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Sharp XL-60H, Руководство по обслуживанию

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XL-60H/70H

 CONTENTS

Page

SAFETY PRECAUTION FOR SERVICE MANUAL ..........................................................................................................  2

 IMPORTANT SERVICE NOTES (FOR U.K. ONLY) .........................................................................................................  2

SPECIFICATIONS ............................................................................................................................................................  3
NAMES OF PARTS ..........................................................................................................................................................  4
OPERATION MANUAL .....................................................................................................................................................  6
DISASSEMBLY .................................................................................................................................................................  8
REMOVING AND REINSTALLING THE MAIN PARTS ..................................................................................................  10
ADJUSTMENT ................................................................................................................................................................  12
RDS ................................................................................................................................................................................  13
TEST MODE ...................................................................................................................................................................  14
ERROR LIST ..................................................................................................................................................................  20
NOTES ON SCHEMATIC DIAGRAM .............................................................................................................................  21

 TYPE OF TRANSISTOR AND LED ................................................................................................................................  21

BLOCK DIAGRAM ..........................................................................................................................................................  22

 SCHEMATIC DIAGRAM .................................................................................................................................................  26
 WIRING SIDE OF P.W.BOARD ......................................................................................................................................  32
 WAVEFORMS OF CD CIRCUIT .....................................................................................................................................  36
 TROUBLESHOOTING ....................................................................................................................................................  37

FUNCTION TABLE OF IC ..............................................................................................................................................  43

 LCD SEGMENT ..............................................................................................................................................................  52

PARTS GUIDE/EXPLODED VIEW

 PACKING METHOD (FOR U.K. ONLY)

XL-60H
XL-70H

SERVICE MANUAL

SHARP  CORPORATION

No. S4031XL60H///

 • 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.

This document has been published to be used
for after sales service only.
The contents are subject to change without notice.

XL-60H/XL-70H Micro Component System consisting of XL-60H/
XL-70H (main unit) and CP-XL60H/CP-XL70H (speaker system).

Illustration: XL-60H

Illustration: XL-70H

 

• Note for users in U.K.

Recording and playback of any material may require consent,
which SHARP is unable to give. Please refer particularly to the
provisions of Copyright Act 1956, the Dramatic and Musical
Performers Protection Act 1956, the Performers Protection Acts
1963 and 1972 and to any subsequent statutory enactments and
orders.

Содержание XL-60H

Страница 1: ...RATION No S4031XL60H 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 This document has been published to be used for after sales service only The contents are subject to change without notice XL 60H XL 70H Micro Component System consisting of XL 60H XL 70H main unit and CP XL60H CP XL70H speaker system ...

Страница 2: ...p lights and the buzzor sounds For Europe For U K PROBE AC OUT UNIT SHORT CIRCUT AC POWER SUPPLY CORD CONNECT THE PROBE TO GND OF CHASSIS SCREW TERMINAL WITHSTANDING VOLTAGE TESTER CAUTION Use of controls adjustments or performance of pro cedures other than those specified herein may re sult in hazardous radiation exposure As the laser beam used in this compact disc player is harmful to the eyes d...

Страница 3: ...mm 6 5 16 Height 240 mm 9 1 2 Depth 189 mm 7 1 16 Weight 2 4 kg 5 3 lbs each General Power source AC 230 V 50 Hz Power consumption 50 W Dimensions Width 160 mm 6 5 16 Height 241 mm 9 1 2 Depth 298 mm 11 3 4 Weight 3 6 kg 7 9 lbs Amplifier section Output power For Europe PMPO 120 W total MPO 60 W 30 W 30 W DIN 45 324 RMS 40 W 20 W 20 W DIN 45 324 Output terminals Speakers 4 ohms Headphones 16 50 oh...

Страница 4: ...isplay Mode Selector Button 26 Volume Select Button 27 CD TAPE Stop Button TUNER Memory Clear Button 28 Record Pause Button 29 Bass Treble Selector Button 30 Memory Set Button 31 Clock Timer Sleep Button 32 Band Selector Button 33 CD Review Button TAPE Rewind Button TUNER Tuning Down Button 34 Function Selector Button 35 Headphone Socket 36 CD Play Pause Button TAPE Play Button 37 Jog Dial 38 CD C...

Страница 5: ...rol section 4 Clear Button 5 Random Repeat Button 6 Memory Button 7 Stop Button 8 Play Pause Button 9 Track Down Review Button 10 Track Up Cue Button Tape control section 11 Record Pause Button 12 Rewind Button 13 Stop Button 14 Play Button 15 Fast Forward Button Common section 16 Surround Button 17 Sleep Button 18 Bass Up Down Buttons 19 Function Selector Buttons 20 On Stand by Button 21 Timer Bu...

Страница 6: ...lay will appear AM 12 00 PM 11 59 Note that this can only be set when the unit is first installed or it has been reset see page 29 4 Press the MEMORY SET button 5 Adjust the hour by turning the jog dial When the jog dial is turned one click clockwise the time will increase by 1 hour When it is turned one click anti clockwise the time will decrease by 1 hour Keep turning the jog dial to change the ...

Страница 7: ...6 Press the CD button 7 Adjust the VOLUME control 5 Listening to a CD Listening to the radio 7 1 Press the ON STAND BY button to turn the power on 2 Press the FUNCTION button until TAPE appears 3 Load a cassette 4 Press the button 5 Adjust the VOLUME control 8 Recording from a CD 1 Press the ON STAND BY button to turn the power on 2 Press the FUNCTION button until CD or NO DISC appears 3 Load a CD...

Страница 8: ...ptical pickup from electrostatic damage Caution on Disassembly Follow the below mentioned notes when disassembling the unit and reassembling it to keep it safe and ensure excellent performance 1 Take cassette tape and compact disc out of the unit 2 Be sure to remove the power supply plug from the wall outlet before starting to disassemble the unit 3 Take off nylon bands or wire holders where they ...

Страница 9: ...3 x1 4 Screw A4 x4 STEP REMOVAL PROCEDURE FIGURE CP XL70H Tape Mechanism Open K1 x4 ø2 5x10mm Front Panel Cassette Holder L1 x3 ø2 5x14mm L1 x2 ø2 5x8mm M2 x1 ø2 5x10mm L1 x1 ø2 5x10mm L2 x1 L2 x1 L2 x2 Top Cabinet CD PWB Open Close Switch PWB CD Motor PWB CD Mechanism PWB Washer Digital Out PWB CD Lid PWB M1 x1 L3 x1 CD Mechanism CD Lid Motor CD Lid Motor Holder N2 x3 ø2 5x10mm N1 x3 ø2 5x14mm PW...

Страница 10: ...the belt is not twisted and clean it How to remove the motor See Figs 10 4 1 Remove the mainbelt 2 Remove the screws D1 x 2 pcs to remove the motor bracket 3 Remove the screws D2 x 3 pcs to remove the motor Note Whenmountingthemotor payattentiontothemotormounting angle Figure 10 1 Figure 10 2 Figure 10 3 Figure 10 4 A Pinch Roller B1 x1 Pinch Roller Pawl REMOVING AND REINSTALLING THE MAIN PARTS Ma...

Страница 11: ... 11 2 1 Remove the side panel and top cabinet 2 Remove the jog belt G1 x 1 pc from the motor pulley 3 Remove the screws G2 x 2 pcs to remove the jog motor Note When putting on the belt ascertain that the belt is not twisted and clean it Figure 11 1 Figure 11 2 G2 x2 ø2x5mm Worm Gear Jog Belt G1 x1 Jog Motor Holder Jog Motor Display PWB Tape Mechanism PWB Tape Mechanism PWB F3 x2 Solder Joint F2 x1...

Страница 12: ... with the JOG DIAL knob to use it for adjustment and check of tuner circuit Preset No FM Preset No AM 1 87 50 MHz 6 522 kHz 2 108 00 MHz 7 1 620 kHz 3 98 00 MHz 8 990 kHz 4 90 00 MHz 9 603 kHz 5 106 00 MHz 10 1 404 kHz FM Mute Level Signal generator 1 kHz 40 kHz dev FM modulated 1 Adjust so that an output signal appears Check Point Instrument Connection Display Frequency 87 5 MHz 87 5 MHz 2 2 V 0 ...

Страница 13: ...onal or regional culture including language theatre etc SCIENCE Programmes about the natural sci ences and technology VARIED Used for mainly speech based pro grammes usually of light entertain ment nature not covered by other categories Examples include quiz zes panel games personality inter views POP M Commercial music which would gen erally be considered to be of current popular appeal often fea...

Страница 14: ... other than POWER button are not accepted until the shift of pickup to the inner periphery is completed at this time If PU IN SW ON cannot be detected within 10 seconds the slide motor is stopped and the following error indication appears Press the POWER button to end the test mode or press the STOP button to return to step 1 Any other operations are inhibited TEST MODE The test mode applied to th...

Страница 15: ... the inner periphery while this button is held down However if PU IN is on input is invalid PLAY If the focus has been set shift to step 4 is executed If the focus has not been set acceptance isinhibited STOP Return to step 1 REC PAUSE Shift to step 5 If the focus is disturbed after it has been set the process returns to step 1 3 Step 3 Mode The laser is kept lighting The processing until turning ...

Страница 16: ...he tuner test mode is turned on the following indication lights for one second The TUNER TEST2 mode is set as a result of Volume Select POWER IF AC is set to OFF in the TEST2 mode the initial state is restored When POWER is set to OFF the memory of TEST2 mode is protected When the power is turned on again the ordinary operation is enabled while the data is stored in the memory besides TUNER If AC ...

Страница 17: ... continuous time series for one second the indication of FM 106 50 MHz ST is restored The preset button is not pressed The time series is indicated automatically and the content of memory is indicated PS name is not indicated while the content of memory is checked If only 1 CH data is stored FM P 01 FM 106 00 MHz FM 106 50 MHz ST An example 1 sec 1 sec ST End indication When the ASPM button is pre...

Страница 18: ...d 30 CH are filled For the stations having the same electric field intensity the former preceding station is stored e Signal of already stored same frequency is not stored The previously stored data is kept f The order of preset memory is 01CH 02CH 03CH Up to 3 stations 1 to 3CH can be indicated This indication is given only in the ASPM test mode In other mode not in ASPM test mode the number of s...

Страница 19: ...e following indication lights for one second g When 01 to 03CH were all used scan is aborted at the frequency at which filling occurred and the following indication appears Number of stored stations Indication of stored channel Indication of frequency Return to initial FM 106 50 MHz ST 1 second 1 second 1 second h If even one station could not be preset and stored in the APMS mode _0MEMORY is indi...

Страница 20: ...SC Tape mechanism error 1 Tape mechanism error 2 Error content The detection SW cannot detect ON after a fixed period of time even if the microcomputer controls the CD pickup to return to the innermost position Probable cause Defective or poorly connected PU IN SW or slide motor Action Solve the problem and turn on the power again Error content Focusing is impossible Probable cause The disc is loa...

Страница 21: ...e used the symbol K means 1000 ohm and the symbol M means 1000 kohm and the resistor without any symbol is ohm type resistor Besides the one with Fusible is a fuse type Capacitor To indicate the unit of capacitor a symbol P is used this symbol P means micro micro farad and the unit of the capacitor without such a symbol is microfarad As to electrolyticcapacitor theexpression capacitance withstand ...

Страница 22: ...X351 456kHz X IN NC CE DI CL MO ST FM FM DO FM IN X OUT VSS AOUT AIN PD VDD AM IN NC IF IN IF REQ SW VCC AM ANT AM OSC VD301 1 SVC348S VD301 2 SVC348S VR351 10K B FM MUTE LEVEL 23 T351 5V AM IF VT MUTE R MUTE MO ST L CH OUT R CH OUT MPX VCO AM LOW CUT FM AM OUT MPX IN AM OSC OUT FM AFC AM RF IN VSM AM OSC IN AM MIX OUT AM IF IN GND REG FM IF IN SD STEREO FM DET PHASE AM FM IF OUT PHASE FM IF DET F...

Страница 23: ...06 Q608 Q603 Q609 VOLTAGE REGULATOR CD B CD_6 2V MECHA 12V M_12V AUDIO 12V A_12V 12V R CH OUT L CH OUT A_12V A GND CD R M GND M_12V D_GND CD_6 2V 12 L CH L CH 1 2 9 2 5 11 8 14 REC R CH REC L CH X521 456kHz 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 RDS CLK Q521 A_12V 10 11 12 RDS DATA VSM AMP IC521 RDS CIRUIT LC72723M NC FUNCTION VOLUME EQUALIZER 8 7 6 5 1 2 3 4 Q201 Q203 A_12V A GND L CH OUT R CH OU...

Страница 24: ...07 SYS STOP REMOCON RESET U COM VDD U CON 5V P CONT IC804 LA6541D REG RESET RES CD REG REG IN OUT SP SP SL SL 5V FO FO TR TR 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 Q861 CD_6 2V SW711 SW718 D701 709 LED D_GND M_12V D_GND SWITCHING D_GND KEY TO POWER PWB 1 2 1 2 M_GND DVSR RO DVDD DVR LO DVSL TEST1 TEST2 TEST3 BUS0 BUS1 BUS2 BUS3 VDD VSS BUCK CCE TEST4 TSMOD RST VREF TRO F...

Страница 25: ...N SL SL SP SP M M SPINDLE MOTOR SLED MOTOR NM802 NM801 NSW801 PICKUP IN SP SP SL SL PU IN GND LD VR P FO FO TR TR D GND SWITCHING Q801 5V 1 2 3 4 5 6 7 CNS802 1 2V 5V E A B F C VREF 5V 1 2V 5V E A B F C TR TR FO FO LD V PD GND CD 5V M_GND CNS605 1 2 3 4 5 6 7 IC702 TA7291S 8 9 MVOL_DW MVOL_UP CNP705 1 2 CNS705 M M701 JOG MOTOR LOADING MOTOR DRIVER IC804 LA6541D VCC MUTE VCC REG RESET RES CD REG RE...

Страница 26: ...01 C387 0 022 C385 0 01 R377 5 6K R355 3 3K C357 2 2 50 C358 1 50 C399 0 022 C356 0 001 R393 1K R395 47K L351 100µH C370 1 50 C355 22P C383 0 022 R387 5 6K L352 100µH C395 0 022 C396 100 10 ZD351 MTZJ5 1B R391 390 R392 390 Q351 KRC104 M R363 6 8K R364 6 8K C386 330P R365 10K X352 4 5MHz C381 12P CH C382 15P CH R374 1K R373 1K R372 1K R371 1K R359 1 8K R360 4 7K C384 0 001 Q360 KTA1266 GR R385 5 6K...

Страница 27: ...rvicing pay attention as the area enclosed by this line is directly connected with AC main voltage RDS CIRCUIT IC401 FUNCTION VOLUME EQUALIZER LC75342M CNS605 P31 12 C CNW704 P29 12 F B B B B B B B B B B B B B B B B B B B Q686 Q689 VOLTAGE REGULATOR Q683 Q685 VOLTAGE REGULATOR B AMP SO401 VIDEO AUX R CH L CH R406 27K R405 27K R408 1 5K R407 1 5K C412 330P C411 330P C408 10 16 C407 10 16 AUX L AUX ...

Страница 28: ...TUNING DOWN R707 2 7K SW725 STOP CLEAR R708 2 2K SW724 REC PAUSE R709 1 5K SW723 BAND R710 1 2K SW722 BASS TREBLE R711 1 2K R725 10K R724 1 2K C703 0 022 L701 100µH R701 10K R702 10K SW709 ON STAND BY SW710 CLOCK TIMER SLEEP R721 10K R722 10K SW721 MEMORY SET SW711 TUNING UP R7D3 82 D707 MPG3372X D709 MPG3372X R7D8 82 R7D2 82 D702 MPG3372X R7E1 82 D703 MPG3372X D701 MPG3372X R7D4 82 R7D1 82 D705 M...

Страница 29: ...D STEREO RUN_PLS CLID_PRO TAPE_SW DI DO CL CE PU_IN REC MOT SOL MVOL_IND MVOL_UP MVOL_DW CLID_SW P_STB P_STB P_MUTE 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 2 5V 4 6V 4 3V 4 3V 4 3V 4 3V 4V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 0V 0V 0V 0V 0V 0V 0V 0V 0V BACK_LIGHT P_MUTE CC...

Страница 30: ...V 2 4V 2 6V 4 3V 1 8V 2 2V 2 2V 2 2V 2 2V 2 2V 2 2V 1 4V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 4 3V 0 6V 2 4V 1 2V 2 5V 2 5V 2 5V 1 7V 1 4V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V FROM DISPLAY PWB RST TSMOD TEST4 CCE BUCK VSS VDD BUS3 BUS2 BUS1 BUS0 T...

Страница 31: ...0V 0V 2 8V 2 8V 2 5V 2 2V 2 5V 2 8V 2 8V 2 2V 2 2V 2 2V 2 1V 2 1V 2 1V 2 1V 6 3V 2 2V 5 1V 5 6V 5V 5V 5V 2V 4 1V 3 4V 3 4V 4 3V 2 5V 5V 0V 0V 1 7V 2 2V 2 2V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V 2 1V TO MAIN PWB TR PO FO LD VR PD GND TR C F B A E VREF 5V SP SP SP SL PU IN GND TR 5V 1 2V E A B F C GND PU IN SL SP SP SP PICKUP UNIT GND PD VR LD FO PO TR GH6C605B3A1 AC...

Страница 32: ... 10 9 8 7 6 5 4 3 2 1 12 11 10 9 8 7 6 5 4 3 2 1 E C B 1 8 5 16 15 10 9 CFW704 FROM DISPLAY PWB 9 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 12 10 2 4 6 8 9 3 7 1 CNS605 FROM CD PWB CNS652 2 1 FROM POWER PWB SO301 FM 75 OHMS ANTENNA ANTENNA TERMINALS 1 2 3 CNS703 TO DISPLAY PWB 5 BK GY GY GY GY GY GY GY GY GY GY GY GY BK 7 6 5 4 3 2 1 CNS901 P35 11 D TO TAPE MECHANISM PWB CNP901 CNS101 PK WH RD WH RD WH WH B...

Страница 33: ...13 14 15 11 17 18 19 10 16 20 22 23 24 25 21 27 28 29 26 30 32 33 34 35 31 42 41 37 38 39 36 40 SW728 VOLUME JOG DISPLAY MODE VOLUME SELECT 3 2 1 B C E B C E E C B 3 2 1 GY GY BK CFW701 TO MAIN PWB P32 6 G CNP703 1 2 3 4 5 6 7 8 9 3 SW721 BAND CLOCK TIMER SLEEP BASS TREBLE CNS702 P34 1 D P32 6 F 1 2 3 4 5 6 7 8 9 12 11 10 R7D8 R7D3 R7D5 R7D9 R7D1 R7E1 R7D2 R7D6 R710 C772 R7D4 R7B3 R7B2 R708 R729 R...

Страница 34: ...R PWB C CD LID PWB A9 DIGITAL OUT PWB A8 CD PWB A3 PICK UP IN NSW801 NM801 SLED MOTOR NM802 SPINDLE MOTOR CNS802 CNS801 E C B OPEN CLOSE SWITCH PWB A6 L804 R843 M CNS804 CNP804 M801 CD LID MOTOR C871 BK RD 3 2 1 C851 L802 C852 BI805 3 2 1 R861 R862 R863 C860 R824 R80A IC801 R80B R80F R80C C849 C843 R827 C839 C847 C806 C846 C863 C805 C848 R806 C804 C802 R825 R804 C812 C807 C844 C820 C809 C810 C817 ...

Страница 35: ...L 250V F652 T1 25A L 250V C651 Q681 1 2 2 1 3 1 2 T651 MAIN POWER TRANSFORMER T F C654 E C B E C B B C E T681 SUB POWER TRANSFORMER 1 2 CNS652 1 2 CNP652 TO MAIN PWB CNS707 FROM DISPLAY PWB P33 12 F P32 1 A SO651 AC POWER INPUT SOCKET AC230V 50Hz When servicing pay attention as the area enclosed by this line is directly connected with AC main voltage 238 FROM TAPE MECHANISM GND TO MAIN CHASSIS GND...

Страница 36: ... IC802 53pin STOP PLAY CUE FEI 1 TEI 1 IC802 43pin SBAD 2 TRO 2 IC802 44pin IC802 49pin RFO 3 FMO 3 IC801 22pin IC802 53pin STOP PLAY REVIEW FEI 1 TEI 1 IC802 43pin RFGO 2 TRO 2 IC801 19pin IC802 49pin RFRP 3 FMO 3 IC801 17pin IC802 53pin STOP PLAY TCD 782 TNO 02 PLAYBACK TEI 1 LO 1 IC802 46pin TRO 2 IC802 49pin RO 2 SBAD 3 IC802 44pin 1 2 3 4 6 7 11 15 16 17 IC802 85pin IC802 46pin IC802 46pin IC...

Страница 37: ...a cleaning disc designed for CD optical pickup lenses HOW TO USE 1 Using the brush in the cleaner cap apply 1 or 2 drops of the cleaning fluid to the brush on the CD cleaner disc which has the mark next to it 2 Place the CD cleaner disc onto the CD disc tray with the brush side down then press the play button 3 You will hear music for about 20 seconds and the CD player will automatically stop If i...

Страница 38: ...tput on pin 38 of IC802 in CD TEST MODE STEP 5 Check the procedure HF ERROR Yes No No No No Check the pattern between pin 57 PUIN of IC701 and BI803 CNS803 Check the between BI803 CNS803 and PU IN switch Set ON condition the CD Lid switch Check the procedure in SPINDLE MOTOR CLV SERVO FAILURE No Does the sled motor move No Does the sound heard when the optical pickup move to the selected play by t...

Страница 39: ...aveform shown above input at the pin 44 SBAD of IC802 Yes 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 BI802 CNS802 Is it normal No Check the pattern between pin 13 of IC801 and pin 44 of IC802 Check the periphery of IC801 and BI802 CNS802 IC801 is faulty Yes Is 6 2V applied to the emiter of Q861 Is 5V applied...

Страница 40: ...ed between pins 3 and 4 of BI801 CNS801 as shown above Yes Check the PWB pattern between BI801 CNS801 and IC804 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 IC804 Is following wave output to the pin 55 DMO of IC802 when the CD TEST MODE STEP 3 is changed to STEP 4 No Yes Check the procedure in HF ERR...

Страница 41: ...the pins 82 or 85 of IC802 and the pins 1 or 3 IC601 No Check the PWB pattern between R819 and Q861 Yes Is signal of pins 82 and 85 of IC802 output No Check the peripheral parts of IC802 If OK IC802 is faulty Yes The main PWB is faulty Check the periphery of IC801 Check the PWB pattern between pin 12 TEO of IC801 and pins 46 and 47 of IC802 Is it normal Is output obtained at the pins 2 and 5 of BI...

Страница 42: ...layback 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 49 TRO of IC802 and pin 18 of IC804 Check the PWB pattern between pins 20 and 21 of IC804 and Optical pickup If OK Optical pickup failure Yes Is the above wave output to the pins...

Страница 43: ... L1 Input signal pin 15 NC No CONNECT pin To be open or connected to VSS 16 NC No CONNECT pin To be open or connected to VSS 17 R1 Input signal pin 18 R2 Input signal pin 19 R3 Input signal pin 20 R4 Input signal pin 21 RSEL0 Input selector output pin 22 RIN Volume equalizer input pin 23 RTRE Capacitor connection pin comprising treble band filter 24 RBASS1 Bass band filter comprising capacitor and...

Страница 44: ... LC75342M 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 5 27 28 30 29 1 2 3 4 LVref RVref CCB INTERFACE CONTROL CIRCUIT LOGIC CIRCUIT CONTROL CIRCUIT ROUT RBASS1 RBASS2 RTRE RIN RSEL0 L1 L2 L3 L4 R1 R2 R3 R4 LOUT LBASS2 LBASS1 LTRE LIN LSEL0 VSS CE DI CL VDD NC Vref NC NC TEST ...

Страница 45: ... Recording playback selection output of tape circuit H Recording mode L Playback mode 32 RST P27 Input Reset signal input 33 RMOUT P10 Input CLOCK TIMER SLEEP button input 34 P11 Input Tape run END detection input Decided as tape run if pulse is input 35 TM2IO P12 Output Recording bias oscillation circuit control output H Bias oscillation L oscillation stop 36 TM3IO P13 Output Recording bias oscil...

Страница 46: ...G7 of the microcomputer output terminal and connections are made up to the shift SEG26 in order Pin No IC701 RH iX0026SJZZ System Control Microcomputer IX0026SJ 2 2 Figure 46 BLOCK DIAGRAM OF IC IC701 RH iX0026SJZZ System Control Microcomputer IX0026SJ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 75 74 ...

Страница 47: ... 1V 17 RFRP Output Track count signal generation amp output terminal 18 RFIS Input RFRP detection circuit input terminal 19 RFGO Output RF signal output terminal 20 RFGC Input RF amplitude adjustment control signal input terminal The amplitude of RF signal can be controlled by using the 3 value PWM signal PWM carrier 88 2 kHz which is output from the RFGC terminal of TC9432F 21 AGCI Input RF signa...

Страница 48: ...rection system frame clock 7 35 kHz output terminal 22 MONIT Output LSI internal signal monitor terminal It is possible to monitor the DSP internal flag and PLL system clock with the microcomputer command Terminal for serial output of text data according to command 23 VDD Digital power terminal 24 TESIO0 Input Test input output terminal To be fixed to L usually Terminal to input the text data read...

Страница 49: ...ed with command 60 FLGC Output Internal signal monitor external flag output terminal TRON TRSR FOK and SRCH signals can be selected with command 61 FLGD Output Internal signal monitor external flag output terminal TRON DMON HYS and SHC signals can be selected with command 62 VDD Digital power terminal 63 VSS Digital ground terminal 64 IO0 Input Output General use I O port 65 IO1 The input port and...

Страница 50: ...onnected to the outside Figure 50 BLOCK DIAGRAM OF IC IC802 VHiTC9462F 1 Servo Signal Control TC9462F 2 3 4 5 1 7 8 9 6 12 13 14 15 11 17 18 19 10 16 22 23 24 25 21 27 28 29 20 30 26 42 43 44 45 41 47 48 49 50 46 32 33 34 35 31 37 38 39 40 36 89 88 87 86 90 84 83 82 81 85 99 98 97 96 100 94 93 92 91 95 72 73 74 75 71 77 78 79 70 80 76 62 63 64 65 61 67 68 69 60 66 52 53 54 55 51 57 58 59 56 LPF 1B...

Страница 51: ...ovided transistor PNP 16 RES Reset output 17 CD Reset output delay time setting capacitor provided externally 18 VIN3 Input terminal of BTL AMP3 19 VG3 Input terminal of BTL AMP3 for gain adjustment 20 VO5 Output terminal of BTL AMP3 noninversion side 21 VO6 Output terminal of BTL AMP3 inversion side 22 GND GND terminal lowest potential 23 GND GND terminal lowest potential 24 GND GND terminal lowe...

Страница 52: ... l4 m4 f4 c5 com4 com4 z2 k1 d1 e1 z3 k2 d2 e2 MHz k3 d3 e3 kHz k4 d4 e4 z4 PinNo 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 com1 h5 g5 a5 RDS h6 g6 a6 r h7 g7 a7 TP h8 g8 a8 EON com1 com2 j5 n5 p5 b6 j6 n6 p6 b7 j7 n7 p7 b8 j8 n8 p8 PTY com2 com3 l5 m5 f5 c6 l6 m6 f6 c7 l7 m7 f7 c8 l8 m8 f8 TI com3 com4 k5 d5 e5 ST k6 d6 e6 q k7 d7 e7 k8 d8 e8 TA SRS 0 com4 z1 z2 z3 r q z4 1 2...

Страница 53: ... 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 the electrolytic capacitors error is 20 Resistors VRD Carbon film type ...

Страница 54: ...2M D656 659 VHD1N4004 1 J AB Silicon 1N4004 D681 684 VHD1N4004 1 J AB Silicon 1N4004 D685 VHD1N4004 1 J AB Silicon 1N4004 D701 709 VHPMPG3372X V J AD LED Green MPG3372X D720 723 VHD1N4148 1 J AA Silicon 1N4148 D730 VHPHY2043 1 J AD LED Orange HY2043 D732 VHPHY2043 1 J AD LED Orange HY2043 D736 737 VHPHY2043 1 J AD LED Orange HY2043 D901 904 VHD1N4148 1 J AA Silicon 1N4148 ZD351 VHEMTZJ5R1B 1 J AC ...

Страница 55: ... AD 1000 µF 35V Electrolytic C615 VCKYPA1HF223Z J AB 0 022 µF 50V C616 RC GZW228AF1H J AH 2200 µF 50V Electrolytic C617 618 VCKYPA1HB222K J AA 0 0022 µF 50V C620 RC GZV477AF1E J AC 470 µF 25V Electrolytic C621 RC GZA107AF1E J AB 100 µF 25V Electrolytic C622 VCKYPA1HF223Z J AB 0 022 µF 50V C624 VCKYPA1HF223Z J AB 0 022 µF 50V C625 RC GZA106AF1C J AB 10 µF 16V Electrolytic C626 RC GZA476AF1C J AB 47...

Страница 56: ...1 6W R211 VRS TV2AB272J J AA 2 7 kohms 1 10W R212 VRD ST2CD272J J AA 2 7 kohms 1 6W R213 216 VRS TV2AB123J J AA 12 kohms 1 10W R217 VRD ST2CD123J J AA 12 kohms 1 6W R218 VRS TV2AB122J J AA 1 2 kohms 1 10W R323 VRS TV2AB683J J AA 68 kohms 1 10W R336 VRD ST2CD103J J AA 10 kohm 1 6W R343 VRD ST2CD181J J AA 180 ohms 1 6W R344 VRS TV2AB681J J AA 680 ohms 1 10W R345 VRS TV2AB472J J AA 4 7 kohms 1 10W R3...

Страница 57: ... 6W R903 VRS TV2AB473J J AA 47 kohms 1 10W R904 VRS TV2AB271J J AA 270 ohms 1 10W R905 VRS TV2AB103J J AA 10 kohm 1 10W R906 VRD ST2CD152J J AA 1 5 kohms 1 6W R907 VRD ST2CD103J J AA 10 kohm 1 6W R909 VRS TV2AB183J J AA 18 kohms 1 10W R910 VRS TV2AB333J J AA 33 kohms 1 10W OTHER CIRCUITRY PARTS BI605 CNS605 QCNWN0179SJZZ J AF Connector Ass y 7 7Pin BI651 CNS651 QCNWN0177SJZZ J AC Connector Ass y 2...

Страница 58: ... Magnet 217 GITAS0003SJSA J AG Side Panel Left XL 60H 217 GITAS0003SJSB J AK Side Panel Left XL 70H 218 GITAS0004SJSA J AG Side Panel Right XL 60H 218 GITAS0004SJSB J AK Side Panel Right XL 70H 219 TLABS0003SJZZ J AD Label Class 3A 220 TLABS0004SJZZ J AC Label Laser 221 GCABB1022SJSB J AG Rear Panel 222 PCOVS3001SJFW J AG Bracket FM AM Socket Video AUX Speaker Terminal 223 LCHSM0004SJFW J AN Main ...

Страница 59: ...OG Switch Digital Out CD Lid Washer Combined Ass y PWB B1 2 DCEKJ0005SJ06 J Power Power Amp Combined Ass y PWB C QPWBF3895AFZZ J AC CD Motor PWB Only PWB D 9GD192121303 J Tape Mechanism PWB E 9GD192121304 J Tape Mechanism OTHER SERVICE PART UDSKA0004AFZZ J AZ CD Pickup Lens Cleaner Disc CP XL60H SPEAKER BOX PARTS GBOXS0003SJZZ J BF Speaker Ass y Left Right 701 HSY093SPK010 J Front Panel Ass y 702 ...

Страница 60: ...XL 60H 70H A B C D E F G H 1 2 3 4 5 6 Figure 7 CD MECHANISM EXPLODED VIEW 7 306 1 701 304 701 302 301 702 303 NM802 703x2 305x2 NSW801 NM801 305 PWB C 306 2 306 3 306 704 307 XL 60H 70H ...

Страница 61: ... 604 223 612 201 12 201 4x2 PWB A1 PWB B1 PWB B2 604 609x3 PWB A2 PWB A10x3 PWB A10 PWB A10 PWB A8 PWB A7 CD MECHANISM PWB A5 237 1 237 2 237 3 237 4 SOL901 237 5 237 6 237 7 SW901 237 8 SW902 237 9 M901 237 10 PWB D 237 11 PWB E 237 T651 226 225 Silicon Grease Silicon Grease 610x2 601 601 601 PWB A8 609x3 613 234 PWB A4 233 LCD701 232 228 FF REW Clutch Flywheel FF REW Belt Main Belt BELT CONNECTI...

Страница 62: ... H 1 2 3 4 5 6 CP XL60H 706 708 705 701 709x4 702 SP601 L CH SP602 R CH SP603 L CH SP604 R CH 707x4 703 704 TWEETER SP603 L CH SP604 R CH WOOFER SP601 L CH SP602 R CH BLACK WITH WHITE LINE BLACK RED BLACK TWEETER SP603 L CH SP604 R CH WOOFER SP601 L CH SP602 R CH ...

Страница 63: ...P603 L CH SP604 R CH SP601 L CH SP602 R CH 705 707x4 708x4 701 704x4 702 706 710 TWEETER SP603 L CH SP604 R CH WOOFER SP601 L CH SP602 R CH 706 Capacitor 3 3µF 50V TWEETER SP603 L CH SP604 R CH WOOFER SP601 L CH SP602 R CH BK BK Black with White Line Capacitor 706 712 711 BK Black with White Line ...

Страница 64: ...042SJZZ 13 Bar Code Label Packing Case TLABE0054SJZZ 14 R Card TCADN0001SJZZ 1 Polyethylene Bag Speaker 9GDHSY041SPK10 2 Packing Add Top Bottom SPAKA0045SJZZ Speaker XL 60H 70H CP XL60H 1 Polyethylene Bag Speaker 9GDHSY041SPK10 2 Packing Add Top Bottom SPAKA0047SJZZ Speaker CP XL70H COPYRIGHT 2000 BY SHARP CORPORATION ALL RIGHTS RESERVED No part of this publication may be reproduced stored in a re...

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