Kenwood-DPF-1030-S-Service-Manual 电路图 维修手册.pdf
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1、COMPACT DISC PLAYER DPF-1030/1030E/1030-S DPF-2030/2030E/2030-S SERVICE MANUAL 2000-3/B51-5603-00 (K/K) 2100 KENWOOD-Corp. certifies this equipment conforms to DHHS Regulations No. 21 CFR 1040. 10, Chapter 1, Subchapter J. DANGER : Laser radiation when open and interlock defeated. AVOID DIRECT EXPOS
2、URE TO BEAM. In compliance with Federal Regulations, following are repro- ductions of labels on, or inside the product relating to laser product 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 OFF P
3、HONES P.MODE EDIT CHECK CLEAR PEAK SEARCH TIME DISPLAY OPEN/CLOSE REPEATRANDOM 0 76 4 1 OUTPUT OPTICAL DIGITAL OUTPUT SYSTEM CONTROL L R TEXT Power 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 (W02-2
4、752-08) AC power cord * (E30-) System jack (E11-0188-05) Pin jack (E63-1081-08) AC power cord bushing (J42-0083-05) RadioFans.CN 收音机爱 好者资料库 DPF-1030/2030 2 CONTENTS / ACCESSORIES DISASSEMBLY FOR REPAIR CONTENTS / ACCESSORIES . 2 DISASSEMBLY FOR REPAIR.2 CIRCUIT DESCRIPTION.3 ADJUSTMENT.4 PC BOARD .
5、5 SCHEMATIC DIAGRAM . 7 EXPLODED VIEW .12 PARTS LIST.14 SPECIFICATIONS .Back cover Contents 1. 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-
6、08) : RC-P0715 (DPF-2030 only)Battery cover : (A09-1190-08) (E30-2912-08) cord . (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
7、for regions where use is necessary.) TIME DISP123 P.MODE456 EDIT789 CLEAR RANDOM REPEAT OUTPUT LEVEL DOWNUP CHECK0+10 76 41 REMOTE CONTROL UNIT RC-P0715 Accessories RadioFans.CN 收音机爱 好者资料库 Pin No.Pin NameI/ODescription 1-66G-1GOFL grid control port. 7NC-Unused. 8VDD-Power supply(+5V). 9-11-Connected
8、 to ground. 12C-RESETODSP signal output. 13S-MUTEOMuting signal output for system. 14NC-Unused. 15TEXTIText copy 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. 22
9、PU IN SWIPickup location. 23OPEN SWITray open switch input. 24CLOSE SWITray close switch input. 25-28KEYO-3IKey input port. 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. 37COINOCom
10、mand data to DSP. 3816BIT-Unused. 39HF-Connected to ground. 40NC-Unused. 41CQCKOClock output to DSP. 42SQOUTISQ data to dsp. 43RWCOReading/writing control port. 44GND-Connected to ground. 45S BUSYI/OSystem control data. 46S DATAI/OSystem control status. 47RMCIRemote control signal input. 48GND-Conne
11、cted to ground. 49TRY L/HOTray motor speed control. 50SL-OSled motor control port(reverse). 51SL+OSled motor control port(forward). 52VDD-Power 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 seg
12、ment(k,l) control port. 74-77NC-Unused. 78-809G-7GOFL grid(9G-7G) control port. No.INPUT KEYFUNCTIONDISPLAY 1PLAY(1ST)LASER ONLD ON 2PLAY(2ND)FOCUSING SERVO ONFS ON 3PLAY(3RD)PLAY(TRACKING SERVO OFF)Sb off 4PLAY(4TH)PLAY(TRACKING SERVO ON)TN0. And Time 5UPIn the stop mode. Moves the pickup slightly
13、toward the outer position disc. When tracking servo is ON, set the track number up. 6DOWNIn the stop mode. Moves the pickup slightly toward the inner position disc. When tracking servo is ON, set the track number up. 7STOPLaser off, focusing servo off, tracking servo off.All segments 8OPEN/CLOSEIn t
14、he stop mode, Tray is opened or closed.All segments DPF-1030/2030 3 CIRCUIT DESCRIPTION STOP key enable If key in STOP, return to start stage. START FL LIGHT UP ALL Tray open/close enable (display no change) For move Pick-up, UP and DOWN key enable only stop mode Key in PLAY Laser ON , Display LD ON
15、 Key in Play Focus ON, Display FS ON Key in PLAY PLAY (Track servo OFF) Display Sb OFF Key in PLAY Play (Track servo ON) Key in STOP STOP WITH TIME DISPLAY Setting the test mode : While pressing the STOP key, press the POWER switch. Test mode will be cancelled by pressing the POWER switch key in the
16、 stop mode. When play mode, UP key enable but only track jump. 3. Key function in test mode 2. Test mode1. Pin description of microprocessor RadioFans.CN 收音机爱 好者资料库 DPF-1030/2030 4 ADJUSTMENT CD section Since this CD system incorporates the following automatic adjustment function, when the pickup is
17、 replaced, it is not neces- sary to readjust it Since this CD unit does not need adjustment, the combination of PWB and laser pickup unit is not restricted. Automatic adjustment item 1. Focus offset(Fig.1) 2. Tracking offset(Fig.2) 3. E/F balance (Tracking error balance) (Fig.3) 4. RF level AGC func
18、tion (HF level : constant) 5. RF level automatic follow-up of the tracking gain This automatic adjustment is performed each time a disc is changed. Therefore, each disc is played back using the optimal settings Fig.4 Checking points ACEGIBDFHJ 2 1 3 5 7 4 6 R406 J401 SW407 RANDOM SW408 REPEAT SW405
19、REWIND SW403 LAST SW420 CNP401 2 1 291 1 19 5 2 O G I 28 1 28 65 64 41 14 3 1 E B E E B B E B E E B E B II I GG G OO O E E B B 1 7 B 8 5 1 1 1 1 18 36 19 1 1 18 7 6 16 17 32 33 48 49 64 80 65 64 41 40 25 24 4 85 40 25 24 342 1 1 3 2 1 7 1 2 DISPLAY-2 PWB POWER PWB DISPLAY-1 PWB MAIN PWB PHONES SYSTE
20、M CONTROL DIGITAL OUT OUTPUT OPTICAL POWER 28 29 OPEN/CLOSE SW401 STOP SW406 FORWARD SW404 NEXT SW402 PLAY Refer to the schematic diagram for the value of resistors and capacitors. PC BOARD(Component side view) 56 ABDFHJCEGI 2 1 3 5 7 4 6 5 4 3 2 1 5 4 2 3 1 5 4 6 7 8 3 C F E B PD LD TR+ FO+ FO- TR-
21、 K E A B F F A B C E F A B E K LD VR PD GND FO- FO+ LTOH30P1 K GND ACTUATOR TR-1 TR+2 CH1CH2 CH4CH3 1 2 4 5 6 7 8 9 10 11 3 12 13 14 15 16 17 18 20 31 30 32 33 21 22 24 23 25 34 35 36 BY STAND TSD 29 28 27 26 19 9 8 7 6 5 4 3 2 1 L-OPEN VREF LM- VCC GND LM+ VCC L-CLOSE 62K REF REF REF REF 1 2 3 4 5
22、BAL VCR VCR REF FE1 VCR VCR 5K 5K 63 62LDO LDS RF BHI61 PHI60 DRF HFL DEF LF259 REF VR58 6 REF REF 7 HIST. COMP 8 SHOCK:WCOMP 9SCI TESI TE TE- TB F E FIN1 FIN2 10TH REF TA11 TD-12 TD13 TGL1 GL THDL THD WCOMP REFGEN JP14 JP TO15 REF TO REF REF FD16 GEN GEN FSC REF FOF REF FD-17 18FA 19FA- 20FE 21FE-
23、22AGND VCC S.Q.R. PSTR REF SP23 4 5 4 5 1 2 3 1 2 3 8 7 8 7 66 8 7 6 5 4 3 2 1TR- TR+ FO+ FO- GND PD VR LD SP+ SP- SL+ SL- PU-IN 3 2 1 6 5 4 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 4 5 3 2 1 4 5 3 2 1 64 VCC1 0.33u50 C33 + C34 1000P 560 R40 R41 12 100u10 C35 + 0.01 C30 100u10 C29 + 1u50 C32 + 15K R3 100
24、K R2 0.1 C3 2.2K R4 0.033 C5 6.8K R5 0.033 C6 0.068 C8 1000P C4 0.047 C9 1K R7 27K R9 12K R8 180P C10 R10 3.3K C14 0.01 R20 1.5K 330P C13 47K R19R17 10K C12 0.1 R12 15K R11 33K 1K R14 1K R13 82K R18 150K R21 47u10 C2 + R43 10K 24 25 30 31 R65 3.3 680P C64 100P C65 10K R45R46 22K R44 12K 6 7 13 12 47
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