.3KC140.01R201.5K330PC1347KR19R1710KC120.1R1215KR1133K1KR141KR1382KR18150KR2147u10C2+R4310K24253031R653.3680PC64100PC6510KR45R4622KR4412K671312470u10C37+R492.27100u10C38+R4710K4142434445464748495051525354555657585960616263646566676869707172737475767778798024232221201918171615141312
23、111098765432140393837363534333231302928272625CQCKSQOUTRWCGNDSBUSYSDATARMCGNDTRY L/HSL-SL+VDDNCNCNCNCNCNCNCDRFNCabcdefgiJVLOADKLNCNCNCNC9G8G7GCLOSE SWOPEN SWPUIN SWAVSSLD OPENLD CLOSERESETTEXTS-MUTEC-RESVDDNC1G2G3G4G5G6GNCHF16BITCOINWRQXOXIVSSXT2AVREFAVDDKEY3KEY2KEY1KEY01G2G3G4G5G6G9G8G7GABCLKJIGFED2
24、9VR333100KVDDR32441220R3253.3K42R3261K4345463.3KR32915KR3453.3KR344R3433.3K515010KR331R33210KR3193.3K1KR3203736R3213.3K4.19MHz1MR342C3081000P3.3KR317R31810KK310K3.3KK2R316R31510K3.3KK1R314R31310K3.3KK0R312R311R30810K24R3073.3KR30610K23R3053.3KR30410K22R3033.3KR310R30910K10K19183.3KR3473.3KR348GNDINO
25、UT3.3KR349R30147KR30210KR3503.3K3.3KR346471316152927163718192223247613123130242568863482KR421u50C40+12+7.2V+7.2V+7.2V+7.2V+7.2V+7.2V+7.2V+7.2VVCCVCCVDDVCCVCCVDDVDDVDDVDDVDDVDDVDD+5V+5V+5V+5V+5V+5V+5V+5V+5V+5V+5V+5V+5V+5V29V29V29V29V29V29VB+B15CLOSEOPEN22KR78330u10C304+1321CHQ1100R60.1u50C7+R1622KR15
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