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XL-520W/CP-520

– 20 –

Figure 20 SCHEMATIC DIAGRAM (1/4)

A

B

C

D

E

F

G

H

1

2

3

4

5

6

• NOTES ON SCHEMATIC DIAGRAM can be found on page 29.

FM IF

FMRF

R361

15K

22 21 20

19

18

17 16

15 14 13 12

11

10

9

8

7

6

5

4

3

2

1

24 23

22

21

20

19

18

17

16

15

14 13

12

11

10

9

8

7

6

5

4

3

2

1

2

1

1

2 3

1 2 3

4

5 6

7

9

8

1

3

5

9

12

7

6

11

8

10

2

9

8

7

6

5

4

3

2

1

8

7

6

5

4

3

2

1

8

7

6

5

4

3

2

1

+B

+B

+B

+B

+B

+B

+B

+B

+B

CD SIGNAL

RECORD SIGNAL

PLAYBACK SIGNAL

AM SIGNAL

FM SIGNAL

3

2

1

3

2

1

MW +B

SWITCHING

3

2

1

REC MUTE

SWITCHING

3

2

1

REC MUTE

REC SW

P/B SW

CONT

P/B SW

REC SW

SWITCHING

SWITCHING

3

2

1

BEAT CANCEL

SWITCHING

BEAT CANCEL SWITCHING

BIAS OSC.

SWITCHING

SWITCHING

SWITCHING

SWITCHING

SWITCHING

AM IF

FM AFC

AM OSC IN

AM OSC OUT

FM IF IN

REG

AM MIX OUT

AM RF IN

GND

AM IF IN

SD

AM LOW CUT

FM/AM OUT

STEREO

FM DET

VCC

MPX VCO

MPX IN

IF OUT

PHASE

PHASE

(AM/FM)

MO/ST

L-CH OUT

R-CH OUT

VSM

AM TRACKING fL

AM BAND 

COVERAGE fL

FM BAND 

COVERAGE fL

AM LOOP

ANTENNA

FM 75OHMS

ANTENNA

TERMINAL

FM FRONT END

VSS

AOUT

X OUT

AIN

PD

VDD

FM IN

AM IN

NC

MO/ST

SW

IF REQ

IF IN

DO

FM

MW

FM

CL

DI

CE

NC

X IN

TAPE 

TAPE 

REC R

REC L

FM+B

+

+

ALC

MUTE

150K

150K

3

2

1

3

2

1

RECORD/PLAYBACK

HEAD

ERASE HEAD

R-CH

L-CH

Vr

MAIN PWB-A1

BF301

C319

18P

(CH)

C304 0.01

D305

1SS133

C306

6.8P(UJ)

L302

R302 100K

VD303

KDV147C

R303  33K

L303

C305 0.0047

C307 0.0047

C308 0.022

C309 0.001

C310 0.022

R301

22

Q305

2SC535C

R304

47K

C315 100P

R305

680

C316 10/16

C317 0.022

T304

C311

15P(CH)

R306

10

R307

47

C312

33P

3.3P

C313(UJ)

(CH)

22P

C314

R308

10K

VD302

KDV147C

C318

4.7P

R309

820

IC301

TA7358AP

C303

0.001

VR351

10K(B)

Q155

KTC3199GR

Q172

KRC102M

R121

4.7K

C370

1/50

VD301-1

KV1236Z23F

VD301-2

KV1236Z23F

C337

0.022

C349

0.022

CNP301

SO301

CNP60

IC101

BA3126N

HEAD SELECTOR

R138

330

CNS101

CNP101

R113

3.9K

R114

3.9K

R141 330

C122

82P

R139

2.7K

C121

82P

R120

56

R119

56

R112

1K

R111

1K

R387

5.6K

C374

0.018

C373

0.018

C371

1/50

D104

1SS133

R132

4.7K

Q106

KTC3199GR

R155

56

R157

150

R156

150

R103

120

R137

4.7K

R136

10K

D105

1SS133

D106

1SS13

Q171

KRA102M

R140

10K

C101

470P

C102

470P

R102

1K

R101

1K

Q107

KRC104M

R104

120

R153

10K

R154

10K

C118 0.022

R106

150K

R134

100K

C126 22/16

R133

1K

R131

4.7K

Q105

KTC3199GR

R127

3.9K

R129

3.3K

R105

150K

C109

0.015

(ML)

R107

10K

R109

3.9K

C119 0.01

C107

47/16

C111

10/16

C112

10/16

C110

0.015(ML)

R108

10K

IC102

BA3311L

REC./P.B. EQUALI  ZER

R130

3.3K

R135 680K

C125

100/25

R110

3.9K

R128

3.9K

C120

0.01

D102

1SS133

D101

1SS133

C105

270P

C104

330P

C123 2.2/50

C124

47/16

C108

47/16

C106

270P

C103

330P

C152

0.001

C151

180P

R160

5.6K

R159

5.6K

Q154 KTC3199GR

C156

0.022

C153

0.0039

(P.P)

C154

0.027

(ML)

R151

47K

R152

100K

Q153

KRC104M

C155 47/16

Q152

KTA1266GR

Q151

2SC2001-K

L151

330

µ

H

R116

15K

C113

4.7/25

C114 4.7/25

R126

5.6K

C130

4.7/25

C129

4.7/25

R123

4.7K

R124

4.7K

R122

4.7K

R117

22K

R118

22K

Q103

KTC3199GR

Q101

KTC3199GR

Q104

KTC3199GR

Q102

KTC3199GR

C117

10/16

R125

100K

C116

0.0022

C115

0.0022

R115

15K

R392

390

R391

390

L352

100

µ

H

L351

100

µ

H

IC302

LC72131 PLL CONTROLLER

IC303

LA1832

FM IF DET./

FM MPX./AM IF

R371

1K

R372

1K

R373

1K

R374

1K

C383 0.022

R376

10K

C386

330P

R386

330

R393

1K

R351

5.6K

R395

47K

X351

Q351

KRC104M

CF302

X352

4.5MHz

C384

0.001

C382

15P(CH)

C381

12P(CH)

R377

5.6K

R359

1.8K

C380 1/50

C392 0.001

R365

10K

R360

4.7K

R382

330

R381

10K

C393

1/50

R380

1.5K

R379

2.2K

C394

47/16

C385

0.01

C387 0.022

C397

0.022

R384

12K

R383

5.6K

R385

5.6K

C391

47/16

Q360

KTA1266GR

L353

1mH

C342
0.022

R358

8.2K

CF351

C364 10/16

C356 0.001

R363

3.3K

R364

3.3K

C395

0.022

C396

100/10

ZD351

MTZJ5.1B

C357

2.2/50

C358

1/50

R352

1K

C398 100/10

C352 10/16

R355

3.3K

R353

270

C355 22P

C399 0.022

C354

0.022

C353 0.022

C350

0.022

C344 33P

C351 0.022

CF352

T351

R357 470K

R356

1K

R350 2.7K

C372

1/50

C368 1/50

C367 1/50

C362 3.3/50

C369

56P

C366 0.001

C365 0.022

C363 0.022

C361 0.022

C343

33P

C360 0.022

R336

4.7K

C331

0.047

C332

0.022

C333

0.022

C330

8.2P

(UJ)

R319

100K

T302

C334

18P

(UJ)

C336

470P

C335

18P

(CH)

R324

100K

R323

68K

T306

D302

1SS133

D301

1SS133

FM MUTE

LEVEL

R321

22

TP302

R310

4.7K

C301

0.001

TP301

R362

15K

Содержание CP-520

Страница 1: ...TRANSISTOR AND LED 29 WAVEFORMS OF CD CIRCUIT 30 TROUBLESHOOTING CD SECTION 31 FUNCTION TABLE OF IC 36 REPLACEMENT PARTS LIST EXPLODED VIEW XL 520W CP 520 XL 520W and CP 520 constitute XL 520W SERVICE MANUAL SHARP CORPORATION No S0780XL520W 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 h...

Страница 2: ...When the cabinet has been removed the power is turned on without a compact disc and the Pickup is on a position outer than the lead in position the Laser will light for several seconds to detect a disc Do not look into the Pickup Lens 2 The Laser Power Output of the Pickup inside the unit and replacementservicepartshavealreadybeenadjustedprior to shipping 3 No adjustment to the Laser Power should ...

Страница 3: ...21 CD Eject Button 22 Function Selector Button 23 Band Selector Button 24 3D Surround Mode Indicators 25 Extra Bass Equalizer Mode Button 26 3D Surround Mode Button 27 Volume Up Down Buttons 28 CD Play Pause Button TAPE Play Button TUNER Tuning Up Button 29 CD TAPE Stop Button TUNER Clear Button 30 CD Track Up Cue Button TAPE Fast Forward Button TUNER Preset Up Button 31 Cassette Compartment 32 CD...

Страница 4: ...Up Cue Button TAPE Fast Forward Button TUNER Preset Up Button 11 CD Track Down Review Button TAPE Rewind Button TUNER Preset Down Button 12 Tuning Up Down Buttons 13 Timer Button 14 Timer Up Down Buttons 15 Function Selector Button 16 Band Selector Button 17 3D Surround Mode button 18 Extra Bass Equalizer Mode Button 19 Volume Up Down Buttons CP 520 XL 520W 1 2 3 4 ON STAND BY RANDOM TIMER SET PRE...

Страница 5: ...EMORY SET PRESET PRESET AM 12 00 0 00 2 3 4 5 6 7 8 If this happens follow the procedure below to change the clock time To change the clock time 1 Press the ON STAND BY button to enter the stand by mode 2 Perform steps 4 8 above To change the time display mode 1 Perform steps 1 3 in the section RESETTING THE MICRO COMPUTER on page 6 2 Perform steps 1 8 above In this example the clock is set for th...

Страница 6: ...kHz is displayed it means that the radio has been adjusted for a 10 kHz span To change from a 9 kHz AM 50 kHz FM interval to a 10 kHz AM 100 kHz FM interval 1 Press the ON STAND BY button to enter the stand by mode 2 Hold down the BAND button and the button for at least 4 seconds Release the buttons when AM SP 10 kHz and FM SP 100 kHz are displayed alternately The unit will return to the clock dis...

Страница 7: ... disassembling the unit After servicing the unit be sure to rearrange the leads where they were before disassembling 4 Take suffcient care on static electricity of integrated circuits and other circuits when servicing Figure 7 2 Figure 7 3 STEP REMOVAL PROCEDURE FIGURE Figure 7 1 XL 520W STEP REMOVAL PROCEDURE FIGURE 1 Woofer 1 Net A1 x1 7 5 3 Screw A2 x4 CP 520 A1 x1 ø3x12mm A1 x1 ø3x12mm B1 x2 ø...

Страница 8: ...A5 x 1 pc 4 Remove the pickup Note After removing the optical pickup connector wrap the front end of connector in conductive aluminium foil so as to prevent damage of optical pickup by static electricity REMOVING AND REINSTALLING THE MAIN PARTS CD MECHANISM SECTION Perform steps 1 to 5 of the disassembly method to remove the CD mechanism Pickup Unit A2 x2 ø2 6 x6mm A1 x2 CD Mechanism Shaft A3 x1 G...

Страница 9: ...µV Output Speaker Terminal TUNER SECTION FM RF Signal generator 1 kHz 75 kHz dev FM modulated Band 87 50 MHz fL L303 1 Coverage 3 4 0 1 V RF 98 00 MHz 98 00 MHz L302 2 10 30 dB Test Stage Frequency Frequency Display Setting Adjusting Parts Instrument Connection 1 Input Antenna Output TP301 2 Input Antenna Output Speaker Terminal Detection Signal generator 10 7 MHz FM sweep generator IF 10 7 MHz 98...

Страница 10: ...y symmetrical waveform Fig 10 2 with respect toreference DC level The reference level is VRO Approx DC 2 1V 2 This CD unit have the following automatic adjustment function Automatic adjustment item 2 1 Focus Servo Gain Fig 10 3 Focus Gain Adjustment is performed when disc is changed 2 2 Tracking Servo Gain Fig 10 4 Tracking Gain Adjustment is performed when disc is changed and disc is playbacked T...

Страница 11: ...In this state the laser is only turned on and other operations are not performed 2 CD Test Mode TEST 1 1 Step 1 Mode When the CD Test Mode is set the following display lights and the CD pickup slides to the innermost periphery After lighting for 1 5 sec When the following operation key is pressed in this state the following operation is performed POWER The Test Mode is set to off power is turned o...

Страница 12: ... periphery REW REV While this key is held down the pickup slides to the internal periphery However if PU IN is on entry is invalid PLAY If focusing has been attained the process proceeds to Step 4 Unless focusing has been attained reception is inhibited STOP Return to Step 1 4 Step 4 Mode The disc is rotated and CLV is locked while the tracking servo is off The time display indicates always 0 00 W...

Страница 13: ...stination specified by the AREA terminal is preset stored in the preset memory CH the frequency to be preset stored for specific destination is explained in the Item C When the tuner Test Mode is started up it is started with FM FM is FM STEREO only When the REW key is pressed while the preset memory CH is 1CH the highest CH is found as in case of regular mode When the FF key is pressed while the ...

Страница 14: ...switched if key operation is performed 5 Timer Test Mode TEST 5 When the Test Mode is set the following display lights for one second The current time and timer time are set in the following procedure and timer playback is performed 1 The present time is set to 1 00 the timer is set to ON time 1 02 OFF time 1 12 Function is set to Tape Volume is set to STEP8 One minute is counted in increments of ...

Страница 15: ...al or abnormal and the standby mode is set All the models using this microcomputer do not have the same keys The entry of the following keys is detected depending on the combination of simultaneously pressed keys when this mode is set Key pressing order is not fixed Pressing of all keys must be detected 1 In case of SRS REC PAUSE Since the model does not have RDS and SRS all the keys to be detecte...

Страница 16: ...G SWITCHING Q707 Q706 S 6 2VLINE SL SL TR TR TS2O IC804 CD STB DMEO SP SP FO FO GAIN4 LEVEL SHIFT LEVEL SHIFT LEVEL SHIFT LEVEL SHIFT VCC STAND BY T S D GND Reg5V VCC GND GAIN1 NC NC ACTUATOR TR FO FO TR C4A C2A C3A VR1A VCC LD MON GND E A B F C 1 2VCC BI801 CNS801 TR GND FO FO TR BI802 CNS802 1 2VCC 5V C F B A E 1 2V 5V M M M801 SLED M802 SPINDLE SW801 PU IN BI803 CNP803 CNS803 GND PU IN SL SL SP...

Страница 17: ...AX DET STATUS CODE SUB CLOCK EFM CORRECT RAM Q DATA INTERFACE CD BUS 16K RAM ADRESS A D CONVERTOR SERVO STATUS GENERATOR TIMING FOCUS TRACKING SERVO CONTROL CD 5V FMFB TGUH1 DMPC DMFC FMON TKIC TGUL TEL1 TEL2 GNDD VDDD D GND CD 5V FW702 SW701 CD EJECT 5V S 6 2V REGULATOR Q861 TO MAIN PWB CNS603 M 12V D GND VDI DI CE CL DO VCE VCL CNS602 REC R MUTE P CONT P MUTE S 6 2V A GND M GND A 12V SD BIAS B C...

Страница 18: ...D FM B X352 4 5MHz X OUT X IN AOUT DO CL DI CE FM FM FM IN AM IN MO ST IF REQ IF IN VSS AUDIO 12V FM RIPPLE FiLTER FM B 5V A GND Q360 SRS2 SRS1 R REC L TAPE L TA CL BIAS OSC SWITCHING NF ALC L IN L OUT REC RECORD PLAYBAK HEAD L CH R CH ERASE HEAD BEAT CANCEL SWITCHING B CAN REC SWITCHING Q172 SWITCHING Q171 REC REC MUTE AUDIO 12V SWITCHING R CH L CH R OUT REC P B EQUALIZER IC102 BA3311L 150K 150K ...

Страница 19: ...F2C3 L CH X BASS GRAPHIC EQUALIZER LSELO VSS NC NC RSELO CD L CD L CH R CH SO401 VIDEO AUX TUNER RF2C2 RF2C1 R3 L3 CD R TUN L TUN R TAPE R TAPE L REC R REC L TAPE L TAPE R CL TUNER DO DI CD B L1 L2 R2 R1 CL D1 CE NC NC AVSS VSS LINVIN2 LTOUT LVRIN L IN GND L CH OUT R CH OUT Q609 Q603 Q608 Q606 Q607 R MUTE A 12V P CONT FM ST SD PRE CL PRE CE LF2C1 LF2C2 LF2C3 LF3C1 LF3C2 LF3C3 CE 58 55 54 59 63 56 ...

Страница 20: ...199GR R155 56 R157 150 R156 150 R103 120 R137 4 7K R136 10K D105 1SS133 D106 1SS13 Q171 KRA102M R140 10K C101 470P C102 470P R102 1K R101 1K Q107 KRC104M R104 120 R153 10K R154 10K C118 0 022 R106 150K R134 100K C126 22 16 R133 1K R131 4 7K Q105 KTC3199GR R127 3 9K R129 3 3K R105 150K C109 0 015 ML R107 10K R109 3 9K C119 0 01 C107 47 16 C111 10 16 C112 10 16 C110 0 015 ML R108 10K IC102 BA3311L R...

Страница 21: ...3 D201 1SS133 C206 100 16 C221 100 16 C201 0 022 ML C215 2 2 50 R211 1K C214 2 2 50 R210 1K R203 22K R205 47K R202 100K R204 1 5K C202 0 47 50 R201 33K C203 0 0047 ML R206 3 9K C210 0 33 50 R209 1 2K R207 4 7K C240 0 022 ML 100 16 C220 C204 OUT R R214 2 2 50 1K OUT L R213 C205 1K 2 2 50 A GND IN R IN L SRS2 SRS1 A 12V SRS PWB B3 4 7K C601 33 16 FW605 CNP605 FW604 CNP604 SO601 FW601 CNS651 CNP651 B...

Страница 22: ...ESET REMOCON SYS STOP TR TR FO FO GND PD VR LD GND PU IN SL SL SP SP FSO GND SL SP SP PU IN SL DI COM2 COM3 SEG25 SEG26 µ CON 5V LED B M 12V GND PD LDO A B F E IC701 IX0189AW SYSYTEM MICROCOMPUTER LCD701 R728 1K R730 1K R731 1K R732 1K SW702 R723 47K D721 1SS133 C712 0 01 R70E 100K RX701 21043TE2 R738 47K R739 47K FW702 FW701 CNP803 CNS803 BI803 CNS801 BI801 BI802 CNS802 C804 47 16 TP801 C812 10 1...

Страница 23: ... TAPE MECHANISM PWB C VRO TSO SD SRS1 SRS2 R MUTE µ CON5V CD STB CCE CD L CH CD R CH A GND DATA VSM P F µ CON5V DI CE CL DO VDI VCE VCL D GND SRS1 SRS2 A 12V MOT CAM SW SOL RUN PLS M 12V PU IN SEG26 P MUTE P CONT CD B STEREO CD RES CCE BUCK CAM SW RUN PLS P F SOL MOT REC B CAN BIAS PU IN BUS0 BUS1 BUS2 BUS3 M 12V BUS0 BUS1 BUS2 BUS3 BUCK RESET IC802 TC9284BF IC802 SERVO SIGNAL CONTROL FW702 SW701 ...

Страница 24: ...58 D657 D656 D659 D658 BI651 SO651 MAIN PWB A1 POWER AMP PWB B1 POWER SUPPLY PWB B2 2 3 4 5 1 7 8 9 6 12 13 14 11 10 B C E B C E 2 1 FW605 CNS603 CNS602 FW604 CNS652 AC SOCKET AC110 127 220 230 240V 50 60Hz 3 2 4 8 6 12 10 B C E B C E 13 14 15 17 18 19 16 22 21 20 2 3 4 5 1 7 8 9 6 11 10 12 SW651 VOLTAGE SELECTOR C315 R304 Q305 R305 R141 L351 C380 C391 R373 CNS651 R372 R371 R374 R381 R106 C110 R11...

Страница 25: ... 41 C122 C361 C355 CF352 C356 R634 C630 C428 FW604 FW605 D402 C363 C364 L351 C380 R383 C391 C333 R139 R357 R381 R106 C110 R110 D104 R133 R134 R125 C112 R108 R104 R117 C115 R364 D604 Q606 D105 R359 387 R360 R377 R376 C362 VD301 2 C335 C336 C334 R323 C369 C368 R356 R151 R402 R403 R350 R116 C365 C152 C151 C433 C427 C425 C426 R386 R395 R358 R406 R405 R625 R401 R159 R160 R153 R413 R422 R102 R140 R101 R...

Страница 26: ... VIOLET GRAY WHITE BLACK PINK SLED MOTOR M801 SPINDLE MOTOR M802 SW701 CD EJECT SRS PWB B3 TO MAIN PWB P25 10 B CNP201 R214 R213 C205 C204 R209 R207 C206 R224 Q208 R223 C202 C203 R205 R203 R202 R201 C210 R210 R211 R219 D203 C225 R206 R204 R212 R233 D201 R220 D202 R217 R216 R215 C201 Q201 Q205 C240 C214 C215 CNS201 C220 Q203 Q202 C226 C221 IC201 8 7 6 5 4 3 2 1 B C E G D S 15 14 28 25 20 5 10 1 3 2...

Страница 27: ...778 R781 R782 R783 C703 C714 C717 R734 R799 R798 R748 R747 R739 R710 R70L R70K R70H R70J R70C R70B R70A C710 C712 R70E R726 Q706 R866 R867 ZD801 C807 Q801 R828 R793 R794 C812 C822 C832 C826 X801 C881 C859 C823 C811 C871 VR803 VR802 C857 CNP805 CNS602 IC804 1 IC801 IC802 R736 ZD702 R70N R788 R707 L701 R719 R718 D718 R730 R713 R732 ZD701 D720 R731 R717 Q707 C716 C713 Q705 Q704 C715 Q703 X701 SW703 S...

Страница 28: ... 2 2V 2V 2 2V 2 1V 2V 2 2V 2 2V 2 2V 2 4V 2 1V 2 1V 4 2V 0V 2 2V 2 2V 2 5V 0V 2 2V 2V 2 1V 2 1V 0V 2 1V 2 1V 2 1V 0V 2 1V 2 1V 2 3V 2 1V 2 2V 1 8V 2 6V 2 2V 1 9V 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 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 PIN NO VOLTAGE IC801 5 55V 5 56V 5 56V 5 56V 5 56V 5 56V 5 56V 5 56V 5 56V 5 56V 5 56V 11 13V 5 57V 5 5...

Страница 29: ...l as K and M are 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 capacit...

Страница 30: ...H IL FCSI FSO 1 2 3 1 2 3 FEI STOP PLAY FSO RFO 1 2 3 4 3 5 FEI STOP PLAY RFO SBAD 1 2 3 4 5 6 TSO STOP PLAY TS2O RFRP 1 2 3 7 8 9 DMEO STOP PLAY DMFC DMPC 1 2 3 10 11 12 TSO STOP PLAY FMSO 1 2 7 13 TSO CUE TKIC FMFB 1 2 3 7 14 15 TSO REVIEW TKIC FMFB 1 2 3 7 14 15 RO TCD 782 TUO 02 PLAYBACK R CH 1 2 16 17 ...

Страница 31: ...the procedure in LASER FAILURE No Does the laser come on in CD test mode STEP 2 Yes Check the procedure in SPINDLE MOTOR CLV SERVO FAILURE No Does the spindle motor rotate normally when the CD test mode changes from STEP 3 to STEP 4 Yes Check the procedure in HF ERROR No Is the HF output on pin 1 of IC 801 flat in CD test mode S5 Yes Does the sled motor move No Is a sound heard when the optical pi...

Страница 32: ...IC802 BUCK CCE BUS0 3 Yes Yes No Check the peripheral parts of IC801 and Q801 If it is normal the optical pickup is faulty No Check CNW802 If it is normal the optical pickup is faulty Is approx 2V applied to the collector of Q801 Focus failure Does the optical pickup move up and down when the disc is removed Is the following waveform ouput at the pin 11 FEI of IC801 when the disc is set Is the wav...

Страница 33: ...CNW801 No CNW801 connection failure or optical pickup failure Yes Spindle motor clv servo failure Does the eye pattern appear at the pin 1 RFO of IC 801 Although the waveform is not clear Does the spindle motor rotate No Yes excessively high speed rotation Yes Is the waveform shown above at the pin 24 of IC801 No No IC802 is faulty Check whether the pins 39 and 40 of IC802 is set to HIGH for appro...

Страница 34: ...y VRO Check the peripheral parts of IC804 If OK IC804 is faulty No Yes Check the connection between IC804 and CNW801 If OK the optical pickup is faulty Check the interval between the pins 11 and 12 CNS602 as well as between the pins 2 and 6 of IC602 No Check power supply line Yes Is signal of pins 2 and 6 of IC802 output No Check the peripheral parts of IC802 If OK IC802 is faulty Yes The main PWB...

Страница 35: ... IC801 and pin 36 of IC802 Check the connection of peripheral parts of IC801 If OK IC801 is faulty Check CNW803 No Yes Check the CD mechanism periphery of Slide mechanism If the sled motor does not run when DC2 0V is applied at both ends the sled motor is faulty Slide servo operation failure Yes Yes Is the following waveform input to the pin 28 FMSD of IC801 during playback The slide servo system ...

Страница 36: ...ock output 28 VDI Output Terminal to output data to VOL IC 29 VCE Output VOL IC chip enable output L OFF H ON 30 VCL Output VOL IC sync clock output 31 CE Output TUNER PLL IC enable output L OFF H ON 32 RESET Input RESET signal input 33 No Connect 34 P MUTE Output Power mute output H MUTE OFF L MUTE ON 35 P CONT Output Power amplifier operation control output H Amplifier operation ON L Amplifier o...

Страница 37: ...pen terminal which is not connected to the outside Figure 37 BLOCK DIAGRAM OF IC IC701 RH iX0189AWZZ System Microcomputer iX0189AW 2 2 75 S SEG25 74 S SEG26 73 S SEG27 72 S SEG28 RH IX0189AWZZ 71 S SEG29 70 S SEG30 69 S SEG31 68 S 67 S 66 65 64 O SRS1 63 O SRS2 62 I O BUS3 61 I O BUS2 60 I O BUS1 59 I O BUS0 58 O CD_STB 57 I PU IN 56 I LID SW 55 O BIAS 54 O B CAN 53 O REC 52 O MOT 51 O SOL 1 O COM...

Страница 38: ...s detected Normally HiZ 28 29 TEL2 1 Output Tracking gain adjusting analog switch output terminals VREF or Hiz 30 TGUL Output Tracking servo loop low frequency phase compensator change over analog switch output terminal HiZ gain up when detecting shock Normally VREF 31 32 TGUH2 1 Output Tracking servo loop middle high frequecy phase compensator change over analog switch output terminals HiZ gain u...

Страница 39: ...r output terminal for PLL 64 VCOF Input VCO filter terminal 65 TESTX Input Test terminal 66 HS Output Double speed monitor output terminal Double speed operation at L level 67 GNDD Digital ground terminal 68 SPDA Output Processor status signal output terminal Correction process judging result memory buffer capacity etc 69 COFS Output Correction system frame periodic signal output terminal 7 35 kHz...

Страница 40: ...N TKIC TGUH1 TGUH2 TGUL TEL1 TEL2 DFCT GNDD VDDD TESTX GNDA RO RO VDA LO LO GNDA TEST3 TEST4 TEST5 SBOK GNDD BUS0 BUS1 BUS2 BUS3 CCE BUCK PFCK RST SUBSYC SUBD CLCK V DDD HS GNDD SPDA COFS WDCK CHCK BCK AOUT EMPH DOUT TEST2 VDDX XI XO GNDX PLL circuit Internal status Correcting output circuit audio output Digital Out Clock generator Q data RAM CD bus interface Correcting system timing generator Sub...

Страница 41: ...c motor amp DM AMP output terminal 25 DFCT Input Defect detecting comparator negative phase input terminal 26 FMSO Output Feed motor output amp FMS AMP output terminal 27 FMSN Input Feed motor output amp FMS AMP negative phase input terminal 28 FMSP Input Feed motor output amp FMS AMP positive phase input terminal 29 THLD Input Hold switch terminal for defect 30 TS2O Output Tracking servo amp 2 TS...

Страница 42: ...P TS2N TS2O THLD FMSP FMSN FMSO DFCT RFO RF1 VRO 2VRO RFRP SBAD DFIN FEP FEN FEO FEI FHLD FEL1 FEL2 DMEN DMEP SEL GND OSCI COSC FSO FSN VCC TPO TPI TNI TNO FPI LDO MDI RFN RFT FNI 23 22 21 20 19 18 17 16 15 39 40 41 42 43 44 45 46 47 48 10k 2 8k 68k 5pF 1 35V 100µA 16k 1k 1 27k 15k 15k 33PF 29k 20k 20k 20k 30k 30k 20k 20k 20k 7k 1 75k 20k 25k 24k 12k 47k 47k 100k 20k 10k 10k 10k 10k 21k 21k 21k 21...

Страница 43: ...c 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 the electro...

Страница 44: ...Silicon 1SS133 LED704 712 VHP204GDTR4 V J AD LED Green 204GDTR4 LED716 717 VHPSLR342MG2F J LED Green SLR342MG2F PH901 VHPI31535CD 1 J AG Phote Interrupter VD301 VHCKV1236Z23F J AS Variable Capacitance KV1236Z23F VD302 303 VHCKDV147C 1 J AH Variable Capacitance KDV147C ZD351 VHEMTZJ5R1B 1 J AC Zener 5 1V MTZJ5 1B ZD601 VHEMTZJ130A 1 J AC Zener 13V MTZJ13A ZD602 VHEMTZJ7R5C 1 J AC Zener 7 5V MTZJ7 5...

Страница 45: ... GZA336AF1C J AB 33 µF 16V Electrolytic C602 VCKZPA1HF223Z J AA 0 022 µF 50V C603 604 VCKYPA1HB102K J AA 0 001 µF 50V C605 606 RC GZA475AF1E J AB 4 7 µF 25V Electrolytic C607 RC GZA107AF1H J AC 100 µF 50V Electrolytic C608 RC GZA107AF1H J AC 100 µF 50V Electrolytic C609 610 RC GZA476AF1H J AB 47 µF 50V Electrolytic C611 612 RC QZA224AFYJ J AB 0 22 µF 50V Mylar C613 614 RC GZV108AF1V J AD 1000 µF 3...

Страница 46: ...hms 1 6W R305 VRD MN2BD681J J AA 680 ohms 1 8W R306 VRD MN2BD100J J AA 10 ohm 1 8W R307 VRD ST2EE470J J AA 47 ohms 1 4W R308 VRD MN2BD103J J AA 10 kohm 1 8W R309 VRD ST2EE821J J AA 820 ohms 1 4W R310 VRD MN2BD472J J AA 4 7 kohms 1 8W R319 VRD MN2BD104J J AA 100 kohm 1 8W R321 VRD ST2EE220J J AA 22 ohms 1 4W R323 VRD MN2BD683J J AA 68 kohms 1 8W R324 VRD MN2BD104J J AA 100 kohm 1 8W R336 VRD ST2CD4...

Страница 47: ... 1 8W R904 VRD MN2BD391J J AA 390 ohms 1 8W R905 VRD ST2EE103J J AA 10 kohm 1 4W R906 VRD ST2EE152J J AA 1 5 kohms 1 4W R907 VRD ST2EE103J J AA 10 kohm 1 4W R908 VRD MN2BD473J J AA 47 kohms 1 8W OTHER CIRCUITRY PARTS BI651 CNS651 QCNWN0981AWZZ J AE Connector Ass y 2 2Pin BI652 CNS651 QCNWN0982AWZZ J AE Connector Ass y 2 2Pin BI801 CNS801 QCNWN0975AWZZ J AH Connector Ass y 8 8Pin BI802 CNS802 QCNWN...

Страница 48: ...Cover Remote Control Sensor 202 LANGT0042AWFW J AC Bracket PWB Support 203 92LCUSN1746A J AA Cushion Leg 204 JKNBZ0414AWSA J AG Knob Operation 205 MLIFP0003AWZZ J AE Damper Cassette Holder 206 MSPRD0093AWFJ J AB Spring Cassette Holder 207 92LPNL2543AS1 J AM Cassette Holder Ass y 207 1 Cassette Holder Not Replacement Item 207 2 HDECQ0258AWSA J AF Panel Cassette Holder 208 LCHSM0058AWFW J AM Main Ch...

Страница 49: ...BLY Not Replacement Item PWB A1 6 92LPWB2570MANS J Main CD Servo Display LED Headphones CD Lid Switch Combined Ass y PWB B1 2 92LPWB2570PWRS J Power Amp Power Supply Combined Ass y PWB C QPWBF0107AWZZ J AD Tape Mechanism PWB Only PWB D QPWBF0027AWZZ J AD CD Motor PWB Only SPEAKER BOX PARTS 701 92L121 0107 J AX Net Frame Ass y 702 92L051 0039 J AY Speaker Box Wooden 703 92L316 0037 J AG Duct Pipe 7...

Страница 50: ...XL 520W CP 520 50 A B C D E F G H 1 2 3 4 5 6 Figure 7 CD MECHANISM EXPLODED VIEW 7 XL 520W 306 1 701 304 701 302 301 702 702 303 M802 703 305x2 SW801 M801 305 PWB D 306 2 306 3 306 704 307 ...

Страница 51: ...520W BELT CONNECTION 138 137 119 105 129 102 130 118 504X3 116 502 133 103 131 502 123 115 141 126 104 117 504X2 114 101 127 508 SOL901 503 122 113 108 107 128 132 134 106 120 135 110 109 506 503 111 124 112 502 SW901 SW902 504 507 121 503X2 505X2 M901 139 M901 107 135 106 134 136 501 PWB C ...

Страница 52: ...A5 605 205 CD MECHANISM TAPE MECHANISM Silicon Grease 605 612 227 226 LCD701 215 211 607x2 208 207 1 206 207 2 207 209 241 203 203 605x2 201 3 201 2 218 216 219 607x2 606 201 1 201 201 4 603x4 230x4 PWB A4 PWB A3 PWB A2 223 1 224 PWB A7 229 244 232 213 607x2 605x2 605x2 616x2 607x2 607x2 605 237 239x3 610 610 610 601x1 604 PWB B4 605x2 246 238 238 PWB B2 602 PWB B1 605 605 605 202 PWB B3 210 243 2...

Страница 53: ...XL 520W CP 520 53 Figure 10 SPEAKER EXPLODED VIEW A B C D E F G H 1 2 3 4 5 6 10 CP 520 SHARP Black SP1 2 Woofer SP3 4 Tweeter 705 Black Red 706 702 704x4 703 701 SP1 2 ...

Страница 54: ...XL 520W CP 520 54 11 M E M O ...

Страница 55: ...XL 520W CP 520 55 12 M E M O ...

Страница 56: ... retrieval system or transmitted in any from or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher A9710 1690NS HA M SHARP CORPORATION Audio Visual Systems Group Quality Reliability Control Center Higashihiroshima Hiroshima 739 01 Japan Printed in Japan EX SA SZ ...

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