Kenwood-R7090-cd-sm 维修电路原理图.pdf
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1、DISC SKIPTEXT DISP. ALL INFO.TIME DISP.REPEATRANDOMP.MODE41DISC 1DISC 2DISC 3DISC 4DISC 5067EDITPHONES-ON STANDBYDIGITAL AUDIODIGITAL AUDIOCOMPACTCOMPACTTEXTMULTIPLE CD PLAYER1060CD/1070CDDP-R6090/R7090D-R350SERVICE MANUAL 1997-7 /B51-5326-00 (K/K) 3654 Knob (BUTTON)(K27-2178-04)LRVARIABLELINE OUTPU
2、TDIGITAL OUTPUTSYSTEM CONTROLOPTICALCOAXIALSL16XS 8TEXTPanel *(A60-)Phone jack(E11-0127-05)AC power cord *(E30-)Phono jack(E63-1009-05)Miniature phone jack(E11-0293-05)Oscillating module(W02-1114-05)Escutcheon(B07-2294-22)Front glass(B10-2364-03)Knob assy(K29-6681-24)Power cord bushing(J42-0083-05)S
3、lide switch(S31-2132-05)Phono jack(E63-0199-05)Metallic cabinet(A01-3289-01)In compliance with Federal Regulations, following are reproductions oflabels on, or inside the product relating to laser product safety.KENWOOD-Corp. certifies this equipment conforms to DHHS RegulationsNo. 21 CFR 1040. 10,
4、Chapter 1, Subchapter J.DANGER : Laser radiation when open and interlock defeated. AVOID DIRECT EXPOSURE TO BEAM.Illust is DP-R6090.* Refer to parts list on page 21.1060CD/1070CD(k) COVER( 98.4.24 0:29 PM yW 2RadioFans.CN 收音机爱 好者资料库1060CD/1070CD/DP-R6090/R7090/D-R3502CONTENTS / ACCESSORIES / CAUTION
5、CONTENTS / ACCESSORIES / CAUTION . 2EXTERNAL VIEW.3ADJUSTMENT. 4PC BOARD . 5SCHEMATIC DIAGRAM . 9EXPLODED VIEW . 18PARTS LIST. 21SPECIFICATIONS .27AccessoriesContentsNote related to transportation and movementBefore transporting or moving this unit, carry out the followingoperations.1. Turn the powe
6、r ON but do not load a disc.2. Wait a few seconds and verify that the display shown appears.Wait further a few seconds.3. Turn the power OFF.Caution123451234567891011121314151617181920no?d?SCIAudio cord (1)(E30-0505-05)System control cord (1)(E30-2733-05)AC plug adapter (1)(E03-0115-05)DP-R6090/R709
7、0/D-R300 : M type onlyRemote control unit (1)(A70-1134-05) : RC-P06011060CD/1070CD/DP-R6090/R7090Batteries (R6/AA) (2)DP-R4090 onlyBattery cover: (A09-0356-08)1060CD/1070CD(k) COVER( 98.4.24 0:29 PM yW 3RadioFans.CN 收音机爱 好者资料库31060CD/1070CD/DP-R6090/R7090/D-R350EXTERNAL VIEWDISC SELECTORDISC11243MUL
8、TIPLE CD PLAYER D-R350REPEATON/STANDBYD.R.I.V.E.RANDOM45076DISC SKIP2345?TEXTDIGITAL AUDIODIGITAL AUDIOCOMPACTCOMPACTLRLINE OUTPUTDIGITAL OUTPUTOPTICALCOAXIALSISTEMCONTROLTEXTFront glass(B10-2353-22)Dressing panel(A21-1964-03)Indicator(B12-0312-04)Indicator(B12-0313-14)Panel *(A60-)Power cord bushin
9、g(J42-0083-05)Miniature phone jack(E11-0293-05)Phono jack(E63-0199-05)Metallic cabinet(A01-3440-01)Knob(K29-6649-02)Panel(A29-0858-12)Knob(K29-6648-12)Oscillating module(W02-1114-05)AC power cord *(E30-)Phono jack(E63-1009-05)Illust is D-R350.* Refer to parts list on page 21.1060CD/1070CD(k) COVER(
10、98.4.24 0:29 PM yW 541060CD/1070CD/DP-R6090/R7090/D-R350ADJUSTMENTFIG.GND+_L.P.F.+L.P.F.VTVMVTVM12345671.2 kHz50 mVrms(a)No.ITEMINPUTSETTINGSOUTPUTSETTINGSALIGNMENTPOINTSALIGNFORPLAYERSETTINGS1LASER POWERApply the sensor sectionof optical power meteron the pickup lens.On the power from0.08 to 0.15 m
11、W,when the diffractiongrating is correctlyaligned with the RFlevel of 1.0 Vp-p ormore.While pressing theRANDOM key, turnthe AC ON. (Testmode) Press thePLAY/PAUSE key,then confirm that thedisplay is 03.(a) Laser powerPickup3FOCUS ERRORBALANCETest discType 4Connect an oscilloscopeas follows.CH1 : RF (
12、CN2 pin 1)CH2 : FE (CN2 pin 2)FE BALANCEVR1Optimum eye patternPress thePLAY/PAUSEkey,then confirm that thedisplay is 05.Note:Type 4 disc : SONY YEDS-18 Test Disc or equivalent.LPF: Around 47 k+ 390 pF or so.0.080.15 mWOptical power meter2TRACKING ERRORBALANCETest discType 4Connect an oscilloscopeas
13、follows.CH1 : RF (CN2 pin 1)CH2 : TE (CN2 pin 6)TE BALANCEVR2Symmetry betweenupper and lower pat-ternsPress thePLAY/PAUSE key,then confirm that thedisplay is 03.CN2(e) Tracking gain(e)4TRACKING GAINTest discType 4Apply signal of1.2 kHz,50mVrms toCN2 pin 5-6.Connect a LPF to CN2pin 5-6 to which youco
14、nnect an oscilloscopeor AC voltmeters.TRACKINGGAINVR3Two VTVMs shouldread the same value.Press thePLAY/PAUSE key,then confirm that thedisplay is 05.Step 14 are in TEST MODE1060CD/1070CD(k) COVER( 98.4.24 0:29 PM yW 6ACEGIBDFHJ2135746Refer to the schematic diagram for the value of resistors and capac
15、itors.PC BOARD(Component side view)56CD player unit (X32-333x-xx)0-10 : D-R350KP0-11 : 1060CDKPDP-R6090TE0-12: 1070CDKP0-21 : D-R350YMI0-22 : 1060CDYDP-R6090M0-23 : 1070CDY1060CD(K) 2P PCB 98.4.24 0:16 PM y W 1KLNPRTMOQS2135746Refer to the schematic diagram for the value of resistors and capacitors.
16、PC BOARD(Component side view)78Display unit (X25-590 x-xx)0-10 : 1070CDDP-R70900-11 : 1060CDDP-R6090Display unit (X25-5910-10) D-R3501060CD(K) 2P PCB 98.4.24 0:17 PM y W 2ACEGIBDFHJ2135746()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()
17、()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()()GNDIN OUTXX()()()()()()()()()()()()()()(X1PHD2FEO3637FE.BIASSENS2438FC.OUT2339EXRST2240EIDATA2141VEEXLT2042TEOCLK1943LPFIVCC1844TEIISET1745ATSCSLO1646TZCSL-1547TDFCTSL+1448VCTAO1335FEIPHD1234FDFCTPHD333FGDLD432FLBRF-531FEORFO630
18、FE-RFI729SRCHCP828TGUCB927TG2CC11026FSETCC21125TAMFOK12161514131211109876754321152346S.STE1TE2VCFE2FE1RFFC-FC+TC+FC+MONVRLDLD GNDFC2EAC1EVCC1/2VCCR4 68KR3 68KR1 68KR2 68KR37 10KR361.5KC24 2200PC25 0.01C23 0.011KR38C2668P10R39100u10C27+220KR40R411M54555756591FOKDATA5152XLATMNT13253CLOKMNT33154SEINXRO
19、F3055CNINC2PO2956DATORFCK2857XLTOGFS2758VDDVDD2659CLKOXPCK2560SPOAXUGF2461SPOBGTOP2362SPOCBCK2263SPODPCMD2164XLONLRCK2050XRSTMON249SENSMDP348MUTEMDS447SQCKLOCK5SQSOTEST645EXCKFIL0744SBSOFILI843SCORPCO942VSSVSS1041WFCKAVSS1140EMPHCLTV1239DOUTAVDD1338C4MRF1437FSTTBIAS1536XTSLASY11635XTA0ASY01734XTAIAS
20、YE1833MNT0WDCK19C22 0.0330.01C15 150PR24 56KC14 0.01R23 390KC13 0.039R22 1.5MC12 10u16+C8R16680K0.1C70.10.1C6R26100KR27 22KC17 0.01C16 10u2518KR32150KR33C200.01C180.0334.7KR304.7KR31R35 240KR10 47KC4C3C20.047R11100K0.01C1330K100KR7R810KVR3R122.4K6.8KR13R1410020KR45VR133KR4620K62KR43 C280.022R424.7KR
21、6 1009.1KVR2 47KR5 75K10uHL1Q433KC21Q146DATAI8FSSDAC1415SGATESCK1213SDATAP/S1011NNODRDRON89NRAMRSNFRNT67LRCKI4550XI48GNDX49XO51VDXMCKO5253HCKONMUTE5554MMOD0MMOD156LRLH5758NCMCKTHBCKI23NC1268FSLDATAO8FSBCKO288FSRDATAO278FSLRCKONC25NC2324DATAO21TEST1TEST022BCKO20LRCKO18195455575659R55 470R54 470R53 47
22、0R47100K53541000PR210 1KC300.0143441645185655R4910K0.047C33R483.3K3.3KR50C341500PC35 0.01R51 1MR52 100KC360.1NCGND596017NRSTOGND16AD1WR4120RD4042WAITAD01943STBSQCK1844SLT SWNC1745RTSSQSI1646RTL8/16BIT1547RTRCE1448PSENCECLK1349DSENCEDATA12STANDBY11SCLK10NC939DWNSW38UPSW37CLSSW36OPNSW35CLOSE34OPEN33VS
23、S32A1331A1230A1129A1028A927A826AD725AD624AD523AD422AD321AD2SLT SW1SW GND 2SLM+4SLM-3DM-5DM+6GND7UP SW 6GND 4OPN SW 3CLS M(TLM)OPN M(TLM)12CLS SW5118TESTGNDMCKSW2SW19XMODESCLK10WFCKSRDT12SCORVDDDQSY13EXCKSBSO14476532121A14VCCA13WE543A6A7A11A12A5A10118OEA3A46A9A27A8D7A0A19CED010D6D112D5VSSD213D3D41428
24、272624251821232220191716151CEVCC74D7D0Q02Q7D13D6Q5Q2Q15Q6D26D5D38D4GNDQ39LEQ4102014171918161513121110KR171MR181000PC9C10 220PC110.047R19110KR20 110K10KR2550527.5KR29C293300PC372930322827272829303122232524266232454252632164656614121310C5415P2019222324252622219872019102625232422211920470470R66470R65R6
25、3470470R64470R62470R60470R61109876543R28150K+C19100u10IC4IC5108C1410.0145444143181651X1192021+B+B+BQ2+BQ3+100u10C5470R720.1C32100u10C31+BPH1(A)PH2(C)762TRYR M(TRM)PH1(C) DSENCEPH2(A)GND453TRYL M(TRM)1DOWN SW810KR34ROUT2SLD+17SLD-GND201918DM-ROUT1DM+R IN1232221SLDDMREG OR IN2VCCREG B2926VCCGNDBIAS24R
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