Onkyo-CDR205TX-cd-sm维修电路原理图.pdf

《Onkyo-CDR205TX-cd-sm维修电路原理图.pdf》由会员分享，可在线阅读，更多相关《Onkyo-CDR205TX-cd-sm维修电路原理图.pdf（40页珍藏版）》请在收音机爱好者资料库上搜索。

1、CDR-205TX SERVICE MANUALSERVICE MANUAL AUDIO CD RECORDER MODEL CDR-205TX Ref. No. 3690 072001 Silver model 120V AC, 60Hz 230-240V AC, 50Hz UDT UPP RC-448C DISPLAY AMCS EDIT/NO YES REC CD DUBBING FINALIZEINPUT STANDBY ON / OFF AUDIO CD RECORDER CDR-205TX PUSH TO ENTER() DUAL OPTICAL INPUT STANDBY/ ON

2、OPEN / CLOSE RANDOM MEMORYREPEAT NAMEABCDEF 231 SCROLLGHIMNOJ K L 456 CLEAR DISPLAYENTER PQRSTUVW XYZ 10/0 10 789 REC REMOTE CONTROLLER RC- 448C SAFETY-RELATED COMPONENT WARNING! COMPONENTS IDENTIFIED BY MARK ON THE SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC S

3、HOCK. REPLACE THESE COMPONENTS WITH ONKYO PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL. MAKE LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER. RadioFans.CN 收音机爱 好者资料库

4、CDR-205TX (Erase All? : The selected rack is the first track.) SPECIFICATIONS DISPLAY MESSAGES MessageExplanation OpenDisc tray is opening. WelcomeDisc tray is closing. Rec SetupSetting initial settings for recording. Please wait. TOC ReadingReading the table of contents recorded on the disc. Please

5、 wait. PMA WritingRecording TOC data to the disc PMA (Program Memory Area). Never turn off the power while this message is displayed. Erase Last?Erasing the last track. To erase the last track, press the YES button or the AMCS dial. Erase All?Erasing all tracks. To erase all track, press the YES but

6、ton or the AMCS dial. TOC Erase?Erasing the TOC from a finalized disc to return it to the unfinalized condition. To erase the TOC, press the YES button. Ers: ( - ) ?Erasing from track selected to last track. To erase, press the YES button or the AMCS dial. Initialize?Erase all data from disc. To era

7、se all data, press the YES button or the AMCS dial. Name In?Asking if you are entering a disc name, artist name, and track names. To enter names, press the YES button (or the AMCS dial). SystemCompact disc recorder Recording/playing timeMax. 80 min (Approx., when using an 80-min disc) D/A converterA

8、dvanced Multi bit Digital filter8 times oversampling Connections1 analog output, 1 analog input 2 digital input (optical), 1 digital output (optical) Frequency response5 Hz to 20 kHz Playback total harmonic distortion0.004 % (1 kHz) Playback dynamic range98 dB Playback signal-to-noise ratio98 dB Rec

9、ording total harmonic distortion0.006 % (1 kHz) Recording dynamic range92 dB Recording signal-to-noise ratio94 dB Channel separation90 dB (during playback) Wow and flutterBelow threshold of measurability Output level2.0 V r.m.s. (analog) Power supplyAC230-240 V, 50 Hz (European models) AC120 V, 60 H

10、z (Asian models) External dimensions205 (W) x 76 (H) x 303 (D) mm Weight2.7 kg Specifications and features are subject to change without notice. All Erase? RadioFans.CN 收音机爱 好者资料库 CDR-205TX TROUBLESHOOTING GUIDE-1 If the CDR-205TX begins to operate improperly, use the troubleshooting guide below to

11、help you ascertain the problem. Because the unit contains a microcomputer to provide advanced functions, it may malfunction due to external noise or static electricity. If this happens, disconnect the power cord and then plug it in again after about 5 seconds. About the self-diagnosis function The C

12、DR-205TX is equipped with a self-diagnosis function. If a malfunction is detected during operation, one of the messages given below will appear in the front display. DisplayCauseRemedy Disc Error Playback was likely stopped due to dirt, Eject the disc and check for dirt, dust, dust, scratches, or vi

13、brations.and scratches. The disc has been placed in Eject the disc and check that it is placed upside down.in correctly. If you place the disc correctly and the same message appears, unplug the power cord and plug it back in again. If the same message appears again, contact an Onkyo service represen

14、tative. System ErrorA malfunction has occurred in the systemUnplug the power cord and plug it back (flashing)due to excessive noise or static electricity.in again. If the same message appears again, contact an Onkyo service representative. Messages during recording DisplayCauseRemedy Cannot CopyThe

15、input digital signal containsRecord an analog signal or recordable a copy guard signal (SCMS).music signal. D. In Unlock The digital input is blocked. Verify that the player component is properly playing and the digital cable is properly connected. Data has been input in the Verify that source signa

16、l is a normal CD-ROM, etc.music signal. Check LevelThe player component was alreadyStop the player component. Shortly thereafter, playing.Signal Wait will appear. Rec SetupThe CDR-205TX is entering theWait until the message disappears. recording standby state. RepairAfter recording, the disc was lef

17、t inWhile Repair is displayed, the the CDR-205TX when the power wasCDR-205TX is tracing back through the turned off and the track numbers andrecorded area and repairing the track recording time data was lost.numbers and recording time data. When the message disappears, finalization of the disc is po

18、ssible. Depending on the recording amount, this process may take up to 40 minutes. Disc FullEither the disc is full of recordings orUse a new disc. 99 tracks have been recorded and no more recordings can be made on the disc. CDR-205TX TROUBLESHOOTING GUIDE-2 Messages during recording (continued) Dis

19、playCauseRemedy Pro DiscA CD-R or a CD-RW not for music recording useEject the disc and check whether it meets (without the FOR CONSUMER marking)the specifications for use with the or a CD-RW has been inserted.CDR-205TX. Always insert a disc that has the markings FOR CONSUMER or FOR MUSIC USE ONLY o

20、n its surface Check InputSynchronous recording cannot beRecord from a recordable source. performed because the detected input signal is from a source other than the CD, MD, DAT, or DCC. CD Dub FailCD dubbing cannot be performed becauseSelect Digital In 1 for the input source. Digital In 1 is not sel

21、ected for the input source. CD dubbing cannot be performed becauseCancel the recording or recording standby state on the connected component (Onkyo separatethe connected component. collections cassette deck or MD recorder) is in the recording or recording standby state. CD dubbing cannot be performe

22、d becauseMake sure that proper connections is made for the components are not properly connected.the cable, audio connection cables, and optical digital cable. Cannot RecRecording cannot be performed becauseReplace it with a non-finalized CD-R. a finalized CD-R is used. Recording cannot be performed

23、 becauseReplace it with a non-finalized CD-RW. Or, retry a finalized CD-RW is used.recording after unfinalizing it. Messages during playback, name input, and other situations DisplayCauseRemedy Blank DiscYou have tried to play a disc that hasIf the inserted disc is a CD-R or CD-RW no recordings on i

24、t.with no recordings, you may record onto it, but it cannot be played. No DiscNo disc has been inserted.Open the disc tray and make sure that a disc is inserted. Name DiscFinalizing a disc without disc name wasEnter a disc name before attempting finalization attempted. Name FullEntering name informa

25、tion exceeding theYou can enter up to 1000 characters per disc limitation of 1000 characters per disc was attempted. FullEntering a name exceeding the limitation ofYou can enter up to 100 characters per name 100 characters per name was attempted. Erase Name Name input cannot be performed becauseEras

26、e the name information retained in the unit. Or, the unit retains name information forwrite the retained name information to the previous a previous disc.disc and then enter name information to the new disc A.FinalizeName input cannot be performed duringCancel auto finalization before performing nam

27、e input auto finalization. Memory FullProgramming more than 25 tracks wasYou can program up to 25 tracks. attempted. RI CDR-205TX TROUBLESHOOTING GUIDE-3 Messages during playback, name input, and other situations (continued) DisplayCauseRemedy Cannot EditEditing a finalized CD-RW was attempted.Unfin

28、alize the CD-RW before attempting disc edit. This message also appears during CD dubbing, random playback, memory playback, or other situations where disc editing is not possible or when an ineditable disc is used. TroubleCauseRemedy The power does The power cord is not properlyPlug the power cord p

29、roperly into a mains not turn onplugged in.power supply. The component where the power cord isTurn on the component into which the plugged into is not turned on.power cord is plugged. R-805TX is in the energy save modePress the power (STANDBY/ON) button on the R-805TX (If connected).to power on the

30、CDR-205TX. No sound isThe speakers are not properlyConnect the speakers. output fromconnected. the speakers Cannot recordThe components are not properlyConnect the components. connected. A finalized CD-R or CD-RW is beingUse an unfinalized disc. used. The input switch is not properly set.Switch to a

31、 properly connected input source . The recording level adjustment isAdjust the recording level to a proper level. set too low. RecordedThe components are not properlyConnect the components. sound isconnected. distorted Recording is being affected byEither turn off the television or move the the tele

32、vision.CDR-205TX away from the television. The disc is damaged or cracked.Use another disc. The recording level adjustment isAdjust the recording level to a proper level. set too high. The disc is too dirty.Clean the disc. RemoteThe remote controller batteriesReplace all the remote controller batter

33、ies controllerare dead.with new batteries. does not work There is an object between theRemove the obstructing object. CDR-205TX and the remote controller obstructing the signals. The remote controller is being usedUse the remote controller within its outside of its operational range.operational rang

34、e. A recordedThe disc was not finalizedPerform the finalization process. CD-R cannotafter recording. be played in(The CD-R indicator lights when normal CDthe disc is played with the playersCDR-205TX) CDR-205TX SERVICE PROCEDURES PROTECTION OF EYES FROM LASER BEAM DURING SERVICING This set employs a

35、laser. Therefore, be sure to follow carefully the instructions below when servicing. WARNING! SERVICE WARNING : DO NOT APPROACH THE LASER EXIT WITH THE EYE TOO CLOSELY. IN CASE IT IS NECESSARY TO CONFIRM LASER BEAM EMISSION, BE SURE TO OBSERVE FROM A DISTANCE OF MORE THAN 30cm FROM THE SURFACE OF TH

36、E OBJECTIVE LENS ON THE OPTICAL PICKUP BLOCK. Laser Diode Properties GaAS/GaAlAs 778787 nm Continuous MAX. 23 mW PLAY 0.9 mW +/-0.05 mW (Ave.) REC CD-R 4.4 mW +/-0.1 mW (Ave.) REC CD-RW 5.2 mW +/-0.1 mW (Ave.) LASER WARNING LABEL The labels shown below are affixed. 1. Warning label 2. Class 1 label

37、LUOKAN 1 LASERLAITE KLASS 1 LASER APPARAT DANGER: INVISIBLE LASER RADIATION WHEN OPEN AND INTERLOCK FAILED OR DEFEATED. AVOID DIRECT EXPOSURE TO BEAM. CLASS 1 LASER PRODUCT CAUTION: HAZARDOUS LASER AND ELECTROMAGNETIC RADIATION WHEN OPEN AND INTERLOCK DEFEATED. ATTENTION: RAYONNEMENT LASER ET ELECTR

38、OMAGNETIQUE DANGEREUX SI OUVERT AVEC LECLENCHEMENT DE SECURITE ANNULE. Material: Wavelength: Emission Duration: Laser output: CDR-205TX EXPLODED VIEW 12 13 13 30 24 19 14 15 1 20 25 P801 U3 2 2 21 8 9 6 3 7 Z9 Z1 Z5 Z3 Z3 P501 P302 P901 11 24 24 22 5 4 25 Z7 U1 10 U2 2 T901 P902 31 17 E902 CDR-205TX

39、 NOTE: THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK. REPLACE ONLY WITH PART NUMBER SPECIFIED. NOTE: : European model only : Asian model only for 120V U21H463524-1BNAPS-7124-1B, Power supply PC board assy 1H463524-1CNAPS-7124-1C, Power supply PC board assy U31H46

40、3525-1BNADIS-7125-1B, Display circuit PC board assy 1H463525-1CNADIS-7125-1C, Display circuit PC board assy Z1 24800047DB-ALD200, CD-R Mechanism assy Z3 8314300883TTW+8B(BC), Self tapping ascrew Z5 8381300883TTB+8B, Self tapping screw Z7 27150465Shield plate, MEC Z9 28141420Cuchion REF. NO.PART NO.D

41、ESCRIPTION 127111207Front bracket 28381300883TTB+8B, Self tapping screw 327100398Chassis 427150464AShield plate, TR 5880048Plastic rivet 627175323Leg assy 727190503KGLS-8R, Holder 827190693KGLS-6R, Holder 927191112KGPS-6RF, Holder 108304400894TTC+8C(BC), Self tapping screw 1127300750Bushing 12281848

42、07Top cover 138389300883TTB+8B(UN), Self tapping screw 1427212297Front panel 1528191876Clear plate 1628191920Facet, S 1728135247Badge 1928325928Knob, AMCS 2028325741Knob, POWER 2128148469Tray panel 2227122829Rear panel 27122828Rear panel 248384300883TTB+8B(BC), Self tapping screw 2529110083Adhesive

43、tape, CROSS-16U 3029360687Label 3129362285Label E902 27190608-1Clamp, UA-0 V0 P302 2045091012NCFC5-091012, Flexible flat cable P501 2045251512NCFC5-251512, Flexible flat cable P801 2045201012NCFC5-201012, Flexible flat cable P901 253277MIL orAS-UC-2#18 or 253279HIT orAS-UC-2#18 or 253280VOLAS-UC-2#1

44、8, Power supply cord 253193HIT orAS-CEE or 253195MARAS CEE, Power supply cord P902 20022261220 orNSAS-12P0829, Socket AS or 20022261220-1NSAS-12P0829, Socket AS T901 2301516NPT-1414D, Power transformer 2301517NPT-1414P, Power transformer U11H463523-1BNADG-7123-1B, Maincircuit PC board assy 1H463523-

45、1CNADG-7123-1C, Maincircuit PC board assy REF. NO.PART NO.DESCRIPTION EXPLODED VIEW PARTS LIST CDR-205TX EXPLODED VIEWS OF MECHANISM-1 CD-R MECHANISM: DB-ALD200 B D E E F G G F A C D 2 1 Screw Not supplied CD-R CORE PCB assy Not supplied To MAIN PC board To MAIN PC board From POWER PC board CDR-205T

46、X EXPLODED VIEWS OF MECHANISM-2 CD-R MECHANISM: DB-ALD200 PARTS LIST Bottom View9 1 3 12 13 7 1116 10 14 15 2 18 17 To CD-R CORE PCB assy CN101 Refer to EXPLODED VIEWS OF MECHANISM-3 4 6 5 19 8 A A Note: The mechanical parts with no part number in the exploded views are not supplied. * : Refer to EX

47、PLODED VIEWS OF MECHANISM-4 REF. NO.PART NO.DESCRIPTION 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 LOAB assy 32P flexible flat cable Connector DC motor 2P Connector Motor pulley Loading motor assy Clamper plate Rubber belt Loading base S Tray Pulley for gear Loading gear Drive gear Drive cam Lo

48、ck plate Bridge Clamper plate Screw - * PDD1222 PG03KK-E07 - VKP2253 - - - VEB1315 PNW2968 VNL1858 VNL1866 VNL1860 VNL1861 VNL1862 - VNL1859 - - CDR-205TX EXPLODED VIEWS OF MECHANISM-3 CD-R MECHANISM: DB-ALD200 PARTS LIST Use nippers or other tool to cut the two sections marked A in figure 1 . While

49、 supporting the spindle motor shaft with the stopper, put spacer on top of the carriage base, and stick the disc table on top (takes about 9kg pressure). Take off the spacer. Spacer Spacer OKNG A 21 2.8mm 11mm Disc table Assy (Pressure of about 9kg) Carriage Base PCB Stopper Spindle motor Spacer setting Position Spacer Servo Base A 1 2 How to Install the Disc Table 11 20 15 7 25 21 4 8 18 19 16 2 22 To CD-R CORE PCB assy CN452 17 3 24 24 1 5 26 27 (Gray) (Black) 4 9 10 24 1 12 14 22 16 6 13 Bottom View B B Note: The mechanical parts wit