Gemini-CDX601-cd-sm维修电路原理图.pdf

(1)SERVICE MANUALCDX-601-602Compact Disc PlayersCONTENTS:Connections & Operations:.Page 2-5Specifications:.Page 5Parts Lists:.Page 6-18PCBs/Schematics.Page 19-32Gemini Sound Products Corp.120 Clover Place P.O. Box 6928Edison, NJ 08818-6928732-738-9003 (Phone) 732-738-9006 (Fax)RadioFans.CN 收音机爱 好者资料库(2)CDX-602CDX-602CDX-602CDX-602CDX-602AA AA A25B B B B B1AA AA AB B B B B123412341234123412341234123412341234123412341234RL21234567123456712345671234567123456712345671234567OUTPUT 2DIGITAL OUTPUT 2112345671234567123456712345671234567123456721234123412341234OUTPUT 1RL12341234123412341234123412341234AC INFUSE 250V, FO.5 A L123456712345671234567123456712345671234567123456712345671234567123456712345671234567123456712345671DIGITAL OUTPUT 1CONNECT TOREMOTE CONTROL 1CONNECT TOREMOTE CONTROL 1CONNECT TOREMOTE CONTROL 2CONNECT TOREMOTE CONTROL 2230V50HZ115V60HZMAIN POWER SOURCE19RadioFans.CN 收音机爱 好者资料库(3)213209211516228456141011127A7181713DIGITAL OUTPUTIMPORTANT NOTEWh i l etheC D X -602is adualC Dplayer ,mostofthefunc-tionsandcon-trolsoftheC D X -601andC D X -602aresimi-l a rorthes a m e .T oelimi-natecon-f u -sion,onlytheC D X -601i l -lus-tra-tionisfullyn u m -b e r e d .Con-trolsp l a c e dindif-fer-entl o -ca-tionsornotdu-pli-catedaretheR O B OS T A R T(25)andP O W E R(1)s w i t c h e s .123123123123123123LR OUTPUT1231231231123123115V60HZ230V50HZCDX-601CDX-601CDX-601CDX-601CDX-601MAIN POWER SOURCE19(4)INTRODUCTION:Congratulations on your purchase of a Gemini CDX-601 or CDX-602CD Player. Your state-of-the-art professional CD Player is backed by athree year warranty that excludes lasers, which are covered by aseparate one year warrenty. Prior to use of this unit, we suggest youcarefully read the following instructions.Your Gemini CDX-601 CD Player or CDX-602 CD Player comesequipped with ADCS (Automatic Disc Calibration System), a uniquestate-of-the-art feature. CDs are produced by a variety ofmanufacturers and recorded by many different professional companiesas well as the do-it-yourselfers at home. Therefore, all CDs do not playthe same. The ADCS (Automatic Disc Calibration System)automatically adjusts the laser in your CDX-802 CD Player for eachindividual CD you insert into the tray, to give you the best possibleperformance for every CD you play regardless of how it wasmanufactured or how it was recorded. With this exclusive system youalways get consistent and reliable performance as well as exceptionalsound quality every time you play a CD. any CD.SAFETY CERTIFICATIONS:Laser Diode PropertiesMaterial: Ga - Al - AsWavelength: 755 - 815 nm (25 C)Laser Output: Continuous Wave, max. 0.5mWLINE VOLTAGE SELECTION:The Gemini CDX-600 series CD Players are dual voltage units operatingat 115 or 230 volts. Be sure to set the proper voltage:1. Place the head of a screwdriver in the center of the VOLTAGESELECTOR (19) switch found on the rear panel.2. Slide the switch to 115 or 230 volts.3. Do not force or twist the switch. Excessive force may cause damage.If the switch does not move smoothly, contact a qualified technician.CONNECTIONS:1. Plug one end of a set of RCA connectors into the two LINE OUTPUT(21) jacks on the back of your CD unit.2. Plug the other end of the RCA connectors into any of the available linelevel input jacks on your mixer. If you are playing the CDX through areceiver, you can plug the RCA connectors into the CD or AUX inputjacks located on the receiver. If there are no CD or AUX inputs, useany line level (not phono) input.FUNCTIONS:POWER SWITCH: After making sure the VOLTAGE SELECTOR switchis properly set, plug the unit in and press the POWER (1) button. Theunit will turn on. Pushing POWER a second time turns the unit off.DISC TRAY: The DISC TRAY (2) is where the CD is held during loading,unloading and playback. Pressing disc tray OPEN/CLOSE (3) opens orcloses the tray. The DISC TRAY holds both 12 cm and 8 cm CDs andautomatically closes after remaining open for three minutes. Note: Thetray will not open when the CDX is in the play mode.OPEN/CLOSE BUTTON: Press OPEN/CLOSE (3) to load or removea CD from the DISC TRAY.DISPLAY: The DISPLAY (7) shows total tracks; track number; pitch value;single-auto cue; continue (continuous play); and three different timedisplays: track time elapsed, track time remaining and total timeremaining on disc. Time is measured in minutes, seconds and frames.PLAYBACK DISPLAY: The PLAYBACK DISPLAY (7A) displays theplay time remaining for each track. The display flashes slowly whenthe track has 15 seconds remaining and pulses rapidly when playtime is down to five seconds.PLAY/PAUSE : Each press of PLAY/PAUSE (16) causes the operationto change from PLAY to PAUSE or PAUSE to PLAY.TRACK SKIP : The TRACK SKIP (13) buttons let you select thetrack to play.SEARCH JOG WHEEL: The SEARCH JOG WHEEL (9) has two functions.Use the SEARCH JOG WHEEL to make fine adjustments in pause mode.Use the SEARCH JOG WHEEL to bend the pitch for precise synchronization in PLAY mode.SEARCH DIAL: Use the SEARCH DIAL (8) to select the scanningdirection and speed of your CD. Turning the dial in a clockwise directionscans forward while a counter-clockwise turn scans the track inreverse. Scan speed increases as the dial is turned.STOP : The STOP (6) button ends CD play.TIME: The TIME (4) button switches the time display between the threeavailable choices listed under DISPLAY.FLY CUE: The FLY CUE (10) function lets you set cues “on the fly” withthe press of a button. Press FLY CUE when the disc reaches themusical location you wish to make your cue or start point. The cue pointis now programmed. Press CUE (15) to return to the cue point. PressPLAY/PAUSE and the unit starts from the pre-programmed spot.CUE: With the unit in the Play mode (PLAY/PAUSE LED is green) and afterthe cue point has been programmed, pressing CUE (15) will cause theCD player to enter the PAUSE mode (green PLAY/PAUSE LED blinks) atthe programmed cue point (the CUE LED glows yellow). Holding downthe cue button changes the function to PREVIEW and starts the CD fromthe programmed cue point. Releasing the CUE button will return the CDlaser to the preset cue point.LOOP: After a cue point is programmed, pressing LOOP (11) while in thePLAY mode (CUE LED blinks yellow) repeats the section between thecue point and the point where the LOOP button was pressed. PressEXIT/RETURN or PAUSE/PLAY to EXIT Loop repeat.EXIT/RETURN: Press loop EXIT/RETURN (12) to return to the beginningof the previously saved loop from normal play.SINGLE-AUTO CUE/CONTINUOUS: Pressing SINGLE-AUTO CUE/CONTINUOUS (5) activates the AUTO CUE FUNCTION. The AutoCue causes the CD to pause at the recorded beginning of the next trackand allows you to segue into the next song with no “dead” air. PressingSINGLE-AUTO CUE/CONTINUOUS a second time will activate theCONTINUOUS function. This causes the CD to repeat play continuouslyuntil SINGLE-AUTO CUE/CONTINUOUS is pressed a third time todeactivate the CONTINUOUS function.PITCH CONTROL: Pushing PITCH CONTROL (17) activates the PITCHsection of the unit (PITCH LED glows red). The pitch of the CD willchange according to the position of the PITCH SLIDE (14).PITCH BEND BUTTONS: Pushing the PITCH BEND (18) buttonswill automatically raise the pitch up to +4% or lower the pitch downto -4% from the existing setting. Releasing the buttons returns pitchto the original setting. Use this function to match the pitch bend whenmixing from one song to another.DIGITAL OUTPUT JACK: Connecting any type of DAT, MD, HARD DRIVE,or other such items which accept digital signals to the BNC (20) outputconnector on the rear panel of your CDX allows you to record a digitalsignal from CD.OPERATING INSTRUCTIONS:1. Make sure that the VOLTAGE SELECTOR (19) switch, found on therear panel, is set for the proper voltage. Plug the unit in and press thePOWER (1) switch. The unit is ON. Pushing POWER a second time turnsthe unit OFF.2. Press OPEN/CLOSE (3) and place a CD in the DISC TRAY (2). PressOPEN/CLOSE again. The tray will close.3. Push TRACK SKIP (13) to select the track you wish to play.4. Press PLAY/PAUSE (16) and the unit will instantly play.(5)FLY CUE & CUE INSTRUCTIONS:The FLY CUE function lets you set cues “on the fly” with the press ofa button. Press FLY CUE when the disc reaches the musical locationyou wish to make your cue or start point. The cue point is nowprogrammed. Press CUE to return to the cue point. Press PLAY/PAUSEand the unit instantly starts from this pre-programmed spot.AND/OR:1. To pre-program a cue point (the spot on a CD at which you wantplay to start) select the proper track and push PLAY/PAUSE sothe unit enters the PLAY mode (PLAY/PAUSE LED glows green).When the CD reaches the approximate musical spot you wish tomake your cue, push PLAY/PAUSE so the unit enters the PAUSEmode (PLAY/PAUSE LED blinks). Move the SEARCH JOG WHEELforward or in reverse until the precise spot at which you want CDplay to begin is located. Push PLAY/PAUSE.The cue point is now programmed. Press CUE to return to thispre-programmed cue point at any time. Push PLAY/PAUSE andthe unit will instantly play from the pre-selected spot.2. To fine tune your pre-programmed cue point, push PLAY/PAUSEso the unit enters the PLAY mode. Push the CUE button and theCD will return to the cue point you programmed in step #1 andbegin play from that point. If you decide this cue or starting pointis okay, leave the unit alone until you are ready to play.3. If, however, the selected spot is not exactly where you want it,push the CUE button while the CD is playing and the disc willreturn to the pre-programmed cue point.Locate the exact spot on the CD at which you want play to startby turning the SEARCH JOG WHEEL. Push PLAY/PAUSE to pre-program this new cue point. Press the CUE button to pause playat the new cue point. Push PLAY/PAUSE at any time and the unitwill play from the pre-selected spot.TROUBLESHOOTING:If a disk will not play, check to see that it was loaded correctly(label side up) and that the CD unit is on a flat, level, stablesurface. Check disc for dirt, scratches, spills, etc.If the disc spins but there is no sound, check the cableconnections. If they are okay, check your amplifier or receiver.If the CD skips, check it for dirt, oil or scratches. Do not assumethat the CD player or laser is defective. Many CDs are recorded“out of spec” and skip on most or all CD players.Before sending the unit to an authorized Gemini service technician,insert a disc that plays properly in another unit.CDX-602ROBO START INSTRUCTIONS:IN SINGLE-AUTO CUE MODE:Use ROBO START (25) in SINGLE-AUTO CUE MODE (5) to alternateplay between the CDX-602s two CD players (one track from one side,then one from the other). In SINGLE-AUTO CUE MODE play startsimmediately with no blank or “dead” space. ROBO START causes oneside of the CD player to play when the other side is paused.1. Engage SINGLE-AUTO CUE MODE with the SINGLE-AUTO CUE/CONTINUOUS button.2. Press the ROBO START (25) button to activate ROBO START.Play will alternate between the two CD players. At the end of a track,the playing side pauses and the other CD deck plays a track. At the endof this track, the playing side pauses and the first CD deck resumesplay.IN CONTINUOUS MODE OR DURING NORMAL PLAY:If you use the ROBO START function without SINGLE-AUTOCUE MODE (in CONTINUOUS MODE or during normal play),CD deck play does not alternate automatically. PAUSE mustbe pressed on the playing deck for the second deck to play.1. During normal play, set a cue point on the second CD deck.2. Press the ROBO START button to activate ROBO START.3. Press PLAY/PAUSE BUTTON on the playing side to start playfrom the cue point on the other CD deck.NOTE: Pausing play in the middle of a track causes the other CD deck to play. When the new trackends, play resumes on the first CD player from the point at which it was paused.SPECIFICATIONS CDX-601/CDX-602:GENERAL:Type.Compact Disc PlayerDisc Type.Standard Compact discs (12 cm & 8 cm)Time Display.Track Elapsed, Track Remain, or Total remainVariable Pitch. 12% Slider with Resume SwitchPitch Bend. 16% MaximumInstant Start.Within 0.03 secondsTrack Selection.1 to 99 TracksInstallation.19 eachDimensions.19” x 3.5” x 10”Weight Per Unit.9.5 lbs.AUDIO SECTION:Quantization.1 Bit Linear/Channel, 3 Beam LaserOversampling Rate.8 TimesSampling Frequency.44.1 kHzFrequency Response.20 Hz to 20 kHzDigital Output.IEC958Total Harmonic Distortion.Less Than 0.05%Signal to Noise Ratio.104 dBDynamic Range.98 dBChannel Separation.90 dB (1 KHz)Output Level.1.9 Volts R.M.S.Power Supply.AC 115/230V, 60/50 HzCDX-602（NEW）（）（MAIN UNIT） PARTS LIST (MODEL NO.) (ORIGINAL MODEL)ITEM PART NUMBER REV.QtyENGLISH NAME1012-014A1PANEL CONTROL2031-0401TOP COVER3032-0961BOTTOM COVER4021-6041SUB PANEL5041-4791HEAT SINK6041-4802HEAT SINK -C7022-8602MOUNTING BRACKET8022-0522HOLDER TRANSFORMER910003-7372DESK DOOR11002-5731KNOB PUSH (DA)12003-7431PUSE KEY INLAY (DA)13002-5761KNOB PUSH KEY ASSY (C)14003-7392PR OTECTOR INLAY15003-7111HOLDER LED 3 (7mm)16047-4946PCB SUPPORT17148-3161NAME PLATE (SMALL)18049-2158PAD FOOT1920153-2131POLYFORM21196-1073SERIAL NO:LABEL22255-1801GIFT BOX23157-9791OWNERS MANUAL24156-0891WARRANTY CARD25190-0621SILICA GEL26099-1671A LABEL27099-1681J LABEL28099-1691V LABEL29099-0141LABEL MADE IN TAIWAN30099-2141LABEL MADE IN CHINA35099-2701LABEL FDA36159-2336DOUBLE LABEL37003-5812SPACER (EVA)38160-0081PE BAG 85100mm39160-0091PE BAG 230300mm40160-0441PE BAG 160250mm41160-0521PE BAG 650 x650mm4243121-002A16BAND-HEAD TAPPING SCREW44111-046A14BAND-HEAD TAPPING SCREW4546101-043A3FLAT-HEAD MACHINE SCREW47110-172A6BAND-HEAD TAPPING SCREW/TWIN SCREW48110-174A2BAND-HEAD TAPPING SCREW49111-0301PAN-HEAD TAPPING SCREW50111-044A4BAND-HEAD TAPPING SCREW51111-0576FLAT-HEAD TAPPING SCREWCDX-602（NEW）（）（MAIN UNIT） PARTS LIST (MODEL NO.) (ORIGINAL MODEL)ITEM PART NUMBER REV.QtyENGLISH NAME5253131-0813NUT/WASHER 3mm54143-0072SPRING WASHER5556170-336MASTER CARTON575859601262-3932PRINTED CIRCUIT BOARD CDX802-12262-2911PRINTED CIRCUIT BOARD CD01-43262-3941PRINTED CIRCUIT BOARD CDX802-24262-3952PRINTED CIRCUIT BOARD CDX802-356074-1812INTEGRATED CIRCUIT BA62187074-182A2INTEGRATED CIRCUIT BA6392FP (AT6392H)8074-1842INTEGRATED CIRCUIT PCM1717E9074-0741INTEGRATED CIRCUIT NJM7805FA10074-1851INTEGRATED CIRCUIT NJM79L0511074-1862INTEGRATED CIRCUIT NJM31712074-104S2INTEGRATED CIRCUIT NJM4558LD (M5218AL,BA15218N)13074-1912INTEGRATED CIRCUIT CXA2550N14074-1922INTEGRATED CIRCUIT CXD3068Q15074-183B2INTEGRATED CIRCUIT P87C557E8 (P83C557E4)1617076-1372TRANSISTOR 2SA954(L) OR 2SA817(Y)18076-1042TRANSISTOR 2SA1048 OR 2SA131719076-0954TRANSISTOR 2SC287820076-0022SILICON TRANSISTORS 2SC945 (Q)(P)21076-003SILICON TRANSISTORS OR 2SC1815 (Y)(GR)2223079-0278RECTIFIER DIODE 1N4002 (1N4003,1N4004)24079-00310SILICON DIODE 1N414825080-1181LIGHT EMITTING DIODE (RED) 326001-062A2CD PLAYER LOADER27058-0212CRYSTAL OSCILLATOR 16.9344MHz28058-0222CRYSTAL OSCILLATOR 16MHz2930092-0592BNC CONNECTOR31161-17322P RCA JACK32092-1051AC INLET3310