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QT-CD210/C

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Содержание QT-CD210

Страница 1: ...SISTOR 12 WAVEFORMS OF CD CIRCUIT 13 TROUBLESHOOTING CD SECTION 14 FUNCTION TABLE OF IC 18 PARTS GUIDE EXPLODED VIEW PACKING OF THE SET FOR QT CD210 ONLY In the interests of user safety the set should be restored to its original condition and only parts identical to those specified should be used QT CD210 BL QT CD210 S QT CD210 WH QT CD210C S SERVICE MANUAL SHARP CORPORATION No SY964QTCD210 This d...

Страница 2: ...ththeAClinecordplugconnection reversed Any reading of 0 3 volt RMS this corresponds to 0 2 milliamp AC or more is excessive and indicates a potential shock hazard which must be corrected before returning the audio product to the owner SPECIFICATIONS Specifications for this model are subject to change without prior notice TO EXPOSED METAL PARTS CONNECT TO KNOWN EARTH GROUND TEST PROBE 0 15 µ F 1 5k...

Страница 3: ...Telescopic Rod Aerial 20 AC Power Input Socket FITTING OF DIAL POINTER Figure 3 2 Main PWB Main PWB Dial Pointer Drum Dial Pointer Dial Pointer Top Cabinet Tuning Knob Top Cabinet Drum A Top Cabinet Drum Variable Capacitor B 1 2 3 4 5 6 7 8 9 10 15 16 17 12 13 14 11 18 19 20 Setting method of the dial pointer 1 Remove the front cabinet Refer to Fig 4 1 on page 4 Disassembly method 2 Remove the dia...

Страница 4: ...tricity of integrated circuits and other circuits when servicing STEP REMOVAL PROCEDURE FIGURE Figure 4 3 Figure 4 1 Figure 4 2 CD MECHANISM SECTION Perform steps 1 to 4 of the disassembly method to remove the CD mechanism How to remove the pickup See Fig 4 4 1 Remove the screws A1 x 2 pcs to remove the shaft A2 x1 pc 2 Remove the stop washer A3 x1 pc to remove the gear A4 x 1 pc 3 Remove the pick...

Страница 5: ...r of removal Note When putting on the belt ascertain that the belt is not twisted and clean it How to remove the motor See Figs 5 4 1 Remove the mainbelt 2 Remove the screw D1 x 1 pc to remove the motor mount 3 Remove the screws D2 x 2 pcs to remove the motor Note Whenmountingthemotor payattentiontothemotormounting angle How to remove the flywheel See Fig 5 5 1 Remove the belt 2 Remove the stop wa...

Страница 6: ...Coverage fH TC2 FM Tracking fL 88 0 MHz L1 fH 108 0 MHz TC1 Test Stage Specified Value Adjusting Point Instrument Connection Input Pin 1 of IC1 Output Pin 18 of IC1 Iuput Antenna Output Speaker Terminal CNP201 Load resistance 4 ohms AM IF RF AM IF T3 Input Antenna Output Pin 18 of IC1 AM fL L4 Input Antenna Band Coverage fH TC4 Output Speaker AM Tracking fL 600 kHz L3 Terminal CNP201 fH 1 400 kHz ...

Страница 7: ...button only 2 You can only move the pickup 3 The LCD display should be the same as it is for normal CD operations 1 2 When the PLAY button is pressed the laser will be lit If the laser is lit and the PLAY button is pressed again play back will start from the current pickup position In the playback operation the STOP button is pressed the laser will be geve out and the playback is stopped Operation...

Страница 8: ...DIO RF VCC FM OSC AM OSC VCC FM AFC DET MPX IN CNP803 FM ROD ANTENNA ALC T FILTER VCC GND NF1 NF2 IN2 IN1 OUT2 OUT1 R P R R P R P P P R R R R L CH R CH PRE AMP ERASE HEAD TAPE AM FM CD CD TAPE FM OSC AM ANT FM OSC AM IF L CH R CH FM RF IN MIX OUT FM DET P SP SP SL SL PU IN LD K E E K LD VR PD G B B A F F C TR TR FO FO R R F F 2200P 2200P PICK UP UNIT CD MOTOR PWB B M701 SLED MOTOR M702 SPINDLE MOT...

Страница 9: ... CD L CH CD GND AUDIO GND POWER GND CD SPEAKERS L CH R CH 4 OHM 4 OHM 5V CD SELECTOR SW601 TAPE MAIN M601 TAPE MOTOR TAPE AM FM CD CD FM AM TAPE AC DC AC INPUT R TAPE AM FM CD CD TAPE PUSEL2 DISPLAY TRAY CLOS MVSS1 MVDD1 CDSEL0 SEG1 COM1 MVDD MVSS MXI MXO REMO IN RYNCREC RESET DVSL LO DVRL DVDD DVRR RO DVSR TEST0 SPCK SPDA COFS DOUT SBSY SBOK VDD1 VSS1 P2VREF PDO TMAX LPFN LPFO PVREF VCOF AVSS SLC...

Страница 10: ...235 R232 C236 C238 C234 C240 C226 D201 C237 C204 Q205 R202 Q204 R201 C239 C233 C227 R122 R120 C119 C118 R118 R116 R114 C116 C106 R106 R354 Q351 R353 C353 L301 C351 R351 C352 C354 R352 R230 CNP602 Q803 R850 Q802 D801 C813 C814 R811 R803 BI802 BK WH WH WH WH BK WH WH WH WH WH WH WH BI801 R802 C802 C801 C816 R805 R806 C804 R804 C815 C817 R801 Q801 R853 C839 C835 C834 C805 C807 C806 SW803 REVIEW DOWN ...

Страница 11: ... 3 4 BR COLOR TABLE RD R OR YL GR BL VL GY WH W BK PK BROWN RED ORANGE YELLOW GREEN BLUE VIOLET GRAY WHITE BLACK PINK T651 POWER TRANSFORMER 229 230 BATTERYS DC9 V D size UM SUM 1 R20 or HP2 battery x 6 YL TAPE MOTOR 240 6 M601 TAPE MAIN 240 7 SW601 1 SW702 PICKUP IN M702 SPENDLE MOTOR M701 SLED MOTOR CNP803 1 2 3 4 5 6 5 4 3 2 1 7 8 6 5 4 3 2 1 PICK UP UNIT CD MOTOR PWB B POWER PWB A3 RD BK BR BK...

Страница 12: ... resistor without any symbol is an ohm resistor The resistor designated Fusible is a fuse type resistor Capacitor To indicate the unit of capacitor a symbol P is used this symbolPmeansmicro micro faradandtheunitofthecapacitor withoutsuchasymbolismicrofarad Astoelectrolyticcapacitor the expression capacitance withstand voltage is used CH TH RH UJ Temperature compensation ML Mylar type P P Polypropy...

Страница 13: ...TOP PLAY TCD 782 TNO 02 PLAYBACK TEI 1 LO 1 TRO 2 RO 2 SBAD 3 1 2 3 4 6 7 11 15 16 17 5 6 5 7 8 5 9 10 6 11 12 13 14 6 11 15 6 11 15 IC802 66pin IC803 20pin IC802 45pin IC803 21pin IC802 72pin IC802 74pin IC802 62pin IC802 67pin IC802 64pin IC802 71pin IC802 62pin IC802 63pin IC802 67pin IC801 22pin IC802 71pin IC802 62pin IC801 19pin IC802 67pin IC801 17pin IC802 71pin IC802 64pin IC802 67pin IC8...

Страница 14: ...t is prohibited by law Cleaning Disc PARTS CODE UDSKA0004AFZZ Cleaner Liquid Figure 14 When the CD does not function When the CD section does not operate when the objective lens of the optical pickup is dirty this section may not operate Clean the objective lens and check the playback operation When this section does not operate even after the above step is taken check the following items Remove t...

Страница 15: ...s Yes No No The optical pickup is faulty Check as stated in item FOCUS SERVO SAWTOOTH WAVE FAILURE Yes Check the periphery of IC801 and BI801 CNS801 Is it normal No Check the pattern between pin 13 of IC801 and pin 63 of IC802 Check the periphery of IC801 and BI801 CNS801 IC801 is faulty Yes Is 5V applied to the emiter of Q204 Is 5V applied to the collector of Q204 Yes No No Check the PWB pattern ...

Страница 16: ...and IC803 No BI801 CNS801 connection failure or optical pickup failure Yes Spindle motor clv servo failure Is above wave obtained between pins 5 and 6 of IC803 Is following wave output to the pin 55 DMO of IC802 when the Function is changed to PLAY from STOP No Yes Check the procedure in HF ERROR If OK IC802 is faulty Check the PWB pattern between pin 72 DMO of IC802 and pins 5 and 6 of IC803 If O...

Страница 17: ...Is the following wave output to the pins 12 TEO of IC801 during track search in normal playback Yes Yes No Check as stated in item SLED MOTOR OPERATION FAILURE No IC802 failure No Check the PWB pattern between pin 67 TRO of IC802 and pin 28 of IC803 Check the PWB pattern between pins 25 and 26 of IC803 and Optical pickup If OK Optical pickup failure Yes Is the above wave output to the pins 64 TEI ...

Страница 18: ...P instruction executed the device s current consumption is reduced to 1µA or less allowing for the supply voltage to be lowered to 2 0V The device is reset and the program starts from address 0 when a voltage of 2 7V or more is applied to this pin when it is at 0V power on reset 21 K0 P1 0 TRAY CLOSE Input 4 bit CMOS I O ports 22 K1 P1 1 TRAY OPEN Input These ports can be set for input or output b...

Страница 19: ...y a program 43 DOUT DOUT Input Output Digital output pin 44 SBSY SBSY Input Output Subcode block sync output pin It outputs a high at the S1 position when subcode sync is detected 45 SBOK SBOK Input Output Subcode Q data CRCC determination result output pin It outputs a high when CRCC check is found OK 46 VDD VDD1 Input Output CD unit s digital block power supply pins 47 VSS VSS1 Input Output Norm...

Страница 20: ...ed for output ports if they have been set for CD control signal input output pins 77 XVSS XVSS Input Output CD s crystal oscillator power supply pins Normally connect these pins to the power supply lines that are used in common for the VDD and VSS pins 78 XI XI Input Output CD s crystal oscillator input output pins 79 XO XO Input Output Normally connect 16 934MHz here This clock is used as the sys...

Страница 21: ...nput in which case it is possible to count pulses or generate an interrupt at a given pulse count address 3 93 MXO MXO Crystal oscillator pins for the controller 94 MXI MXI The oscillator clock is used as the timebase for the clock facility or as the controller s system clock Connect a 4 5MHz or 75kHz crystal resonator to the MXO and MXI pins Since these pins do not contain internal feedback resis...

Страница 22: ...QT CD210 C 22 M E M O ...

Страница 23: ...e VCK Ceramic type VCT Semiconductor type VC MF Cylindrical type without lead wire VC MN Cylindrical type without lead wire VC TV Square type without lead wire VC TQ Square type without lead wire VC CY Square type without lead wire VC CZ Square type without lead wire VC J The 13th character represents capacity difference J 5 K 10 M 20 N 30 C 0 25 pF D 0 5 pF Z 80 20 If there are no indications for...

Страница 24: ...lectrolytic C120 RC GZA476AF1C J AB 47 µF 16V Electrolytic C121 122 VCKYPA1HF103Z J AB 0 01 µF 16V C123 RC GZA227AF1A J AB 220 µF 10V Electrolytic C202 RC GZA476AF1C J AB 47 µF 16V Electrolytic C203 VCKYPA1HF103Z J AB 0 01 µF 16V C204 VCKYPA1HF223Z J AB 0 022 µF 50V C215 216 VCQYKA1HM104K J AB 0 1 µF 50V Mylar C217 218 VCKYPA1HB152K J AA 0 0015 µF 50V C219 220 RC GZA105AF1H J AB 1 µF 50V Electroly...

Страница 25: ...ith Gear Sled M702 RMOTV0408AFM3 J AN Motor with Chassis Spindle SO651 QSOCA0001SJZZ J AE AC Inlet Socket QT CD210 C SO651 QSOCA0005SJZZ J AC Inlet Socket QT CD210C SP201 202 VSPA010PB014S J AG Speaker Woofer SW102 QSW S0001SJZZ J AD Switch Slide Type Record Playback SW201 QSW S0002SJZZ J AD Switch Slide Type Function Selector SW601 240 7 9GD640101149 J Switch Leaf Type Tape Main SW702 QSW F9001AW...

Страница 26: ...0001SJZZ J AC Polyethylene Bag Unit SSAKK0002SJZZ J AC Polyethylene Bag AC Power Supply Cord TLABR1082SJZZ J AB Label Bar Code Packing Case TLABZ0015SJZZ J AC Label VJ No Packing Case ACCESSORIES QACCD0006AW00 J AP AC Power Supply Cord For QT CD210C QACCU0001SJ00 J AR AC Power Supply Cord For QT CD210 TINSE0031SJZZ J AC Operation Manual For QT CD210 TINSK0023SJZZ J Operation Manual For QT CD210C T...

Страница 27: ...QT CD210 C A B C D E F G H 1 2 3 4 5 6 Figure 4 CD MECHANISM EXPLODED VIEW 4 701 304 701 302 301 702 303 M702 703x2 305x2 SW702 M701 305 PWB B 704 306 ...

Страница 28: ...06 SW810 607x3 SO651 605x2 224 605x2 T651 229 225 227 226 604x4 SP202 208 230 219 605x3 218 201 SP201 604x4 604x7 PWB A1 604x4 LCD801 228 PWB A2 209 606 232 210 235 235 231 604 605x2 605x2 603x2 211 212 213 214 215 216 223 TAPE MECHANISM 240 240 1 240 2 240 3 240 4 240 5 240 6 M601 240 7 SW601 238 610 220 603x2 601 604 234 233 221 608 Motor M601 REW FF Clutch Flywheel FF REW Belt Main Belt BELT CO...

Страница 29: ...t Replacement Item 6 Polyethylene Bag Unit SSAKH0001SJZZ Packing Case SPAKC0091SJZZ VJ No Label TLABZ0015SJZZ Top Pad Packing Case SPAKZ0013SJZZ Bar Code Label TLABR1082SJZZ Feature Label AC Power Supply Cord Packing Add Left Right SPAKA0036SJZZ Polyethylene Sheet Unit SPAKZ0014SJZZ FRONT FRONT Operation Manual R L FRONT Polyethylene Bag AC Power Supply Cord SSAKK0002SJZZ ...

Страница 30: ...QT CD210 C M E M O 7 ...

Страница 31: ...QT CD210 C M E M O 8 ...

Страница 32: ...electronic mechanical photocopying recording or otherwise without prior written permission of the publisher COPYRIGHT 2000 BY SHARP CORPORATION ALL RIGHTS RESERVED A0001 2062NS HA C SHARP CORPORATION Communication Systems Group Quality Reliability Control Center Higashihiroshima Hiroshima 739 0192 Japan Printed in Japan SC SL LAG ...

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