Sharp CD-XP300W Service Manual Download Page 20

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CD-XP300W

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Figure 20 SCHEMATIC DIAGRAM (1/10)

• NOTES ON SCHEMATIC DIAGRAM can be found on page 16.

LASER DRIVER

80 79 78 77 76 75 74 73 7

27 28 2

21 22 23 24 25 26

21 20 19 18 17 16 15

4 3 2 1

32 33 34 35 36 37

22 23 24 25 26 27 28 29 30 31

MUTE

TP3

TP2

TP1

LD_M+

LD_M–

VCC4

M–

M+

VCC3

SPO

VCC2

SLDO

VCC

STANDBY

VREF

SP-

SL–

SL+

SP+

TR–

TR+

FO+

FO–

GND

FO–

FO+

TR+

TR–

VREF

VCC

LDD

LDS

VVDD

PCKIST

VVSS

PDO2

PDO1

DEFECT

SBCK/FG

CONT5

CONT4

GPDAC

SLDO

SPDO

FDO

REF1

VREF

TDO

ADAV

JITTC

RFMON

TEC

TIN2 F

TIN1 E

FIN2 B

FIN1 A

RSVSS

RFVDD

EFMIN

SLCIS

SLCO

HPC1LX

PICKUP

F
C

VCC

VREF

GND

TR–

TR+

FO+

FO–

GND

PUIN

SL+
SL–

SP–

SP+

SLIDE

SPIN

–

PU-IN

PICKUP UNIT

CD MOTOR PWB-D

CD SERVO PWB-C

R3 22K

R4 8.2K

R5 8.2K

R6 22K

8.2K

CNP1

CNS1A

CNS1B

47/25

C2 0.01

C38

0.01

C39

100/10

C40

220/6.3

CNP3

CNS3A

CNS3B

CNP3A

C41

100/10

C46

100/10

R44

12K

C52

0.001

C53

0.001

47/25

100/10

C50

22P(CH)

R12

330

0.0027

0.1

KTA1266 GR

3.3

R10

27K

C28

C57

C27

C34

C32

C30

C33

C35

R39

R40

680

C36

0.22/50

C37

0.1

R41

12K

R42

1.2K

LC78

CD S

R11

10K

C11

0.22/50

C12

100P(CH)

C54

0.022

C10

10/50

R13

R14

R15

R16 1K

R17 1K

R18 1K

DS1S

0.047

IC2

M63001FP

FOCUS/TRACKING/
SPIN/SLED DRIVER

SW4

PICKUP IN

SPINDLE

MOTOR

SLED

MOTOR

CNP2

CNS2A

CNS2B

CD SIGNAL

Summary of Contents for CD-XP300W

Page 1: ...DE OF P W BOARD 20 VOLTAGE 37 WAVEFORMS OF CD CIRCUIT 38 TROUBLESHOOTING 39 FUNCTION TABLE OF IC 43 FL DISPLAY 50 REPLACEMENT PARTS LIST EXPLODED VIEW SERVICE MANUAL This document has been published to be used for after sales service only The contents are subject to change without notice SHARP CORPORATION In the interests of user safety the set should be restored to its original condition and only...

Page 2: ...LL FACTORY PRESET BEFORE SHIPMENT DO NOT ATTEMPT TO READJUST THE LASER PICKUP UNIT DURING REPLACEMENT OR SERVICING 3 UNDER NO CIRCUMSTANCES STARE INTO THE PICKUP LENS AT ANY TIME 4 CAUTION USE OF CONTROLS OR ADJUSTMENTS OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY RESULT IN HAZARDOUS RADIATION EXPOSURE Before operating the unit on mains check the preset voltage If the voltage...

Page 3: ...mmended 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 531 1 602 kHz Frequency response 50 14 000 Hz Nor...

Page 4: ...e Stop Button 25 Tuning and Time Down Button 26 Memory Set Button 27 Tape 2 Record Pause Button 28 Tuning and Time Up Button 3 2 1 4 9 10 11 12 13 14 16 5 6 7 8 15 17 23 24 25 28 27 26 19 18 20 22 21 Display 1 CD Pause Indicator 2 Extra Bass Indicator 3 Disc Number Indicators 4 Tape 2 Record Indicator 5 FM Stereo Mode Indicator 6 FM Stereo Receiving Indicator 7 Timer Play Indicator 8 Sleep Indicat...

Page 5: ...ton 15 Equaliser Mode Select Button 16 CD Clear Button 17 Echo Level Up and Down Buttons 18 Tuner Preset Up and Down Buttons 19 CD Pause Button 20 CD Track Up or Fast Forward Tape 2 Fast Wind Button 21 CD Play or Repeat Tape 1 Play Tape 2 Forward Play Button 22 Tape 1 2 Button 23 Volume Up and Down Buttons Buttons with mark in the illustration can be operated on the remote control only Other butto...

Page 6: ...N MANUAL Setting the AC voltage selector Check the setting of the AC voltage selector located on the rear panel before plug ging the unit into a wall socket If necessary adjust the selector to correspond to the AC power voltage used in your area Turn the selector with a screwdriver until the appropriate voltage num ber appears in the window 110 V 127 V 220 V or 230 V 240 V AC Connecting the AC pow...

Page 7: ...xed 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 plugged in Is the battery polarity respected Are the batteries dead Is the distance or angle incorrect Does the remote control sensor receive strong light Troubleshooting chart If trouble occurs When this product is subjected to strong ...

Page 8: ... 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 circuits and other circuits when servicing Figure...

Page 9: ... Pull Pull Mic PWB G1 x 2 ø3 x 10mm G2 x 1 E2 x 1 Headphones PWB E4 x 1 H2 x 1 H1 x 12 ø3 x 10mm Display PWB Open Cassette Holder Tape Mechanism K1 x 1 ø3 x 10mm Front Panel J1 x 5 ø3 x 10mm Lug Wire Headphones PWB Display PWB CD Player Unit Loading Tray Turntable L2 x 1 L1 x 2 M1 x 3 3 M1 x 3 Loading Tray 1 2 CD Player Unit Loading Tray N1 x 2 ø3 x 10mm N3 x 2 CD Servo PWB N2 x 1 N3 x 2 CD Mechan...

Page 10: ...ront Panel Ass y A1 x1 10 1 2 Screw A2 x4 10 2 2 Tweeter 1 Screw B1 x2 10 2 STEP REMOVAL PROCEDURE FIGURE Screwdriver Driver should be pried away from Speaker Box A1 x 1 Speaker Box A2 x 4 ø4 x 16mm B1 x 2 ø3 x 10mm Speaker Box Woofer Tweeter CP XP300 ...

Page 11: ...n of the arrow B Note When installing the pinch roller pay attention to the spring mounting position How to remove the belt TAPE 2 See Fig 11 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 11 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 11 5 ...

Page 12: ...g motor See Fig 12 1 1 Bend the hooks A1 x 5 pcs to remove the loading motor Figure 12 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 forward TW 2231 70 to 180 g cm Rewind TW 2231 70 to 180 g cm Specified Value Tape 1 Specified Value Adjusti...

Page 13: ...rates 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 is changed these adjustments are performed automatically Therefore playback of each disc can be performed under optimum conditions FM IF FM RF L312 T301 FM BAND COVERAGE fL AM IF TP301 TP302 R381 R357 T303 T306 T351 CNP...

Page 14: ...racking 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 FOFF_XX b TOFF_XX c TBAL_XX d TGAN_XX f FGAN_XX g RFL...

Page 15: ...T READ TUN PLL Unlock ER TU 00 TUN Error 01 PLL Unlock 02 03 CHECKING If CD changer mechanism error is detected CHECKING will be display instead of ER CD display ER CD will only be display when CD changer mechanism error had been detected for the 5 th times Speaker abnormal detection and B PROTECTION display In case speaker abnormal detection or B PROTECTION had occurred it can be check by pressin...

Page 16: ...d As to electrolytic capacitor 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 SW713 TAPE ON OFF SW714 VIDEO AUX ON OFF SW715 TIMER SLEEP ON OFF SW716 TUNING TIME UP ON OFF...

Page 17: ...C CLAMP SW CD RES CL DI DO CE DRF WRQ 6 5V B4 D_GND DRIVER 5V B8 VCC3 VCC2 VCC4 VCC1 IC2 M63001FP FOCUS TRACKING SPIN SLED DRIVER XIN XOUT RES WRQ DO DI CLK CE TIN2 F TIN1 E FIN2 B FIN1 A TDO FDO SPDO SLDO CONT5 CONT2 CONT3 CONT4 VDD5 LCHO RCHO 80 79 75 20 5 40 18 24 23 14 8 21 22 29 35 41 47 46 38 VVDD 77 10 9 8 7 15 1 2 17 25 42 41 39 38 4 7 6 5 16 28 26 27 3 1 6 4 5 2 3 1 6 4 5 2 3 1 6 4 5 2 5 ...

Page 18: ...B REC AC BIAS TAPE TUNER CD PB CNP7 FROM CD SERVO SECTION HEAD ERASE SWITCHING SWITCHING SWITCHING BIAS Q113 Q114 Q112 Q110 Q706 Q707 Q708 SWITCHING Q109 BIAS OSC Q111 L103 Q105 Q106 RECORD PLAYBACK HEAD TAPE 2 PLAYBACK HEAD TAPE 1 L CH R CH L CH R CH IC601 LC75341 AUDIO PROCESSOR B5 R L REC R L ALC R REC L REC POP REDUCE SWITCHING L T2 R T2 R T1 L T1 B7 B8 R L PHASE FM AM MPX IN STEREO AM RF IN A...

Page 19: ...230 240 V 50 60 Hz 32 EC PLAY VLOAD RESET B10 B10 B10 B10 B9 VDD VDD VDD CE DI DO XL700 4 194304 MHz BIAS T1 T2 AVDD SW701 SW707 SW711 SW725 KEY TO CD SERVO SECTION IC701 IX0532AW SYSTEM MICROCOMPUTER FL701 FL DISPLAY 27 85 80 33 45 93 14 92 1 2 4 5 6 7 8 14 18 2 78 70 5 1 3 2 1 11 6 7 1 5 8 100 33 31 37 54 15 46 1112 9 10 16 17 20 9 2122 2324 41 79 38 56 55 52 45 51 50 30 49 48 40 25 13 39 34 T F...

Page 20: ...VCC VREF 1 7 6 3 8 4 5 2 1 7 6 3 8 4 5 2 1 7 6 3 8 4 5 2 1 7 6 3 8 4 5 2 GND TR TR TR TR FO FO FO PD LD VR 4 1 7 2 6 3 5 4 1 7 2 6 3 5 4 1 7 2 6 3 5 4 1 7 2 6 3 5 GND PUIN SL SL SP SP SLIDE SPIN M M 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 1 2 3 4 5 6 PU IN PICKUP UNIT 1 3 CD MOTOR PWB D CD SERVO PWB C B B B B B B B B B B B B R3 22K R4 8 2K R5 8 2K R6 22K R1 8 2K R2 8 2K CNP1 CNS1A CNS1B C1 47 25 C2 0 ...

Page 21: ...7 1 2 3 4 5 6 3 1 9 8 7 6 2 4 5 1 2 4 3 8 5 6 1 2 4 3 5 6 4 1 3 2 6 5 M 1 3 2 CD LOADING MOTOR PWB E CNS701 P23 12 C FROM DISPLAY PWB CNS601 P24 1 B FROM MAIN PWB CONSTANT VOLTAGE B B B B B B B B B B B B B B B B B C28 100P CH C57 56P CH C27 0 022 C34 100P CH C32 100P CH C30 100P CH C33 0 022 C35 0 047 R39 680 R40 680 C36 0 22 50 0 1 IC1 LC78645NE CD SERVO R17 1K R18 1K R20 10K C13 0 022 R46 820 D1...

Page 22: ... FPA FPB REC PLAY T_T1 T2 T_BIAS DI CE KARAOKE LATCH MIC IN SPAN CLK DO SP_DET TO MAIN PWB P25 12 F 20dB S6 S7 S8 S9 VLOAD S15 S16 SP_ RLY 1 2 3 4 5 7 6 8 9 10 11 12 13 14 15 16 17 18 19 20 21 T2_PLAY SW T2 RUN MTR SOL2 SOL1 T1 RUN R_REC GND F_REC 3 2 1 4 5 6 7 8 9 3 2 1 4 5 6 7 8 30 29 28 27 19 18 17 16 15 45 41 40 39 31 38 37 36 35 34 33 32 21 1 MOTOR DRIVER Q707 708 SOLENOID DRIVER B B B B B 10...

Page 23: ... 1 2 3 4 5 6 1 2 3 4 5 6 7 8 9 10 7 8 9 10 TO POWER PWB P27 7 G VF2 VF VF1 AC_PLY CON P_IN 1 2 3 4 5 5 KEY 2 KEY 1 KEY 0 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 1 1 3 2 B B B B B B B RESET CNP8 N C N C REVERSE PLAY REVERSE MODE R766 10K R767 10K RD03 1K RD04 1 5K RD05 2 2K RD06 2 7K RD02 820 RD01 680 RD12 1K RD11 820 RD13 1 5K RD18 10K RD17 5 6K RD16 3 9K RD14 2 2K RD15 2 7K RD10 680 RD20 820 RD22...

Page 24: ...0 R611 2 2K C635 0 001 C636 0 001 R614 3 3K Q602 KTC3199 GR R610 2 2K R612 390 R605 10K C609 1 50 C607 0 082 R607 3 9K C611 0 0022 C605 0 082 C613 1 50 C615 4 7 50 C617 1 50 C619 1 50 C621 1 50 C623 1 50 IC601 LC75341 AUDIO PROCESSOR C651 220P C652 220P R601 1K C653 220P C601 220 16 C603 22 50 C608 0 082 C606 0 082 C614 1 50 C616 4 7 50 C618 1 50 C620 1 50 C622 1 50 C624 1 50 CNP101 CNP102 C640 1 ...

Page 25: ...G BIAS OSC BIAS B B B B B B B 25 30 27 22 26 28 23 24 29 100 kHz 10 kHz 50 kHz 9 kHz B TO MIC PWB P29 12 C CNPK1 KOK OUT L MIC IN KOK LATCH CLK DI D_GND KOK IN R KOK OUT R A_ 10V A_GND KOK IN L TO DISPLAY PWB P22 2 F CNP701 JK690 VIDEO AUX IN R693 33K R692 33K R690 6 8K C690 390P R691 6 8K C691 390P CNP601 C653 220P C601 220 16 C602 0 022 C603 22 50 C608 0 082 R604 10K C610 1 50 C606 0 082 R606 3 ...

Page 26: ...2 ML Q902 KTC3199 GR D906 DS1SS133 R919 1 8K C916 100 50 C918 100 50 ZD902 DZ150BSB R925 1 5K ZD903 DZ15BSB R926 1 5K D907 DS1SS133 Q904 KTC3199 GR Q903 KTC3199 GR C925 47 50 R937 56K R934 56K L90 R935 56K Q901 KTC3199 GR D905 DS1SS133 R920 1 8K C919 0 022 ML R921 1 5K R922 0 1 3W R908 1K R958 100 Fusible 1 4W C915 100 100 C911 100 100 C904 220P C903 220P R902 56K R901 56K C902 0 22 50 C901 0 22 5...

Page 27: ... 2W R943 390 2W R947 15K D912 DS1SS133 C931 10 50 R950 68K R949 1K Q906 KTC3203 Y C930 47 50 R948 4 7 1 2W CNP971 SO901 SPEAKER TERMINAL FW803 JK701 HEADPHONES CNP705 C943 0 001 C942 0 001 K801 K802 F807 T2 5A L 250V F806 T2 5A L 250V SW801 VOLTAGE SELECTOR CNP802 R805 47 R804 47 R803 12K ZD801 DZ6 2BSA Q801 KTA1274 Y VOLTAGE REGULATOR C801 100 35 C802 47 50 R806 47K C803 47 50 ZD803 DZ30BSB C806 ...

Page 28: ...2P CH R323 68K T306 C323 0 022 T303 D302 DS1SS133 D301 DS1SS133 C330 15P C338 0 001 C331 0 047 C332 0 022 C381 12P CH R380 1 5K R313 33K C317 0 001 C316 0 022 C373 0 015 C374 0 015 R395 47K R385 5 6K Q360 KTA1266 GR R384 5 6K C391 47 25 X352 4 5 MHz C307 10 50 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 50 C351 0 022 C393 ...

Page 29: ...1 50 RK47 8 2K RK45 6 8K RK44 6 8K CK49 100P CK50 100P CNPK1 CK42 0 022 RK38 100 RK14 100 1 2W RK15 100 1 2W RK36 390 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 ...

Page 30: ...386 IC302 C396 R387 R384 L351 C391 C380 R391 R392 R375 C393 R320 Q360 R382 T301 Q302 T351 CF352 C398 C352 CF351 T302 R309 C357 CF303 IC303 D305 X351 C367 C362 R358 C368 R357 C365 C364 T306 C640 R620 R616 R604 Q602 C639 Q601 Q604 R948 C930 R619 R618 Q906 C909 C902 R949 R950 D912 R947 R946 C901 Q905 D911 C905 C906 R920 R913 R922 D905 R921 C919 Q901 R942 C928 C917 R935 R934 R919 R918 C926 R943 LG2 R9...

Page 31: ... BI601 CNP601 C619 C613 C113 C617 C621 C623 Q113 IC601 C624 C618 C620 C622 C616 D857 C857 D851 D852 R853 C853 C852 C864 C858 R854 C854 C859 C855 IC853 IC852 IC851 R930 C922 R928 C923 C920 C921 R937 C925 14 D858 D859 D852 C610 C614 C606 C608 C602 C605 609 C615 R641 BI602 CNS801 HLD803 FW803 CNP705 JK701 HEADPHONES FW803 CNS601 1 9 1 2 3 4 5 6 7 8 9 10 11 12 14 13 15 16 17 18 19 20 21 22 23 24 1 2 3...

Page 32: ...14 R713 R712 R711 R710 R709 R769 C70 C716 R783 R793 R763 R702 R703 R704 R705 R781 R756 R747 R791 RD23 R780 RD22 R777 R778 R772 RD20 R779 RD21 C715 R782 C721 1 3 2 6 5 1 7 8 9 10 11 12 13 14 15 16 17 18 XL70 Q705 RX701 R707 D714 D713 R706 Q709 C714 L701 D712 R708 C702 R759 SW725 EQUALIZER X BASS DEMO SW721 VOLUME UP R716 R717 R739 R770 RD19 Q706 Q707 Q708 SW722 VOLUME DOWN CNP702 C712 R760 R740 D71...

Page 33: ... RD06 RD05 31 29 30 32 33 27 28 34 35 36 37 38 39 40 41 45 6 17 18 19 1 3 5 7 9 11 13 15 17 19 21 2 4 6 8 10 12 14 16 18 20 SW702 FAST REWIND PRESET DOWN CNP701 R752 C706 SW701 ON STAND BY LED701 R738 D701 R729 R725 R746 R734 R735 R728 R727 R726 SW711 CD SW712 TUNER BAND SW703 FAST FORWARD PRESET UP SW704 STOP SW705 PLAY REPEAT SW718 MEMORY SET SW717 RECORD PAUSE SW719 TUNING TIME DOWN SW716 TUNIN...

Page 34: ...ZD2 R51 L1 C23 C16 C24 R22 ZD1 CNP7 C51 XL1 R32 R33 R34 R35 R36 R37 R38 CNP8 R29 R28 C36 C37 R7 C3 R9 Q1 C1 CNP2 1 2 3 4 5 6 1 2 3 4 5 6 CNS1B CNS1A CNS2B CNS2A 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 PICKUP UNIT 306 1 7 1 8 CNS3B CNS3A RD WH GR WH GR WH 1 2 3 4 5 6 1 2 3 4 5 6 SW4 PICKUP IN CNP3A M2 SLED MOTOR 1 2 3 4 5 6 M1 SPINDLE...

Page 35: ...ING MOTOR PWB E SOLENOID PH SW TAPE MECHANISM ASSEMBLY 1 1 2 3 2 4 5 6 7 9 8 10 1 10 CNP702 SW P32 4 H TO DISPLAY PWB FFC702 TAPE 1 PLAYBACK HEAD TAPE MOTOR SOLENOID TAPE MECHANISM PWB F SW PK BK BK WH WH PK GR 2 3 1 CNP101 P31 11 E TO MAIN PWB SW1 OPEN CLOSE SW3 DISC NUMBER SW2 CLAMP M3 CD LOADING MOTOR BI4 CNS4 RD WH BK WH WH BK 1 2 3 4 5 6 1 6 ...

Page 36: ...1 C805 D801 D802 C808 C809 PT801 POWER TRANSFORMER K801 K802 CNP801 CNP802 F805 T5A L 250V F806 T2 5A L 250V F807 T2 5A L 250V F801 T4A L 250V F802 T4A L 250V F803 T2A L 250V F804 T2A L 250V C811 C810 E C B 9 8 7 6 5 4 3 2 1 5 4 3 2 1 T F 110V 127V 220V 230 240V AC POWER SUPPLY CORD AC 110 127 220 230 240V 50 60 Hz TRANSFORMER PWB A3 POWER PWB A2 CNS705 CNS801 FROM DISPLAY PWB P32 1 F FROM MAIN PW...

Page 37: ...0 V 0 V 0 V 0 V 0 V 0 V 0 V 4 2 V 0 V 2 1 V 2 1 V 4 9 V 3 7 V 3 7 V 9 8 7 6 5 4 3 2 1 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 40 39 38 42 41 37 36 35 34 33 32 31 PIN NO VOLTAGE IC2 0 V 0 V 0 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 5 V 10 07 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 58...

Page 38: ... 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 Mode NO...

Page 39: ...KA0004AFZZ TROUBLESHOOTING 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 the cabinet and follow the trouble shooting instructions Trac...

Page 40: ...s servo activated Waveform drawing Figure 40 2 Pins 7 11 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 40 3 Check the spin system If the disc is spinning and a HF waveform is generated DRF will go H Figure 40 1 Check the laser d...

Page 41: ...ctivated Check the peripheral circuits at pins 14 15 and 20 on IC1 and CNS1A B If the waveform shown in Figure 41 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 cann...

Page 42: ...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 spe...

Page 43: ...urpose 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 termin...

Page 44: ...t 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 output...

Page 45: ...HO RVSS LVSS LCHO LVDD LC78645NE 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 SIGNAL...

Page 46: ...RVref CONTROL CIRCUIT CONTROL CIRCUIT CONTROL CIRCUIT LOUT LBASS LIN LSEL0 L4 L3 L2 L1 R1 R2 R3 R4 RSEL0 RIN RTRE LTRE RBASS ROUT VREF VDD CLK DI CE VSS 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 CLK VDD VREF ROUT RBASS RTRB RIN RSEL0 R4 R3 R2 R1 ...

Page 47: ...eter input 28 ANI5 T2_PLAY SW FPA FPB SW Input Tape F P A B SW PLAY 2 SW 29 ANI4 PROTECT Input Power abnormal detect 30 ANI3 LVL_DET Input Speaker output level detect 31 33 ANI2 ANI0 KEY 2 KEY 0 Input Key input 34 AVDD AVDD Analog VDD 35 AVREF AVREF Analog ref voltage 36 INTP3 P_IN Input Power failure detect 37 P02 CD CLAMP SW Input CD CLAMP SW 38 INTP1 SP DET Input Speaker abnormal detect 39 INTP...

Page 48: ...SW L MIC OFF H MIC ON 2 MCLKC ONT Clock Control Controls built in clock generation circuit with external R 3 VALCL ALC operating voltage setting terminal To set ALC operating voltage according to applied voltage 4 MIC1 IN Input Microphone 1 input To connect MIC 1 5 ALC1 ALC1 control To connect ALC1 attack recovery time setting capacitor 6 MIC1NF IN Input Microphone 1 negative feedback input To con...

Page 49: ... Input Low pass filter 2 input 2 Post filter after D A convertor for digital delay 29 LPF2OUT Output Low pass filter 2 output Post filter after D A convertor for digital delay 30 VOLIN Input Echo effect Echo feed back volume input To connect capacitor to reduce noise generated at time of volume change 31 L IN Input Lch line input 32 R IN Input Rch line input 33 KEYCONIN Input Monaural input for ex...

Page 50: ... S4 a b k j h f m d g p e n r c Dp a b k j h f m d g p e n r c Dp a b k j h f m d g p e n r c Dp a b k j h f m d g p e n r c Dp a b k j h f m d g p e n r c Dp a b k j h f m d g p e n r c Dp a b k j h f m d g p e n r c Dp a b k j h f m d g p e n r c Dp S1 S2 S3 S4 S1 S2 S3 S4 S1 S2 S3 S4 S1 S2 S3 S4 S1 S2 S3 S4 S1 S2 S3 S4 S1 S2 S3 S4 2G 3G 4G 5G 6G 7G 8G 9G P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 P12 P13 ...

Page 51: ...ndrical 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 VRS Carbon film type ...

Page 52: ...3 9BSB ZD351 VHEDZ5R1BSB 1 J AC Zener 5 1V DZ5 1BSB ZD801 802 VHEDZ6R2BSA 1 J AB Zener 6 2V DZ6 2BSA ZD803 VHEDZ300BSB 1 J AB Zener 30V DZ30BSB ZD852 VHEDZ8R2BSB 1 J AB Zener 8 2V DZ8 2BSB ZD902 903 VHEDZ150BSB 1 J AB Zener 15V DZ15BSB ZDK1 VHEMTZJ5R6B 1 J AD Zener 5 6V MTZJ5 6B FILTERS BF301 RFILR0008AWZZ J AE Band Pass Filter CF303 RFILF0124AFZZ J AD FM IF 10 7 MHz CF351 RFILF0003AWZZ J AK FM IF...

Page 53: ...A 0 022 µF 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 C601 VCEAZA1CW227M J AC 220 µF 16V Electrolytic C602 VCKZPA1HF223Z J AA 0 022 µF 50V C603 VCEAZA1HW226M J AB 22 µF 50V Electrolytic C605 608 VCFYDA1HA823J J AB 0 082 µF 50V Polyester C609 610 VCEAZA1HW105M J AB 1 µF...

Page 54: ...AA 10 kohm 1 6W R139 VRD MN2BD103J J AA 10 kohm 1 8W R140 VRD MN2BD473J J AA 47 kohms 1 8W R141 VRD ST2CD472J J AA 4 7 kohms 1 6W R142 VRD RT2HD820J J AA 82 ohms 1 2W R143 VRD MN2BD473J J AA 47 kohms 1 8W R144 VRD MN2BD223J J AA 22 kohms 1 8W R145 VRD ST2CD4R7J J AA 4 7 ohms 1 6W R146 147 VRD MN2BD103J J AA 10 kohm 1 8W R148 VRD MN2BD472J J AA 4 7 kohms 1 8W R149 VRD ST2EE151J J AA 150 ohms 1 4W R...

Page 55: ...kohm 1 8W RD19 VRD ST2CD681J J AA 680 ohms 1 6W RD20 VRD MN2BD821J J AA 820 ohms 1 8W RD21 VRD MN2BD102J J AA 1 kohm 1 8W RD22 VRD MN2BD152J J AA 1 5 kohms 1 8W RD23 VRD MN2BD222J J AA 2 2 kohms 1 8W RK1 VRD ST2CD103J J AA 10 kohm 1 6W RK2 3 VRD ST2CD563J J AA 56 kohms 1 6W RK4 VRD ST2CD103J J AA 10 kohm 1 6W RK7 VRD ST2CD102J J AA 1 kohm 1 6W RK8 VRD ST2CD562J J AA 5 6 kohms 1 6W RK9 11 VRD ST2CD...

Page 56: ...203 92LCAB3838CASY J AN Side Panel Ass y Right 203 1 Side Panel Right Not Replacement Item 203 2 PCUSG0022AWZZ J AB Cushion Leg 204 GCAB 1197AWZZ J AM Loading Tray 205 GCAB 1215AWSA J AT Top Cabinet 206 GCOVA1416AWSA J AL Cover CD Tray 207 GITAR1024AWSA J Rear Panel 208 KMECB0025AWZZ J BG Tape Mechanism Ass y 208 1 92PF513 853 J BL Head Plate Block Tape 2 208 2 92PF525 336 J BE Motor with Pulley T...

Page 57: ...r Argentina TLABJ0003AWZZ J AB Label Japan For Syria TLABR1275AWZZ J Label Bar Code TLABZ0838AWZZ J AB Label FDA TLABZ1059AWZZ J AC Label Feature Tape 1 Exceptor Australia New Zealand TLABZ1171AWZZ J Label Feature Tape 2 TLABZ1176AWZZ J Label Carton For Taiwan TLABZ1201AWZZ J Label Feature Tape 1 For Australia New Zealand TSPC 1065AWZZ J Label Specifications For Taiwan TTAG 0004AWZZ J AC Tag Cord ...

Page 58: ...CD XP300W 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 M1 703x2 305x2 SW4 M2 305 PWB D 306 2 306 3 306 704 CD XP300W ...

Page 59: ...4x17 207 M4 248 234 212 614 213 245 211 605x2 PWB B1 219 220 FL701 608x12 PWB B2 602 201 PT801 612x4 247x6 247x8 PWB A2 PWB A3 250 614x2 201 20 201 21 618x2 242x2 203 203 2 203 1 IC852 IC901 IC851 IC853 615x3 Silicon Grease Silicon Grease 208 603 230 611x2 611x2 210 228 231 603 227 209 208 1 208 2 208 3 208 4 208 5 208 6 208 7 208 8 208 9 208 10 208 11 208 12 208 15 208 16 208 13 208 14 201 19 201...

Page 60: ... CABINET EXPLODED VIEW 2 2 9 CD XP300W 217 243 215 241 249 609x2 205 609x2 M3 SW3 M3 SW2 SW1 251 PWB E 226 224 223 229 236 237 236 222 221 218 240 225 239 238 CD MECHANISM 216 251 235 PWB C 251 251 251 204 214 232 619x2 613 233 620 620 206 601 252 ...

Page 61: ...Figure 10 SPEAKER EXPLODED VIEW 10 CP XP300 902 909 909 905 903 C1 2 901 906 908x4 907x2 904x2 904x2 SP3 4 SP1 2 SP1 2 WOOFER BK RD SP3 4 TWEETER C1 2 Capacitor 2 7 µF 100 V N P C1 2 Capacitor 2 7 µF 100 V N P SP3 4 TWEETER SP1 2 WOOFER BK ...

Page 62: ...CD XP300W M E M O 11 ...

Page 63: ...CD XP300W M E M O 12 ...

Page 64: ...d in Japan EX SA SZ A0204 567DS HA M COPYRIGHT 2002 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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