Sharp CD-M4000W Service Manual Download

Page: 26 / 68

CD-M4000W/CP-M4000

– 26 –

• NOTES ON SCHEMATIC DIAGRAM can be found on page 39.

Figure 26 SCHEMATIC DIAGRAM (7/10)

VL+

VL–

VH+

VH–

–

9 10 11 12 13

L CH

A_GND

R CH

LVL_CTRL

GND

CD+B

M_+12V

–15V

M_GND

SP_RLY

SP_DET

+5V

FROM MAIN PWB

P22 1-C

GND

M_GND

CD+B

FROM DISPLAY PWB

P25 12-B

VF1

–VF

VF2

P_IN

GND

M_GND

CD+B

SP DET

VL–

VH–

VL+

VH+

POWER PWB-D1

BI902

R811

R810

ZD802

DZ6.2BSA

R803

12K

C820

100/35

C819

47/50

ZD804

DZ110BSB

R806

220K

CNP905

C958

0.1/50

ZD901

DZ12BSB

ZD902

DZ12BSB

C940

220P

C939

220P

BI903

CNP903

D809

TS6B04G

R805

CNP901

C903

4700/35

C901

3300/71

C904

4700/35

D902

DS1N404S

C902

3300/71

C921

100/50

C922

100/50

R935

47K

CNP902

Q904

KTC3199 GR

R807

47K

R944 33K

C905 0.1/50

C911

47P

R914 0.22/3W

R904

56K

C916

47/50

R902

C919

100/100

R916 0.22/3W

C956

100/100

R912

100

(1/4W)

Fusible

C914 47P

R908 390

C912 47P

R907 390

C915

47/50

R903 56K

R901

C913 47P

R910

56K

R909

56K

C918

0.22/50

R906

C917

0.22/50

C923

0.022

(ML)

R919

1.5K

IC901
STK41203
POWER AMP

C920

100/100

R905

R913 0.22/3W

R915 0.22/3W

C946

100/10

R949

470K

R950

1.2K

C818

47/50

KTA12

D814

DS1N404S

D813

DS1N404S

R911

100

(1/4W)

Fusible

D913

DS1SS133

R936

47K

R920

1.5K

C924

0.022

(ML)

ZD951

DZ13BSB

C952

220/25

R943

680 (2W)

C957

100/100

R952

3.9K

R951

3.9K

D909

DS1SS133

R917

0.1

(3W)

R921

1.8K

Q901

KTC3199 GR

D907

DS1SS133

R922

1.8K

R918

0.1(3W)

Q902

KTC3199 GR

D908

DS1SS133

Q903

KTC3199

D901

DS1N404S

CNS902

CNS903

CNS705

CNS901

R819

47K

Summary of Contents for CD-M4000W

Page 1: ...AGE 38 NOTES ON SCHEMATIC DIAGRAM 39 TYPES OF TRANSISTOR AND LED 39 WAVEFORMS OF CD CIRCUIT 40 TROUBLESHOOTING 41 FUNCTION TABLE OF IC 45 FL DISPLAY 53 REPLACEMENT PARTS LIST EXPLODED VIEW MINI COMPONENT SYSTEM MODEL CD M4000W In the interests of user safety the set should be restored to its original condition and only parts identical to those specified be used SERVICE MANUAL This document has bee...

Page 2: ...ED HEREIN MAY RESULT IN HAZARDOUS RADIATION EXPOSURE VOLTAGE SELECTION Before operating the unit on mains check the preset voltage If the voltage is different from your local voltage adjust the voltage as follows Turn the selector with a screwdriver until the appropriate voltage number appears in the window 110 V 127 V 220 V or 230 V 240 V AC Laser Diode Properties Material GaAIAs Wavelength 780 n...

Page 3: ...inals Speakers 6 ohms Headphones 16 50 ohms recommended 32 ohms Input terminals Video Auxiliary audio signal 500 mV 47 kohms Microphone 1 mV 600 ohms Type 3 disc multi play compact disc player Signal readout Non contact 3 beam semiconductor laser pickup D A converter 1 bit D A converter Frequency response 20 20 000 Hz Dynamic range 90 dB 1 kHz Tuner Cassette deck Frequency range FM 88 108 MHz AM 5...

Page 4: ...tor 24 Tape 2 Reverse Mode Select Button 25 CD Track Up or Fast Forward Tape 2 Fast Wind Tuner Preset Up Button 26 Tuning and Time Down Button 27 Memory Set Button 28 Tape 2 Record Pause Button 29 CD Track Down or Fast Reverse Tape 2 Fast Wind Tuner Preset Down Button 30 Microphone Level Control 31 Microphone Socket 6 7 8 9 10 11 18 23 22 17 16 15 14 13 12 26 27 28 30 31 29 24 25 19 20 21 4 5 1 2 ...

Page 5: ...2 Fast Wind Tuner Preset Down Button 8 Equalizer Mode Select Button 9 Tape 2 Reverse Play Button 10 CD Button 11 Tuner Band Button 12 On Stand by Button 13 Monster Bass Button 14 CD Random Button 15 CD Memory Button 16 CD Pause Button 17 CD Track Up or Fast Forward Tape 2 Fast Wind Tuner Preset Up Button 18 CD or Tape Stop Button 19 CD Play or Repeat Tape 1 Play Tape 2 Forward Play Button 20 Video...

Page 6: ...it using the AC plug adaptor supplied with the unit as illustrated The AC plug adaptor is not included in areas where the wall socket and AC power plug can be directly connected see illustration 1 2 Setting the FM AM span selector The International Telecommunication Union ITU has established that member coun tries should maintain either a 100 kHz or a 50 kHz interval between broadcasting fre quenc...

Page 7: ...led or it has been reset 4 Press the TUNING TIME or button to adjust the hour and then press the MEMORY SET button Press the TUNING TIME or button once to advance the time by 1 hour Hold it down to advance continuously When the 12 hour display is selected AM will change automatically to PM 5 Press the TUNING TIME or button to adjust the minutes and then press the MEMORY SET button Press the TUNING...

Page 8: ...uation Cannot remove the tape If a power failure occurs during playback the heads remain engaged with the tape Do not open the compartment forcibly Wait until electricity resumes Symptom Possible cause The vocal part of a multiplexed disc is not heard Is the karaoke mode set to L CH R CH or V CANCEL Symptom Possible cause The remote control does not oper ate Is the AC power lead of the unit plugge...

Page 9: ...tte 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 need to be removed when disassembling the unit After servicing the unit be sure to rearrange the leads where they were before disassembling 4 Take sufficient care on static electricity of integrated circui...

Page 10: ...Transformer PWB E2 x 1 F2 x 1 Power PWB F2 x 1 E3 x 1 E3 x 1 E3 x 1 Mic PWB Headphones PWB F4 x 1 F3 x 2 Push G1 x 1 ø3 x 8mm Amp PWB F1 x 3 ø3 x 8mm F3 x 1 Push E3 x 1 Tape Mechanism F1 x 2 ø3 x 10mm G2 x 1 F1 x 2 ø3 x 10mm Push Push Front Panel G3 x 1 G3 x 1 H3 x 1 H2 x 12 ø3 x 10mm J1 x 5 ø3 x 10mm H1 x 1 Display PWB Headphones PWB Open Cassette Holder Tape Mechanism K1 x 1 ø3 x 10mm Mic PWB L1...

Page 11: ... 11 1 Figure 11 2 CP M4000 P3 x 2 P2 x 2 P3 x 2 CD Servo PWB Slide Chassis P1 x 1 ø3 x 8mm Q2 x 3 Q1 x 1 Q1 x 1 CD Mechanism CD Mechanism Chassis Slide Chassis Figure 11 3 Figure 11 5 Speaker Box Ass y Front Panel A3 x 4 ø4 x 20mm A2 x 4 A1 x 1 Screwdriver Speaker Box Ass y Front Panel Driver should be pried away from Speaker Box Woofer Tweeter Midrange Speaker Box Ass y C1 x 4 ø4 x 20mm D1 x 4 ø3...

Page 12: ...roller pay attention to the spring mounting position How to remove the belt TAPE 2 See Fig 12 4 1 Remove the main belt D1 x 1 pc from the motor side 2 Remove the FF REW belt D2 x 1 pc How to remove the belt TAPE 1 See Fig 12 4 1 Remove the main belt E1 x 1 pc from the motor side 2 Remove the FF REW belt E2 x 1 pc How to remove the motor See Fig 12 5 1 Remove the screws F1 x 2 pcs to remove the mot...

Page 13: ...sembly method to remove the CD mechanism How to remove the CD loading motor See Fig 13 1 1 Bend the hooks A1 x 5 pcs to remove the CD loading motor 2 Remove the drive belt A2 x 1 pc Figure 13 1 ADJUSTMENT MECHANISM SECTION Driving Force Check Torque Meter Specified Value Play TW 2111 Tape 1 Over 80 g Tape 2 Over 80 g Torque Check Torque Meter Tape 2 Play TW 2111 30 to 80 g cm 30 to 80 g cm Fast fo...

Page 14: ...4 2 EFBL 3 Gain adjustment The gain is compensated inside the IC so that the loop gain at the gain crossover frequency will be 0 dB Focus gain adjustment Tracking gain adjustment Adjustment Since this CD system incorporates the following automatic adjustment functions readjustment is not needed when replacing the pickup Therefore different PWBs and pickups can be combined freely Each time a disc i...

Page 15: ...ing OFF play at that specific point MEMORY key input Tracking ON play from that specific point STOP key input STOP IL isn t done VOL Last memory BAL CENTER P GEQ FLAT X BASS OFF To cancel Power OFF Sliding the PICKUP with button must only be in STOP mode MEMORY key input Adjustment result automatically will display as below for each 2 sec a FOF_XXXX b TOF_XXXX c TBA_XXXX d TGA_XXXX f FGA_XXXX g RF...

Page 16: ...n 03 TAPE Mechanism Error ER TA 00 Tape Mechanism Error 01 Initial Error 02 03 CD VCD Pickup Mechanism Error ER CD 00 Pickup Mechanism Error 01 PU IN SW Detection NG 02 03 CD Changer Mechanism Error ER CD 10 Changer Error 11 Initial Error 12 13 Tray Error ER CD 20 Tray Error 21 22 23 Micon Communication Error ER CD 30 System VCD 31 System CD Servo Focus Not Match NO DISC IL Time Over NOT READ TUN ...

Page 17: ...DD RFVDD XL1 33 8688 MHz OC DISC NO CLAMP SW CD RES CL DI DO CE DRF WRQ 5V B5 5V B5 DGND L CH AGND VCC3 VCC2 VCC4 VCC1 IC2 M63001FP FOCUS TRACKING SPIN SLED DRIVER XIN XOUT VRES VWRQ DO DI CL CE TIN2 TIN1 FIN2 FIN1 TD0 FD0 SPDO SLDO CONT5 CONT2 CONT3 CONT4 RCHO RVSS LVSS LCHO 80 42 79 75 20 5 40 18 24 23 14 8 21 22 29 35 41 47 46 77 10 9 8 7 15 1 2 17 25 42 41 38 39 4 7 6 5 16 28 26 27 3 1 6 4 5 2...

Page 18: ... L CH R CH IC601 LC75341 AUDIO PROCESSOR H N P B B4 R L REC R L L NF R NF ALC REC T1 T2 T1 T2 NOR CRO2 REF R REC L REC POP REDUCE R NF L NF SWITCHING L T2 R T2 R T1 L T1 IC101 PLAYBACK AND RECORD PLAYBACK AMP R L PHASE FM AM MPX IN STEREO AM RF IN AM OSC IN FM AM Q360 VT OSC X352 4 5MHZ AM BAND COVERAGE AM TRACKING T303 T306 Q302 X351 456kHz MO ST MPX VCO FM DET VCC GND AM IF IN CF351 IC303 LA1832...

Page 19: ...DPHONES M901 FAN MOTOR FAN MOTOR DRIVER M Q907 Q905 Q709 Q901 Q904 Q603 Q604 Q605 Q606 Q851 Q850 A 10V M12V F807 T2A L 250V F806 T2A L 250V F805 T5A L 250V F804 T5A L 250V VH VH CLK MAIN REC PLAY VLOAD RESET B5 B5 B5 B5 VDD VDD VDD R OUT L OUT SP DET SYSTEM MUTE CE DI DO XL701 4 1943 MHz VL VL IC901 STK41203 POWER AMP BIAS T1 T2 AVDD KEY SW701 SW703 SW709 SW717 SW722 SW734 TO CD SERVO SECTION T F ...

Page 20: ...UNIT TR TR TR TR FO FO FO PD VR LD F C B A E VCC VREF SLIDE SPIN PU IN 1 2 3 4 5 6 1 2 3 4 5 6 5 3 6 2 7 1 4 5 3 6 2 7 1 4 5 3 6 2 7 1 4 5 3 6 2 7 1 4 4 1 3 6 5 2 4 1 3 6 5 2 M M 4 8 5 2 1 7 3 6 4 8 5 2 1 7 3 6 4 8 5 2 1 7 3 6 4 8 5 2 1 7 3 6 2 LASER DRIVER CNP1 CNS1A CNS1B R6 22K R5 8 2K R4 8 2K R3 22K R1 8 2K R2 8 2K C1 47 25 C2 0 01 CNP2 CNS2A CNS2B C38 0 01 C39 100 10 R44 12K C41 100 10 CNP3 C...

Page 21: ...AC SLDO SPDO FD0 TD0 REF1 VREF ADAVSS ADAVDD JITTC RFMON TE TEC FE TIN2 F TIN1 E FIN2 B FIN1 A RSVSS RFVDD RF EFMIN SLCIST SLCO 5V DGND L CH AGND R CH 6 3 5 4 2 6 1 3 5 4 2 6 1 3 5 4 2 6 1 9 8 7 6 2 4 5 3 1 5 4 3 2 1 3 1 2 CNS703 CNS11 CD LOADING MOTOR PWB E 2 CONSTANT VOLTAGE R49 1 D2 DS1SS133 D1 DS1SS133 Q3 KRC102 M R45 470 R46 470 R20 10K R13 1K R14 1K R15 1K R16 1K R18 1K R17 1K P C11 0 22 50 ...

Page 22: ...8 1K R120 56 R155 150 Q110 KRC104 M R114 10K R115 4 7K Q851 KIA7810 AP Q111 KRC104 M C153 100 16 Q109 KTA1266 GR R113 10K C860 2200 35 R854 10K C859 0 001 ML C852 0 047 ML R852 22K R853 22K C856 100P C855 0 1 ML Q852 KIA7805 AP Q850 KTC2026 R856 680 ZD851 DZ3 9BSB C850 2200 35 R612 1 5K R611 1 5K C613 10 50 C616 0 001 C615 0 001 R622 2 2K C635 0 001 R621 2 2K C636 0 001 R619 22K C617 2 2 50 R620 2...

Page 23: ... 1 3 4 5 1 2 4 3 6 6 20 1 2 3 4 5 6 7 8 9 10 12 13 Vcc ALC GND ALC RIPPLE Nor CrO2 CLK VDD VREF ROUT RIN RSEL0 R4 R3 R2 R1 1 2 3 B B B B B B B B B B B B 9 8 7 6 5 4 3 2 1 CNPK1 C602 22 25 C610 0 22 ML C612 0 0015 C608 0 22 ML R606 3 9K R608 10K C620 1 50 C622 10 50 C624 1 50 C626 1 50 61 1SS133 80 K R866 330 Q121 KTC3199 GR R153 10K D862 DS1SS133 R873 1K R875 100K C863 22 50 100K R867 100K C865 47...

Page 24: ...Y F PLAY CASSETTE SOLENOID SOLENOID PH B B B B B B B B B R716 100K R728 47K R727 47K IX0 SY MICRO R725 10K R720 10K R718 10K R714 10K R717 10K R713 10K D704 DS1SS133 R740 1K R746 10K R749 10K LED722 R721 4 7K CS709 0 022 CS708 0 022 ZD701 MTZJ6 2C RS708 270 CS706 2 2 50 CS707 2 2 50 CS710 2 2 50 RS713 100K RS711 100K RS715 100K RS703 68K RS701 33K RS720 180K RS717 470K RS709 150K D702 DS1SS133 RS7...

Page 25: ...0 10K RD12 100K SW712 DISC SKIP SW711 DISC 3 RD11 33K RD10 18K SW710 DISC 2 SW709 DISC 1 RD09 10K RD08 5 6K RD07 3 9K RD06 2 7K RD05 2 2K RD04 1 5K R770 1K IC701 IX0460AW SYSTEM MICROCOMPUTER IC702 BU2092F INPUT OUTPUT EXPANDER D718 DS1SS133 C728 0 01 Q709 KRC102 M RESET R796 47K C729 3 3 50 R797 100K SW703 TIMER SW713 OPEN CLOSE SW734 TUNER SW733 VIDEO RD36 100K SW732 TUNING UP RD35 33K SW731 REC...

Page 26: ...R805 10 CNP901 C903 4700 35 C901 3300 71 C904 4700 35 D902 DS1N404S C902 3300 71 C921 100 50 C922 100 50 R935 47K CNP902 Q904 KTC3199 GR R807 47K R944 33K C905 0 1 50 C911 47P R914 0 22 3W R904 56K C916 47 50 R902 1K C919 100 100 R916 0 22 3W C956 100 100 R912 100 1 4W Fusible C914 47P R908 390 C912 47P R907 390 C915 47 50 R903 56K R901 1K C913 47P R910 56K R909 56K C918 0 22 50 R906 1K C917 0 22 ...

Page 27: ... 9 1 2W R926 10 1 2W R928 10 1 2W R927 10 1 2W R925 10 1 2W R931 10 1 2W R932 10 1 2W R942 560 D816 DS1N404S D815 DS1N404S D818 DS1N404S C809 0 22 C810 0 22 C811 0 22 ML C812 0 22 ML C818 47 50 ZD801 DZ30BSB C817 220 63 Q803 KTA1274 Y R802 2 2K D811 DS1N404S D814 DS1N404S D812 DS1N404S D813 DS1N404S C932 0 022 ML C934 0 022 ML C931 0 022 ML C933 0 022 ML C927 0 1 ML R941 560 D909 DS1SS133 Q903 KTC...

Page 28: ...10 15P CH C334 22P UJ R323 68K T306 C323 0 022 T303 D302 DS1SS133 D301 DS1SS133 C330 15P UJ C338 0 001 C331 0 047 C332 0 022 C381 12P CH R380 1 5K R313 33K C317 0 001 C316 0 022 C373 0 018 C374 0 018 R395 47K R385 5 6K Q360 KTA1266 GR R384 5 6K C391 47 16 X352 C307 10 16 R381 10K R352 1K C355 22P C356 0 001 C311 18P C305 4 7P CH R302 10 C372 1 50 R351 5 6K C342 0 022 D305 DS1SS133 C352 10 16 C351 ...

Page 29: ...CK19 0 022 RK8 5 6K CK23 0 001 CK1 0 01 RK11 1K RK10 1K RK9 1K CK43 47 25 ZDK1 MTZJ5 6B RK12 100 RK13 1 2K QK1 KTC3203 Y ICK1 M65856SP MIC AMP RK2 56K RK3 56K RK4 10K RK7 1K JK1 MIC CK9 2 2 50 CK8 4 7 50 CK13 0 0047 CK17 220 10 CK18 100 16 CK16 0 22 CK15 0 068 CK25 2 2 50 CK26 2 2 50 CK12 2 2 50 CK14 0 001 CK21 0 068 CK24 2 2 50 CK33 47P CK30 2 2 50 CK29 2 2 50 CK31 0 15 CK35 47P CK34 47P CK22 0 0...

Page 30: ...NNA TERMINAL FM 75 OHMS GND TO CD SERVO PWB P36 5 A CNP7 CNS11 GY WH RD GY WH GY WH GY WH GY GY WH GY RD WH WH 1 2 3 4 5 6 TO MIC PWB P29 12 G CNS602 1 2 3 4 5 6 8 9 10 7 MAIN PWB A 1 2 3 1 2 3 4 5 6 7 8 9 TO CNPK1 C624 C626 C628 C630 R609 R610 R623 C641 C623 C642 C627 C606 IC601 C602 C374 C373 C372 C610 C608 C614 C622 C620 C368 R357 C618 Q605 Q603 R364 Q606 C365 Q604 R363 C617 C364 R358 C362 T306...

Page 31: ... W BK PK BROWN RED ORANGE YELLOW GREEN BLUE VIOLET GRAY WHITE BLACK PINK TO AMP PWB P35 12 E CNP701 C623 642 R624 C860 LG1 C850 Q124 C852 R852 Q126 R856 ZD851 R855 R853 C855 C856 R854 C859 C625 C621 C629 C619 C613 C627 C609 C607 C606 BI602 R866 D861 BI11 Q864 C865 R867 C867 C864 IC860 R865 D862 Q862 Q863 C863 C117 1 2 3 R155 Q111 CNP101 R119 Q110 Q107 R117 Q108 C153 R118 Q109 BI102 R102 C150 C151 ...

Page 32: ...2 3 4 4 1 1 9 FC702 1 2 3 6 7 8 9 10 11 12 13 14 15 16 1 2 3 3 1 MONSTER BASS PWB B3 TO CD SERVO PWB P36 4 A RD WH BL WH TO POWR PWB P34 3 G GL GL RD TO TAPE MECHANISM PWB R702 R705 R719 R781 XL701 R780 R779 R782 R777 R776 R775 R706 CS710 SW733 VIDEO Q708 Q705 Q704 D713 SW7 EQU D712 C719 RD15 BI704 CNP702 SW715 MONSTER BASS JOG701 RS708 RS713 ZD701 D704 IC703 CS707 CS706 CNP704 IC704 RS710 RS719 3...

Page 33: ...1 42 43 44 56 57 58 1 FC701 21 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 CNP601 TO MAIN PWB P31 9 A SW703 TIMER SW702 CLOCK SW714 DIMMER SW701 ON STAND BY CNP701 R794 C715 D721 C726 D720 R740 R738 R739 R741 R759 R754 C701 C727 RL701 RL702 RL705 SW732 TUNING UP SW724 TUNING DOWN SW725 MEMORY SET SW731 REC PAUSE SW726 FAST REWIND...

Page 34: ... PK BROWN RED ORANGE YELLOW GREEN BLUE VIOLET GRAY WHITE BLACK PINK 230 240 V R819 C814 C813 D814 D812 D811 D813 CNP902 R807 CNP905 R806 R810 R811 R803 C820 ZD802 1 2 3 4 C819 C818 R805 ZD801 Q803 C815 R802 ZD804 C817 D815 D816 C816 D809 C809 C810 CNP903 1 2 3 4 5 6 7 8 C811 C812 D810 LG802 LG801 SW801 VOLTAGE SELECTOR F803 T2 5A L 250 V F801 T5A L 250 V F802 T2 5A L 250 V 127V 220V 110V 230 240V ...

Page 35: ...05 C939 R908 C946 R949 D913 R950 C952 ZD951 R943 R942 R941 1 5 1 4 C918 R910 R907 R909 C917 R905 C915 C911 C913 C916 R903 R901 R906 R902 C914 R904 C912 R936 C940 R935 R913 R915 CNP901 R914 R916 C958 D908 D907 Q901 Q902 D909 R921 R917 R922 R925 C923 R918 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 C924 R927 R919 R920 R926 R928 L901 C928 C930 L902 C927 R929 C929 R923 R954 R932 R931 R953 Q904 D911 Q...

Page 36: ...C24 L1 Q2 ZD2 C48 C18 CD SERVO PWB C CNP703 P32 1 B FROM DISPLAY PWB 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 CNS1B CNS1A CNS2B BL WH BL WH BL WH RD RD WH GY WH GY WH GY WH 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 3 4 1 2 5 6 7 1 7 1 8 PICKUP UNIT 306 CNS3B CNS3A RD WH GR WH GR WH CD MOTOR PWB G 1 2 3 4 5 6 1 2 3 4 5 6 M1 SPINDLE MOTOR SW4 PICKUP IN M2 SLED MOTOR 1 2 3 4 5 6 6 5 4 3 2 1 6 5 4 3 2 1 CNS1...

Page 37: ... OPEN CLOSE CNP101 P31 12 F TO MAIN PWB TAPE 1 PLAYBACK HEAD PK BK BK WH WH PK GR 2 3 1 TAPE MOTOR 1 1 2 3 2 4 5 6 7 9 8 1 9 CNS703 SOLENOID PH SW SW SW SW SOLENOID TAPE MECHANISM PWB F TAPE MECHANISM ASSEMBLY P32 4 B TO DISPLAY PWB FC702 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 P31 12 D FROM MAIN PWB TAPE 2 RECORD PLAYBACK ER...

Page 38: ... V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 10 2 V 0 V 9 8 7 6 5 4 3 2 1 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 PIN NO VOLTAGE IC601 0 V 0 V 0 5 V 2 V 0 V 1 3 V 0 V 0 6 V 3 5 V 3 4 V 0 V 0 V 7 V 4 1 V 0 V 3 4 V 0 6 V 0 V 0 7 V 0 V 2 V 0 5 V 0 V 0 V 9 8 7 6 5 4 3 2 1 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 PIN NO VOLTAGE IC101 2 1 V 5 V 2 1 V 2 1 V 0 V 5 1 V 5 1 V 2 9 V 5 V 4 3 V 3 9 V 3 9 V ...

Page 39: ...tor the expression capacitance withstand voltage is used CH TH RH UJ Temperature compensation ML Mylar type P P Polypropylene type Schematic diagram and Wiring Side of P W Board for this model are subject to change for improvement without prior notice REF NO DESCRIPTION POSITION POSITION SW717 REVERSE MODE ON OFF SW722 CD ON OFF SW723 TAPE ON OFF SW724 TUNING DOWN ON OFF SW725 MEMORY SET ON OFF SW...

Page 40: ...7 09 51 15 500 ms div NORM 20 kS s 2 1 Record Length Smoothing ON CH1 0 000 V CH2 0 000 V Main 100 K Zoom 2 K Mode NORMAL Type EDGE CH2 Delay 2 924 ms Hold off 0 2 µs CH3 0 00 V CH4 0 00 V BW FULL Trigger Filter Offset 1 IC1 21 6 IC1 22 T T TE DRF Stopped CH1 10 V DC 10 1 CH2 1 V DC 10 1 100 ms div 100 ms div NORM 100 kS s 2 1 Record Length Smoothing ON CH1 0 0 V CH2 0 00 V Main 100 K Zoom 2 K Mod...

Page 41: ...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 the cabinet and follow the trouble shooting instructions Track skipping and or no TOC Table Of Contents may be caused by build up of dust other foreign matter on the laser pickup lens Before attempting any adjustment make certa...

Page 42: ...focus servo activated Waveform drawing Figure 42 2 Pins 7 12 79 and 80 on IC1 Check the laser diode driver Q1 peripheral circuit When a disc is loaded start playback operation 2 Does DRF change from L to H Is the disc rotating 3 Is the HF waveform normal Waveform drawing Figure 42 3 Check the spin system If the disc is spinning and a HF waveform is generated DRF will go H Figure 42 1 Check the las...

Page 43: ...not activated Check the peripheral circuits at pins 14 15 and 20 on IC1 and CNS1A B If the waveform shown in Figure 43 1 appears and soon after NO DISC appears 2 Tracking system check Check the TE waveform at pin 15 on IC1 A normal jump operation cannot be completed or the beginning of the track cannot be found Check the around pin 20 on IC1 Initialization is possible but play is not possible Data...

Page 44: ...off 0 2 µs CH3 0 00 V CH4 0 00 V BW FULL Trigger Filter Offset CH1 v DIV 500 mV 1999 04 05 17 33 17 Is pin 52 C2F on IC1 L Yes No The HF waveform is normal and the time is displayed normally but no sound is produced Or the sound has dropouts 5 Others There are too many error flags on a damaged disc which makes error correction impossible Check again using a known good disc 1 When playing at normal...

Page 45: ...al purpose I O terminal 5 27 SBCK CONT6 Input Output Input Mode General purpose I O terminal 6 or Subcode reading clock input terminal 28 SBCK FG Input Subcode reading clock input terminal FG signal input terminal external emphasis setting terminal Terminal functions are set by commands When not used connect to 0 V 29 DEFECT Output L Defect terminal 30 V P Output H Auto switching monitor output te...

Page 46: ...ort must be set LOW after first applied power on 67 DRF Output L Focus detection output port 68 VDD5 Input Power supply for Microprocessor 69 VSS GND for digital circuit Must be connected to 0 V 70 CONT3 Input Output Input General purpose port 1 71 CONT2 Input Output Input General purpose port 2 72 CONT1 Input Output Input General purpose port 3 73 PDO1 Output Internal VCO control phase comparator...

Page 47: ...DD RCH0 RVSS LVSS LCH0 LVDD LC78645E MIX LPF LPF LPF TBAL TBAL RAM LEVEL SET AGC EQ SW PH BH MONI CONT A D SERVO PROCESSOR TRACK JUMP AUTO ADJUST JITTER DETECT 1bit DAC 8FS DIGITAL FILTER GENERAL PURPOSE PORTS COMMAND INTERFACE CLOCK GENERATOR CLV CAV CONTROL PLL VCEC SLICE LEVEL CONTROL APC S H D A SW DRF RUPTURE DEFECT FRAME SYNC DETECT PROTECT INSERT EFN DECODE VDD SUBCODE DECODE CRC MONITOR SI...

Page 48: ...ATA Input Output DS data input 27 ANI6 NO USE Input GND TUNER SM Input Tuner signal meter input DSA_ACK Input Output DSA acr 28 ANI5 SPEANA 2 Input Speana data input 16 kHz 29 ANI4 SPEANA 1 Input Speana data input 1 kHz 30 ANI3 SPEANA 0 Input Speana data input 63 kHz 31 33 ANI2 ANI0 KEY 2 KEY 0 Input Key input 34 AVDD AVDD Input Analog VDD 35 AVREF AVREF Input Analog REF voltage 36 INTP3 P_IN Inpu...

Page 49: ... Input GND RDS RDDA ESS_STB Input RDS transmit data input dsa strobe 65 FIP34 NO USE Output GND RDS RDCL ESS_DI Output RDS clock Dsa data output 66 FIP33 NO USE Input GND RDS READY ESS_DO Input Ready dsa data input 67 P103 DIST3 Input Destination input FIP32 P22 Output FL display driver 68 P102 DIST2 Input Destination input FIP31 P21 Output FL display driver 69 P101 DIST1 Input Destination input F...

Page 50: ...RVref CONTROL CIRCUIT CONTROL CIRCUIT CONTROL CIRCUIT LOUT LBASS 0 1uF LIN LSEL0 L4 L3 L2 L1 R1 R2 R3 R4 RSEL0 R1N RTRE LTRE RBASS 0 1uF ROUT Yref VDD CL DI CE YSS CCB INTERFACE CD Tuner Tape Video 24 23 22 21 20 19 18 17 16 15 14 13 1 2 3 4 5 6 7 8 9 10 11 12 LC75341 DI CE VSS LOUT LBASS LTRE LIN LSEL0 L4 L3 L2 L1 CL VDD VREF ROUT RBASS RTRB RIN RSEL0 R4 R3 R2 R1 ...

Page 51: ...Pre filter before A D convertor for digital delay 17 LPF1 OUT Output Low pass filter 1 output Pre filter before A D convertor for digital delay 18 AD INTOUT Output A D integrator output Composes D A conversion integrator with external capacitor 19 AD INTIN Input A D integrator input Composes D A conversion integrator with external capacitor 20 ADCONT A D control To determine adaptive time constant...

Page 52: ...ift 39 PS2 Input Phase shift input 2 Determines a constant at time of phase shift 40 LATCH Input Latch input via serial bus 41 CLOCK Input Clock input via serial bus 42 DATA Input Data input via serial bus 42 DATA 41 CLOCK 40 LATCH 39 PS2 38 PS1 37 VCFIL 36 LOUT 35 ROUT 34 SOURCEOUT 33 KEYCONIN 32 RIN 31 LIN 30 VOLIN 29 LPF2OUT 28 LPF2IN2 27 LPF2IN1 26 DAINTOUT 25 DAINTIN 24 DACONT 23 VCC 22 1 2 3...

Page 53: ... B9 B10 B11 B12 B13 B14 B15 B16 B17 B18 B19 B20 B21 9G S1 B1 B2 B3 B4 B5 B6 B7 8G Dp d c n p r e m g b k j h f a S2 S3 S4 S5 7G Dp d c n p r e m g col b k j h f a S2 S3 S4 S5 6G Dp d c n p r e m g b k j h f a S2 S3 S4 S5 5G Dp d c n p r e m g b k j h f a S2 S3 S4 S5 4G Dp d c n p r e m g b k j h f a S2 S3 S4 S5 3G Dp d c n p r e m g b k j h f a S2 S3 S4 S5 2G Dp d c n p r e m g b k j h f a S2 S3 S...

Page 54: ...CD M4000W CP M4000 54 MEMO ...

Page 55: ...rical 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 the electrolytic capacitors error is 20 Resistors VRD...

Page 56: ... DS1N404S D907 909 VHDDS1SS133 1 J AB Silicon DS1SS133 D911 913 VHDDS1SS133 1 J AB Silicon DS1SS133 DK1 2 VHDDS1SS133 1 J AB Silicon DS1SS133 DT701 VHDDS1SS133 1 J AB Silicon DS1SS133 DT703 VHDDS1SS133 1 J AB Silicon DS1SS133 LED701 702 VHP4204UYT7 1 J AD LED Yellow 4204UYT7 LED703 704 VHP31URT21 1 J AD LED Red 31URT21 LED705 VHP4204UYT7 1 J AD LED Yellow 4204UYT7 LED706 708 VHP4204UGT7 1 J AD LED...

Page 57: ...F 25V C396 VCEAZA1AW107M J AB 100 µF 10V Electrolytic C397 VCTYMN1EF223Z J AA 0 022 µF 25V C398 VCEAZA1AW107M J AB 100 µF 10V Electrolytic C399 VCTYMN1EF223Z J AA 0 022 µF 25V C602 VCEAZA1EW226M J AB 22 µF 25V Electrolytic C605 VCEAZA1HW475M J AB 4 7 µF 50V Electrolytic C606 VCEAZA1CW107M J AC 100 µF 16V Electrolytic C607 610 VCQYKA1HM224K J AB 0 22 µF 50V Mylar C611 612 VCTYMN1CX152K J AA 0 0015 ...

Page 58: ... VRD MN2BD560J J AA 56 ohms 1 8W R121 122 VRD MN2BD104J J AA 100 kohm 1 8W R123 124 VRD MN2BD392J J AA 3 9 kohms 1 8W R125 126 VRD MN2BD562J J AA 5 6 kohms 1 8W R131 132 VRD MN2BD123J J AA 12 kohms 1 8W R134 VRD MN2BD683J J AA 68 kohms 1 8W R135 136 VRD MN2BD472J J AA 4 7 kohms 1 8W R137 138 VRD MN2BD682J J AA 6 8 kohms 1 8W R139 140 VRD MN2BD152J J AA 1 5 kohms 1 8W R141 142 VRD MN2BD101J J AA 10...

Page 59: ...934 VRD ST2CD222J J AA 2 2 kohms 1 6W R935 936 VRD ST2CD473J J AA 47 kohms 1 6W R937 VRD ST2CD153J J AA 15 kohms 1 6W R938 VRD ST2CD683J J AA 68 kohms 1 6W R939 VRD ST2CD222J J AA 2 2 kohms 1 6W R940 VRD RT2HD221J J AA 220 kohms 1 2W R941 942 VRS VV3DA561J J AC 560 ohms 2W R943 VRS VV3DA681J J AC 680 ohms 2W R944 VRD ST2CD333J J AA 33 kohms 1 6W R945 948 VRD RT2HD3R9J J AA 3 9 ohms 1 2W R949 VRD S...

Page 60: ...tch Key Type Equalizer SW717 92LSWICHT1663T J AC Switch Key Type Reverse Mode SW722 92LSWICHT1663T J AC Switch Key Type CD SW723 92LSWICHT1663T J AC Switch Key Type Tape SW724 92LSWICHT1663T J AC Switch Key Type Tuning Down SW725 92LSWICHT1663T J AC Switch Key Type Memory Set SW726 92LSWICHT1663T J AC Switch Key Type Fast Rewind SW727 92LSWICHT1663T J AC Switch Key Type Fast Forward SW728 92LSWICH...

Page 61: ...lder Disc No LED 264 LHLDK9001AW00 J AB Holder CD Digital Output 265 LANGF0055AWFW J Bracket Power PWB Support 266 LHLDF1019AWSA J Holder Main PWB Support 267 HDECP0070AWSA J Sheet Side Cabinet 601 LX BZ2222AXZZ J AB Screw Special 603 LX JZ0010AFFD J AA Screw ø3 10mm 604 LX LZ0006AWZZ J AC Push Rivet 605 XBBSD20P04000 J AA Screw ø2 4mm 606 XEBSD30P10000 J AA Screw ø3 10mm 607 XEBSD30P12000 J AA Sc...

Page 62: ...ion Bar Right 908 TSPC 0932AWZZ J Label Specification 909 QCNWN2049AWZZ J Crossover Network Ass y 909 1 Crossover Network 909 2 Tweeter Cord With Capacitor C1 2 909 3 Midrange Cord With Capacitor C3 4 909 4 Screw Special 910 PCUSG0022AWZZ J AB Foot Cushion 911 LHLDZ8001AWSA J AD Catching Holder 920 XJBSD40P20000 J AA Screw ø4 20mm 921 XJBSD60P20000 J Screw ø6 20mm 922 XJBSD30P12000 J AA Screw ø3 1...

Page 63: ...CD M4000W CP M4000 A B C D E F G H 1 2 3 4 5 6 Figure 8 CD MECHANISM EXPLODED VIEW 8 CD M4000W 306 1 701 304 701 302 301 702 303 M1 703x2 305x2 SW4 M2 305 PWB G 306 2 306 3 306 704 ...

Page 64: ... F 223 215 258 258 1 258 11 608x5 PWB B1 201 10 214 FL701 263 606x11 PWB B2 601 201 15 201 17 201 201 1 201 24 201 22 201 30 608 619 201 9 201 21 201 18 201 29 201 16 201 32 201 11 T801 616x4 603x2 265 610 212 222 PWB D2 220 209 609 603 610x2 618 609 609x2 210 IC901 Silicon Grease 611x2 224x6 224x8 PWB D3 PWB D1 230 604 604 604 603 603 201 15 608 201 31 201 12 201 8 201 4 201 2 201 33 219x2 201 34...

Page 65: ... G H 1 2 3 4 5 6 10 CD M4000W CD MECHANISM 204 250 228 229 236 254 252 232 232 232x4 PWB C 232 225 M3 M3 SW3 PWB E PWB E 607x2 607x2 259 SW2 SW1 247 253 235 251 256 615 241 246 248 245 244 243x4 242 239 231 1 231 2 231 3 231 4 231 5 237 614 227 233 206 238 257 260 231 ...

Page 66: ... 4 MIDRANGE BK YL BL SP3 4 MIDRANGE SP1 2 WOOFER SP5 6 TWEETER SP7 8 SUPER TWEETER C3 4 Capacitor N P 6 8µF 250V BK YL BK BK RD RD BK BK BK BK SP1 2 WOOFER C3 4 Capacitor N P 6 8µF 250V Electrolytic 909 2 909 3 921x2 921x2 922x2 910x2 910x2 909 4 922x4 922x4 920x4 920x4 922x4 923x2 901 903 908 902 906 907 911x4 SP7 8 SP3 4 SP5 6 SP1 2 909 1 RD CROSSOVER NETWORK CROSSOVER NETWORK C3 4 C1 2 909 with...

Page 67: ...CD M4000W CP M4000 12 MEMO ...

Page 68: ...inted in Japan SA SZ EX A0109 1463DS HA M COPYRIGHT 2001 BY SHARP CORPORATION ALL RIGHTS RESERVED No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher ...

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