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Sharp DV-HR300U, Service Manual

The Sharp DV-HR300U Service Manual is your comprehensive guide to operating and troubleshooting this exceptional product. With step-by-step instructions, diagrams, and technical specifications, this manual ensures optimal performance. Download it for free from our website and access the valuable resource you need to keep your device in top condition.

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DV-HR300U

DV-HR300U

A

B

C

D

E

F

G

H

I

J

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

MAIN PWB
SIDE A

R

3121

R

3113

R

3109

R

3119

F

DC3

C7 3 4 8

C7 3 0 7

T

L7304

T

L7305

C7 3 0 1

I

C

7306

I

C

7307

C7 3 4 7

C

7302

R

7303

R

7302

R

7301

R

7304

C7 3 5 5

C7 3 5 7

F

B

7301

C7 3 4 6

C7 3 5 4

C7 3 5 6

I

C

7303

C7 3 4 5

C7 3 4 4

F B 3 5 0 8

C3 6 0 2

C4 5 1 4

R3 6 3 3

R3 6 0 0

R3 6 0 3

C4 0 4 9

F

B

4023

R3 6 0 8

I C3 5 0 8

R3 6 1 1

R3 6 1 6

R3 6 1 9

R3 6 2 2

R3 6 2 5

C

7308

R3 6 2 3

R3 6 2 0

I

C

3505

R3 6 1 7

R3 6 1 2

C4 0 5 0

R3 6 0 9

R3 6 0 4

R3 6 0 1

R3 5 9 6

R

3630

C

3599

I

C

4007

R4 1 0 7

R4 1 0 9

F

B

4504

R3 1 2 3

C4 0 5 6

F B 4 0 0 7

F

B

4502

R4 5 0 3

R

4029

R

4030

R

4031

R

4032

R4 5 6 5

C4 0 2 6 C4 0 2 7

C4 0 2 0

R4 5 6 6

R

4155

R

4036

R

4037

R

4038

R

4039

R4 5 6 3 R4 5 6 4

C

4066

X 4 0 0 1

R4 5 6 1 R4 5 6 2

C4 0 2 1

R

4035

C

4025

C

4024

R

4154

R4 5 5 9 R4 5 6 0

R4 0 2 6

R4 0 2 8 R4 0 3 4

R4 0 3 3

R4 5 5 7 R4 5 5 8

C4 0 1 9

R4 0 4 0

R4 5 5 6 R4 5 5 5

R4 0 1 9

C

4067

C4 0 4 5

F B 4 0 1 4

C4 0 2 8

R4 5 5 4 R4 5 5 3

R4 0 2 2

R4 5 5 2 R4 5 5 1

R4 0 2 0

L4001

R4 1 6 1

R4 5 5 0 R4 5 4 9

C4 0 1 3

C4 0 4 7

I

C

4001

D4 0 0 1

R4 0 1 7

R4 5 0 6 R4 5 4 6

F B 4 0 0 4

R4 0 7 1

C

4070

R4 0 1 6

R

4548

R

4547

R4 5 4 5

F B 4 0 0 3

R4 1 0 5

I C4 0 0 6

C4 0 0 9

R4 5 4 4

C4 0 0 6

R4 1 0 8

C4 0 1 0

R4 5 0 2

F B 4 0 0 2

C4 0 0 5

R4 5 4 3

C

4055

R

4117

C4 0 2 3

R4 5 0 4

R4 1 1 5

R

4003

R

4006

C

4001

C

4003

R

4004

C

4004

R

4002

R

4005

R4 5 4 2

F B 4 0 2 7

F

B

4006

F B 4 0 2 4

R4 5 0 8

C

4022

C

4002

F B 4 0 2 5

R4 5 7 0

I C4 0 0 8

R4 5 6 9

R

7529

R

7530

R

7531

R

7532

R

4067

R

4063

R

4061

C

4069

R

4060

C

4043

F

B

4505

F

B

4012

F

B

4013

T

L7505

T

L7506

T

L7507

T

L7508

C

4034

R

3114

R

3110

I

C

4004

C

4040

R4 6 4 0

CN7 5 0 2

R3

1

2

5

R4

5

1

0

R4

5

1

2

R4

5

1

1

R4

5

1

4

R4

5

1

5

R4

5

1

9

R4

5

2

6

R4

5

2

3

R4

5

2

1

R4

5

2

4

R4

5

2

9

R4

5

3

1

R4

5

3

5

CN7 5 0 1

R

4509

R

4513

R

4517

R

4505

R

4518

R

4520

R

4522

R

4530

R

4525

R

4528

R

4532

R

4527

R

4533

F

B

4503

R4 5 1 6

R

3092

R

3091

R4 5 0 1

F

B

4501

T

L7509

T

L7510

T

L7511

T

L7512

T

L7513

R

7525

R

7526

R

7527

R

7528

R

4567

R

4568

R

4571

R

7522

R

7523

R7 5 4 9

R7 5 5 0

R4 1 6 5

R7 5 5 1

R7 5 7 9

T

L7515

R7 5 5 2

R7 5 9 6

I C4 0 1 2

R7 5 5 3

R7 5 8 0

R7 5 5 4

R7 5 8 1

R

7800

R

7799

R

7568

R

7546

R

7545

R7 5 8 2

R7 5 5 5

C4 0 7 2

R7 5 8 3

R7 5 5 6

R7 5 8 4

R7 5 5 7

R4 1 6 3

R7 5 8 5

R7 5 6 9

R7 5 8 6

R7 5 4 7

C4 0 7 3

R7 5 8 7

R7 5 4 0

C7 5 3 0

I C7 5 0 2

R7 5 4 8

R7 5 8 8

C

7525

R7 8 0 3

I

C

7504

L 4 0 0 4

R7 5 8 9

R7 8 0 4

R7 5 9 0

C

4074

R7 5 5 8

R7 5 9 1

R7 5 5 9

R7 5 9 2

R4 1 6 2 R4 1 6 4 D4 0 0 2

R7 5 6 0

R7 5 9 3

R7 5 6 1

R7 5 9 4

R4 1 6 0

R7 5 9 5

R7 5 6 2

R7 5 6 3

R

7801

R

7802

R

7567

R

7541

R7 5 7 8

R7 5 6 4

I C4 0 1 0

R7 5 6 5

R

4158

R7 5 6 6

T

L7514

C

7567

C7 5 5 2

R

7818

C

4068

C7 5 7 7

C7 5 7 6

C7 5 6 9

C7 5 7 5

C7 5 7 4

C7 5 7 1

I

C

7509

I

C

7511

I

C

7510

R4 1 1 4

R4 1 1 1

C4 0 5 3

C

7551

C7 5 7 9

C

7580

C7 5 7 3

R7 8 2 1

C7 5 6 5

C7 5 6 4

I C7 5 1 3

R3 6 3 8

R3 6 3 7

R4 5 7 5

D4 5 0 2

I C3 5 0 9

C

4508

R

4614

R4 6 3 7

R3 6 3 9

R3 6 3 6

C3 6 0 6

C

4510

R

4598

C

4512

C

4513

R

4639

R

4613

R4 6 3 6

R4 6 3 5

F B 7 3 0 5

F B 3 5 0 2

C7 3 5 1

C4 5 0 6

T

L4013

T

L4011

C7 3 5 0

T

L4012

C4 5 0 5

R4 1 6 6

R4 5 7 3

R4 6 0 8

T

L4562

R4 5 7 2

R4 5 7 7

D4 5 0 1

C

4520

C7 3 5 2

I

C

4502

R

4574

R4 6 3 8

F

B

4506

C4 5 0 4

R4 6 1 0

R4 5 7 6

C7 3 4 9

C4 5 1 9

R4 5 7 9

C4 5 0 3

R4 6 0 9

I

C

4501

R4 6 1 5

C4 5 1 8

R4 5 8 1

R

4603

R

4602

R

4605

C4 5 2 4

R

4583

C4 5 1 7

R4 5 8 8

C4 5 0 2

R4 6 0 7

R4 5 9 3

R4 6 3 3

R4 6 3 4

T

L4564

R4 5 7 8

C4 5 1 6

C7 3 5 3

R

4604

R

4601

C4 5 1 5

C

4501

C3 0 3 2

C4 5 0 7

R4 5 9 4

R

4580

R

4582

R

4584

R

4586

R

4589

R

4591

C

4509

C

4511

R

4625

R

4595

R

4622

R

4596

R

4597

I C3 0 1 1

T

L3042

C

4522

R

4585

R

4587

R

4590

R

4592

R

4623

R

4626

R

4627

R

4628

R

4629

R

4630

R

4600

R

4599

R

4624

R

3099

R

3033

R

3108

R

3112

F

DC4

R3 0 3 1

Q3 0 0 2

R3 0 3 2

Q3 0 0 1

C3 5 5 8

R

3150

C3 5 5 7

X 3 5 0 1

C

3019

C3 5 5 3

C

3018

D

4503

C

3025

C

3016

C

3017

R3 5 3 8

R3 5 3 5

R3 5 3 2

C3 5 5 2 F B 3 5 0 5

C3 0 1 4

R

3064

R

3060

T

P

3502

R

3057

R

3075

C3 0 1 5

T

P

3501

R

3058

C

3024

C3 0 2 0

C3 5 1 6

I

C

3005

C3 5 2 6

C3 5 2 5

I

C

3501

R3 0 7 1

C3 5 2 4

R

4606

R3 0 7 8

C3 5 2 3

R3 0 7 0

C3 0 2 1

R3 0 7 7

C3 5 1 8 R3 5 0 1

R3 0 6 7

R3 0 6 6

C3 5 1 7 C3 5 0 1

C3 6 1 2

R

3063

R

3051

R

3132

R

3133

R

3072

R

3076

R3 0 6 9

C3 5 1 5

L3501

R3 0 3 6 F B 3 0 0 2 R3 0 5 3

C3 6 1 3

R

3503

R

3504

C

3506

C

3504

C

3508

R

3627

C3 0 1 0

Q3 5 1 0

F B 3 0 0 4

R

3626

R

3502

C

3502

C

4521

L 3 5 1 4

C

3507

R3 6 4 5

R3 5 0 5

C3 0 0 9

R

3022

R

3023

R

3599

R

3607

R

3615

R

3621

I C3 0 0 3

C

3503

C

3505

C4 5 2 5

R

3026

F

B

3507

C

3013

F B 3 5 0 6

I C4 5 0 4

R

3632

R

3602

R

3610

R

3618

R

3624

C3 0 0 5

R

4611

R

4612

R3 0 1 8

R3 0 1 7

I C3 0 0 2

C3 6 0 7

R3 0 1 9

R3 0 2 0

C

3565

C

3569

R

3561

I

C

3507

C3 0 0 7

R3 0 2 1

R3 0 9 8

C3 0 1 2

C

3601

R

3583

R

3581

R

3579

R

3577

R

3594

R

3628

R

3593

R

3595

R

3584

R

3582

R

3580

R

3578

C7 5 7 2

I C3 5 0 3

I C3 5 0 4

C3 6 0 3

C

3562

R

3646

R

3647

C7 5 0 1

C

3566

C

3570

R

3557

R

3569

C

3571

C3 6 0 5

R

3571

R

3566

R

3563

R

3558

R

3555

R

3553

R

3551

R

3549

R

3547

R

3545

R

3543

R

3541

R

3539

R

3536

R

3533

R

3530

C7 5 7 0

C3 5 9 0

L3511

L3510

R

3572

R

3568

R

3564

R

3560

R

3556

R

3554

R

3552

R

3550

R

3548

R

3546

R

3544

R

3542

R

3540

R

3537

R

3534

R

3531

R

3529

F B 3 5 0 4

C3 6 0 4

C7 5 6 8

L 3 5 0 9

C3 5 8 5 C3 5 7 4

C3 5 8 1

F B 3 5 0 3

C3 5 6 8

C3 5 6 1

C3 5 5 6

C3 5 6 4

C3 5 7 3

R3 0 8 2

C3 5 2 9

C3 5 5 0

C3 5 9 1

C

3583

C3 5 4 9

C3 5 4 8

X

3502

C7 5 6 6

C

3610

C3 5 4 7

C3 5 4 6

C

3582

R3 5 8 6

C3 5 4 5

C3 5 4 4

C

3609

C3 5 4 3

C3 5 4 2

Q3 5 0 9

C3 5 9 8

R

3589

C3 5 7 8

C3 5 4 1

C3 5 4 0

R3 5 9 2

R3 5 8 5

C3 5 3 9

C3 5 3 8

C3 5 9 5

C3 5 9 7

T

P

3531

L3513

C3 5 7 7

C3 5 3 7

C3 5 3 6

R3 5 9 1

C

3608

I

C

3502

C3 5 7 2

C3 5 3 5

C3 5 3 3

C3 5 9 6

R3 6 4 4

C3 5 7 6

I

C

3511

C

3615

C

3611

C3 5 8 6

R3 5 7 6

C

3587

C

3532

R3 5 7 5

L3508

R3 5 7 4

C3 5 8 0

T

P

3530

C3 5 7 9

C

3530

R

3590

C

3593

C

3589

L 3 5 1 2

C

3534

L 3 5 0 5

C

3588

C

3594

C

3592

R

3588

R

3587

R

3573

T

P

3503

L 3 5 0 7

C3 5 8 4

Q

3508

C3 5 7 5

R

3570

R

3567

R

3565

R

3562

R

3559

C

3567

C

3563

C

3560

C

3559

C

3555

C

3554

C

3551

R

3528

C

3614

L 3 5 0 6

T

P

3526

T

P

3522

T

P

3518

T

P

3514

T

P

3513

T

P

3509

T

P

3527

T

P

3523

T

P

3519

T

P

3515

T

P

3512

T

P

3508

T

P

3505

T

P

3504

R

4534

F

B

3501

C

3531

T

P

3528

T

P

3524

T

P

3520

T

P

3516

T

P

3511

T

P

3507

R3 1 1 5

R3 1 1 1

T

P

3525

T

P

3521

T

P

3517

T

P

3510

T

P

3506

R4

5

3

6

R4

5

3

7

R4

5

0

7

R

3025

9. PRINTED WIRING BOARD ASSEMBLIES

Summary of Contents for DV-HR300U

Page 1: ...V HR300U DVD VIDEO RECORDER This document has been published to be used for after sales service only The contents are subject to change without notice SHARP CORPORATION Page 1 IMPORTANT SERVICE NOTES 2 2 FEATURES 6 3 SPECIFICATIONS 7 4 PART NAMES 9 5 DISASSEMBLY METHOD 11 6 TROUBLESHOOTING 15 7 BLOCK DIAGRAMS 26 8 SCHEMATIC DIAGRAMS 34 9 PRINTED WIRING BOARD ASSEMBLIES 60 10 REPLACEMENT PARTS LIST...

Page 2: ...g the AC power cord Keep the AC power cord away from heating appliances Never put any heavy object on the AC power cord Do not attempt to repair or reconstruct the AC power cord in any way VARO AVATTAESSA OLET ALTTIINA LASERSÄTEILYLLE ÄLÄ TUIJOTA SÄTEESEEN ÄLÄKÄ KATSO SITÄ OPTISEN LAITTEEN LÄPI VARNING LASERSTRÅLNING NÄR DENNA DEL ÄR ÖPPNAD STIRRA EJ IN STRÅLEN OCH BETRAKTA EJ STRÅLEN GENOM OPTISK...

Page 3: ...c control knobs insulation materials cabinet backs adjustment and compartment covers or shields isola tion resistor capacitor networks mechanical insula tors etc 3 To be sure that no shock hazard exists check for current in the following manner Plug the AC line cord directly into a 120 volt AC outlet Do not use an isolation transformer for this test Using two clip leads connect a 1 5k ohm 10 watt ...

Page 4: ...s couvercles de compartiment et ajustement ou les boucliers les réseaux de résistance condensateur d isolement Ies isolateurs mécaniques etc 3 Pour être sûr qu il n y a aucun risque de choc électrique vérifier le courant de fuite de la maniére suivante Brancher le cordon d alimentation secteur directement dans une prise de courant de 120 volts Ne pas utiliser de transformateur d isolement pour cet...

Page 5: ...Cu is about 220 C which is higher than the conventional lead solder by 40 C and as it has poor solder wettabillty you may be apt to keep the soldering bit in contact with the PWB for extended period of time However Since the land may be peeled off or the maximum heat resistance temperature of parts may be excoeded remove the bit from the PWB as soon as you conurm the steady soldering condition Lea...

Page 6: ... to DVD so you can enjoy creating your own video library 3 For high speed dubbing use discs conforming to DVDRW Ver 1 1 Recording Mode Speed Time Required FINE SP LP Approx 2 Approx 4 Approx 8 Approx 30 min Approx 15 min Approx 7 5 min EP Approx 12 Approx 5 min 2X or DVD R Ver 2 0 4X 2 Rate conversion dubbing The mode can be selected from 32 levels just like recording mode This enables recording a...

Page 7: ...SC system 525 lines 60 fields Recording Recordable disc media DVD RW DVD R Recording system HDD Video MPEG Audio Dolby Digital 2ch Linear PCM FINE mode only Recording system DVD RW R Video DVD Video Recording VR mode DVD VIDEO Video mode Audio Dolby Digital 2ch Linear PCM FINE mode only Recording time Hard disc FINE High picture quality Approx 20 hours SP Standard Approx 33 hours LP 2X Approx 67 h...

Page 8: ...5Ω Jacks RCA jack S Video input Input 1 2 rear 3 front Y Input level 1 Vp p 75Ω C Input level 0 286 Vp p 75Ω Jacks 4 pin mini DIN S Video output Y Output level 1 Vp p 75Ω C Output level 0 286 Vp p 75Ω Jacks 4 pin mini DIN Component video output Output level Y 1 Vp p 75Ω PB PR 0 7 Vp p 75Ω Jacks RCA jack Audio input Input 1 2 rear 3 front L R Input level 2 V rms Input impedance more than 22 kΩ Jack...

Page 9: ...n the front door lay your finger on this part and pull toward you 1 4 5 6 7 8 9 3 2 Main Unit Rear 1 4 5 2 3 7 8 6 9 1 POWER 2 STANDBY indicator 3 TIMER indicator 4 CHANNEL 5 PLAY REC indicators for HDD 6 PLAY REC indicators for DVD 7 Disc tray 8 OPEN CLOSE 9 RESET 10 LINE IN 3 AUDIO Input jacks VIDEO Input jack S VIDEO Input jack 11 DV IN terminal 12 REC 13 REC STOP 14 REC PAUSE 15 HDD 16 DVD 17 ...

Page 10: ...t Remote control unit Operating range of remote control NOTE Do not subject the remote control unit to shock water or excessive humidity The remote control unit may not function if the Recorder s remote sensor is in direct sunlight or any other strong light Incorrect use of batteries may cause them to leak or burst Read the battery wa rnings and use the batteries pr operly Do not mix old and new b...

Page 11: ...move two screws 2 and spring 4 Pull the panel to remove as detaching from the eight claws 3 Removing the operation PWB and LCD PWB 1 Remove the FFC and four harnesses 2 Remove two screws 3 a screw 4 and a screw 5 3 Pull each PWB to remove 4 Removing the main PWB 1 Remove four screws 6 2 Remove the FFC and six harnesses 3 Remove the main PWB upward 5 Removing the HDD unit 1 Remove four screws 7 2 R...

Page 12: ... direction of the arrow 8 Remove one insulation sheet and three gasket 7 Removing the rear terminal board and fan 1 Detach the fan cable from the main unit 2 Remove two screws 0 3 Detach the fan and fan cover 4 Remove a screw q two screws tuner w and eight screws e terminals 5 Pull the rear terminal board backward to remove 9 10 13 11 12 15 14 6 Removing the DVD unit 1 Remove four screws 9 2 Remov...

Page 13: ...01 3 QCNW C074WJZZ AT Main to Power CN3004 P9005 4 QCNW B712WJZZ AH ATAPI cable for HDD CN4502 ATAPi Extension with QCNW C072WJZZ Extension with QCNW C073WJZZ Extension with QCNW B712WJZZ Extension with QCNW C074WJZZ Main PWB HDD Unit DVD RW Unit Sub PWB POWER Unit Development for repair 2 3 4 1 5 2 EXTENSION CABLE DIAGRAM 25pin 21pin 12pin 12pin 1 2 3 40pin 4 ...

Page 14: ... 777 when the aging is completed Should EEE appear replace the HDD and start the process over Aging takes approx 2 5 hours 4 The aging is completed when 777 appears and the HDD ID is registered automatically If the main PWB unit is replaced enter the test mode and press the 10 0 key on the remote control to register the HDD ID 5 Restart the unit and check the operation 3 Factory setting Initialize...

Page 15: ... 54 IC4501 pin 54 SV_RST YES NO Check lines between pins of IC7509 and IC7506 Check SV_RST line between IC7506 pin 29 and IC4501 pin 54 YES NO Is 27MHz clock signal input to pins of the following ICs IC7506 pins 252 256 27MHz_OSC IC7304 pins 28 34 MPENC_SCLK IC4005 pins 50 202 INVCK4 Check lines between pins of IC4501 and other ICs IC4501 pin 113 IC3502 pin 84 YCDEC_RST IC4501 pin 139 IC7304 pin 1...

Page 16: ... CN4502 pin 6 DA0 pin 8 DA1 pin 5 DA2 and ATAPI register address intermittently set at LOW CN4502 pin 10 INTRQ is at H level when drive interrupts Output after processing transfer command from IC7506 etc CN4502 pin 20 DMARQ is at L level when drive requests data transfer CN4502 pin 12 DMACK is at L level when IC7506 receives data transfer for DMARQ from drive When CN4502 pin 16 DIOR and pin 18 DIO...

Page 17: ... 157_C FLOW CHART No 6 Playback images do not appear properly from video S output NO Refer to Flow chart No 5 Playback video signal is not output from main PWB Check circuits and lines between pins of main unit connector CN3001 and input pins of IC2802 CN3001 pin 23 S2202 pin 23 Q2502 2504 2507 IC2802 pin 2 OSD_Y_IN CN3001 pin 25 S2202 pin 25 Q2501 2503 2506 IC2802 pin 4 OSD_C_IN YES NO Check line...

Page 18: ... and component C B terminal J2403 as well as component terminal J2403 Check line between IC2501 pin 16 and component C R terminal J2403 as well as component terminal J2403 Check line between IC2501 pin 20 and DY terminal CN2401 as well as component terminal CN2401 Check line between IC2501 pin 18 and D C B terminal CN2401 as well as component terminal CN2401 Check line between IC2501 pin 16 and D ...

Page 19: ...T_V_MUTE line at L level NO Check Q2510 and R2515 Check T_V_MUTE line NO Is video signal input to IC2203 pins 1 8 15 23 and 47 Is luminance signal input to IC 2203 pins 3 10 and 17 Is chroma signal input to IC 2202 pins 5 12 and 19 FLOW CHART No 9 Image E E does not appear 1 In external video input mode Check line between rear video input 1 terminal J2401 and IC2203 pin 8 Check line between rear v...

Page 20: ...09 IC7512 CN3001 pin 23 154_Y IC7506 pin 214 R7744 Q7505 CN3001 pin 25 154_C IC7506 pin 245 R7724 Q7503 CN3001 pin 19 154_B U IC7506 pin 224 R7737 Q7502 CN3001 pin 20 154_R V Is E E signal output YES NO NO Are drive controls of IC7506 and HDD working properly Refer to Flow chart No 2 Drive is not working properly communication failure with IC7506 or Flow chart No 3 HDD is not working properly comm...

Page 21: ...6501 pin 1 OUT1_L OUT2_L IC6501 pin 7 OUT1_R OUT2_R YES NO NO Is audio signal output to each output terminal Is audio signal L output to AUDIO OUT L 1 2 terminals J2402 Is audio signal R output to AUDIO OUT R 1 2 terminals J2402 NO YES NO Check lines between pins of IC3009 and CN3001 IC3009 pin 11 CN3001 pin 11 VOUT_L IC3009 pin 10 CN3001 pin 12 VOUT_R Is audio signal output to pins of main unit c...

Page 22: ...1 NO NO YES Refer to Flow chart No 11 Playback sound is not output properly Check or replace IC3005 YES YES Check IC7506 or peripheral circuits 1 YES NO NO Is audio digital signal output to each pin of IC7506 IC7506 pin 235 154_AMCLK IC7506 pin 217 154_ABCLK IC7506 pin 222 154_ALRCK IC7506 pin 209 154_ADATA Is audio digital signal output to each pin of IC7506 IC7506 pin 248 AD_DOUT IC7506 pin 221 ...

Page 23: ...in 50 Picture Are video data and video clock input from IC4005 pins to pins of IC3508 and IC3509 Check IC4005 and peripheral circuits and lines bet ween IC4005 pins and pins of IC3508 and IC3509 Is AMCLK input from IC4008 pin 3 to IC4005 pins 103 and 104 Sound Check IC4012 and peripheral circuits and lines between IC4012 pin 4 IC4008 and IC4005 pins 103 and 104 IC3508 pins 2 9 DV_656 7 0 IC3509 pi...

Page 24: ...1 9V 2 5V 3 1V 3 7V 4 3V 5 0V K E Y 0 K E Y 1 I N P U T V O L T A G E YES NO YES YES POW OPEN CLOSE PLAY PLAY PAUSE CH CH DVD PLAY STOP HDD FF REC PAUSE REW REC TEST REC STOP Replace fuse If the problem persists refer to Flow chart No 18 Fuse is blown Is primary circuit part leaking or short circuited L901 D901 T901 IC901 etc Are voltages on AT17V AT14V AT4V and AT 8V normal Check rectification ci...

Page 25: ...25 DV HR300U M E M O ...

Page 26: ...26 27 DV HR300U DV HR300U 7 BLOCK DIAGRAMS 7 1 MAIN BLOCK DIAGRAM ...

Page 27: ...28 29 DV HR300U DV HR300U 7 2 SUB BLOCK DIAGRAM ...

Page 28: ...30 31 DV HR300U DV HR300U 7 3 POWER BLOCK DIAGRAM ...

Page 29: ...32 33 DV HR300U DV HR300U 7 4 DV BLOCK DIAGRAM ...

Page 30: ...34 35 DV HR300U DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 Note 8 SCHEMATIC DIAGRAMS 8 1 MAIN 1 154_RP CIRCUIT SCHEMATIC DIAGRAM ...

Page 31: ...36 37 DV HR300U DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 8 2 MAIN 2 SVLSI CIRCUIT SCHEMATIC DIAGRAM Note ...

Page 32: ...38 39 DV HR300U DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 8 3 MAIN 3 CLAUDIA CIRCUIT SCHEMATIC DIAGRAM Note ...

Page 33: ...40 41 DV HR300U DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 8 4 MAIN 4 DV CIRCUIT SCHEMATIC DIAGRAM Note ...

Page 34: ...42 43 DV HR300U DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 8 5 MAIN 5 YCDEC CIRCUIT SCHEMATIC DIAGRAM Note ...

Page 35: ...44 45 DV HR300U DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 8 6 MAIN 6 AADC CIRCUIT SCHEMATIC DIAGRAM Note ...

Page 36: ...46 47 DV HR300U DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 8 7 SUB CIRCUIT 1 SCHEMATIC DIAGRAM ...

Page 37: ...48 49 DV HR300U DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 8 8 SUB CIRCUIT 2 SCHEMATIC DIAGRAM ...

Page 38: ...50 51 DV HR300U DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 8 9 SUB CIRCUIT 3 SCHEMATIC DIAGRAM ...

Page 39: ...52 DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 8 10 OPERATION R CIRCUIT SCHEMATIC DIAGRAM ...

Page 40: ...53 DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 8 11 OPERATION L CIRCUIT SCHEMATIC DIAGRAM ...

Page 41: ...54 55 DV HR300U DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 8 12 POWER CIRCUIT SCHEMATIC DIAGRAM å AND SHADED COMPONENTS SAFETY RELATED PARTS ...

Page 42: ...56 57 DV HR300U DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 8 13 UV CIRCUIT SCHEMATIC DIAGRAM ...

Page 43: ...58 59 DV HR300U DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 8 14 LCD CIRCUIT SCHEMATIC DIAGRAM ...

Page 44: ...2 R4 5 7 7 D4 5 0 1 C4 5 2 0 C7 3 5 2 I C4 5 0 2 R4 5 7 4 R4 6 3 8 F B4 5 0 6 C4 5 0 4 R4 6 1 0 R4 5 7 6 C7 3 4 9 C4 5 1 9 R4 5 7 9 C4 5 0 3 R4 6 0 9 I C4 5 0 1 R4 6 1 5 C4 5 1 8 R4 5 8 1 R4 6 0 3 R4 6 0 2 R4 6 0 5 C4 5 2 4 R4 5 8 3 C4 5 1 7 R4 5 8 8 C4 5 0 2 R4 6 0 7 R4 5 9 3 R4 6 3 3 R4 6 3 4 T L 4 5 6 4 R4 5 7 8 C4 5 1 6 C7 3 5 3 R4 6 0 4 R4 6 0 1 C4 5 1 5 C4 5 0 1 C3 0 3 2 C4 5 0 7 R4 5 9 4 R4...

Page 45: ... 1 2 T L 7 5 4 8 C7 5 5 6 C7 5 5 9 R7 6 5 5 R7 6 6 2 R7 6 5 1 R7 6 5 7 R7 6 4 2 R7 6 4 3 R7 6 8 6 R7 6 9 0 R7 6 9 4 R7 6 9 8 R7 7 0 2 R7 7 0 8 R7 7 1 3 R7 6 7 5 R7 7 2 0 C7 5 0 2 R7 6 3 9 R7 6 0 8 R7 6 4 0 R7 6 4 1 R7 6 4 7 R7 6 4 8 R7 6 8 5 R7 6 8 9 R7 6 9 3 R7 6 9 7 R7 7 0 1 C7 5 5 5 R7 6 5 6 R7 6 4 5 R7 6 4 6 R7 6 5 2 R7 6 5 3 R7 6 8 2 R7 6 8 8 R7 6 9 2 R7 6 9 6 R7 7 0 0 F B7 5 0 3 R7 7 2 3 R7 ...

Page 46: ...64 65 DV HR300U DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 SUB PWB SIDE A ...

Page 47: ...66 67 DV HR300U DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 SIDE B ...

Page 48: ...68 DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 SIDE B SIDE A OPERATION R PWB ...

Page 49: ...69 DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 SIDE B SIDE A OPERATION L PWB ...

Page 50: ...70 DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 POWER PWB SIDE A ...

Page 51: ...71 DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 SIDE B ...

Page 52: ...72 DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 UV PWB SIDE A ...

Page 53: ...73 DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 SIDE B ...

Page 54: ...74 DV HR300U A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 LCD PWB SIDE A SIDE B ...

Page 55: ...SN74AHC2G125HD AE IC3511 VHiSN1G125C 1Y J SN74AHC1G125DC AD IC4001 RH iX1782GEZZQ J UPD72852GB 8EU AS IC4002 VHiPCM3008 1Y J PCM3008T 2K AN IC4004 VHiPQ070XZ1 1Y J PQ070XZ01ZP AF IC4005 RH iX1781GEZZQ J UPD72893GD LML BE IC4006 VHiLVC244T 1Y J SN74LVC244APWR AF IC4007 RH iXA771WJZZQ J GLT5160L16P7TC AN IC4008 VHiLVC240T 1Y J SN74LVC240APWR AF IC4010 VHiNJU7012F 1Y J NJU7012F AE IC4012 VHiSNLVU04 1...

Page 56: ...VCKYCY1CB104KY J 0 1 16V Ceramic AB C3542 VCKYCY1CB104KY J 0 1 16V Ceramic AB C3543 VCKYCY1CB104KY J 0 1 16V Ceramic AB C3544 VCKYCY1CB104KY J 0 1 16V Ceramic AB C3545 VCKYCY1CB104KY J 0 1 16V Ceramic AB C3546 VCKYCY1CB104KY J 0 1 16V Ceramic AB C3547 VCKYCY1CB104KY J 0 1 16V Ceramic AB C3548 VCKYCY1CB104KY J 0 1 16V Ceramic AB C3549 VCKYCY1CB104KY J 0 1 16V Ceramic AB C3550 VCKYCY1CB104KY J 0 1 1...

Page 57: ...25V Ceramic AA C4522 VCEAPF0JW227MY J 220 6 3V Electrolytic AD C4524 VCKYCY1EF104ZY J 0 1 25V Ceramic AA C4525 VCKYCY1EF104ZY J 0 1 25V Ceramic AA C7301 VCKYCY0JB105KY J 1 6 3V Ceramic AC C7308 VCEAPF0JW107MY J 100 6 3V Electrolytic AC C7312 VCEAPF0JW476MY J 47 6 3V Electrolytic AB C7313 VCEAPF0JW476MY J 47 6 3V Electrolytic AB C7314 VCKYCY1CB104KY J 0 1 16V Ceramic AB C7315 VCKYCY1CB104KY J 0 1 1...

Page 58: ... 16W Metal Oxide AA R3026 VRS CY1JF562JY J 5 6k 1 16W Metal Oxide AA R3027 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R3035 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R3036 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R3039 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R3041 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R3045 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R3046 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R3049 VRS...

Page 59: ...l Oxide AA R3585 VRS CY1JF103JY J 10k 1 16W Metal Oxide AA R3586 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R3587 VRS CY1JF391JY J 390 1 16W Metal Oxide AA R3588 VRS CY1JF391JY J 390 1 16W Metal Oxide AA R3589 VRS CY1JF391JY J 390 1 16W Metal Oxide AA R3591 VRS CY1JF391JY J 390 1 16W Metal Oxide AA R3593 VRS CY1JF820FY J 82 1 16W Metal Oxide AA R3595 VRS CY1JF151FY J 150 1 16W Metal Oxide AA R3596 VR...

Page 60: ...105 VRS CY1JF271JY J 270 1 16W Metal Oxide AA R4106 VRS CY1JF103JY J 10k 1 16W Metal Oxide AA R4108 VRS CY1JF271JY J 270 1 16W Metal Oxide AA R4109 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R4110 VRS CY1JF103JY J 10k 1 16W Metal Oxide AA R4112 VRS CY1JF103JY J 10k 1 16W Metal Oxide AA R4113 VRS CY1JF103JY J 10k 1 16W Metal Oxide AA R4114 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R4115 VRS CY1JF103JY J...

Page 61: ...Oxide AA R4615 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R4622 VRS CY1JF103JY J 10k 1 16W Metal Oxide AA R4623 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R4624 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R4625 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R4626 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R4627 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R4628 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R4629 VRS CY1JF000JY ...

Page 62: ...de AA R7679 VRS CY1JF472JY J 4 7k 1 16W Metal Oxide AA R7680 VRS CY1JF472JY J 4 7k 1 16W Metal Oxide AA R7695 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R7696 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R7705 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R7706 VRS CY1JF103JY J 10k 1 16W Metal Oxide AA R7712 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R7715 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R7720 VRS CY1JF391...

Page 63: ...AA FB4021 RBLN A001WJZZY J Ferrite Bead AA FB4022 RBLN A001WJZZY J Ferrite Bead AA FB4023 RBLN 0053TAZZY J Ferrite Bead AB FB4024 RBLN 0087GEZZY J Ferrite Bead AB FB4025 RBLN 0255TAZZY J Ferrite Bead AA FB4026 RBLN 0061TAZZY J Ferrite Bead AD FB4027 RBLN 0255TAZZY J Ferrite Bead AA FB4503 RBLN 0252TAZZY J Ferrite Bead AA FB4504 RBLN 0252TAZZY J Ferrite Bead AA FB4506 RBLN 0252TAZZY J Ferrite Bead ...

Page 64: ...M1HW105M J 1 50V Elect N P AB C509 VCEA9M0JW107M J 100 6 3V Electrolytic AB C510 VCKYCY1CF104ZY J 0 1 16V Ceramic AA C511 VCKYCY1CB104KY J 0 1 16V Ceramic AB C512 VCKYCY1HB103KY J 0 01 50V Ceramic AA C513 VCKYCY1HB103KY J 0 01 50V Ceramic AA C514 VCKYCY1HB103KY J 0 01 50V Ceramic AA C521 VCKYCY1HB103KY J 0 01 50V Ceramic AA C522 VCEA9M1HW105M J 1 50V Electrolytic AB C523 VCEA2A0JW108M J 1000 6 3V ...

Page 65: ...102JY J 1k 1 16W Metal Oxide AA R512 VRS CY1JF102JY J 1k 1 16W Metal Oxide AA R513 VRS CY1JF102JY J 1k 1 16W Metal Oxide AA R514 VRS CY1JF102JY J 1k 1 16W Metal Oxide AA R515 VRS CY1JF102JY J 1k 1 16W Metal Oxide AA R516 VRS CY1JF222JY J 2 2k 1 16W Metal Oxide AA R517 VRS CY1JF153JY J 15k 1 16W Metal Oxide AA R518 VRS CY1JF153JY J 15k 1 16W Metal Oxide AA R520 VRS CY1JF102JY J 1k 1 16W Metal Oxide...

Page 66: ...RS CY1JF334JY J 330k 1 16W Metal Oxide AA R2213 VRS CY1JF125JY J 1 2M 1 16W Metal Oxide AA R2214 VRS CY1JF334JY J 330k 1 16W Metal Oxide AA R2215 VRS CY1JF103JY J 10k 1 16W Metal Oxide AA R2216 VRS CY1JF103JY J 10k 1 16W Metal Oxide AA R2228 VRS CY1JF000JY J 0 1 16W Metal Oxide AA R2230 VRS CY1JF222JY J 2 2k 1 16W Metal Oxide AA R2233 VRS CY1JF222JY J 2 2k 1 16W Metal Oxide AA R2250 VRS CY1JF000JY...

Page 67: ...3 1 8W Metal Oxide AA R6103 VRS CY1JF273JY J 27k 1 16W Metal Oxide AA R6104 VRS CY1JF273JY J 27k 1 16W Metal Oxide AA R6105 VRS CY1JF273JY J 27k 1 16W Metal Oxide AA R6106 VRS CY1JF273JY J 27k 1 16W Metal Oxide AA R6107 VRS CY1JF273JY J 27k 1 16W Metal Oxide AA R6108 VRS CY1JF223JY J 22k 1 16W Metal Oxide AA R6109 VRS CY1JF273JY J 27k 1 16W Metal Oxide AA R6110 VRS CY1JF273JY J 27k 1 16W Metal Oxi...

Page 68: ...SS119 AA D9091 VHD1SS119 1Y J 1SS119 AA D9092 VHD1SS119 1Y J 1SS119 AA D9094 VHD1SS119 1Y J 1SS119 AA D9096 VHD1SS119 1Y J 1SS119 AA D9097 VHD1SS119 1Y J 1SS119 AA å IC902 RH FX0008GEZZ J PC123FY8 AE å IC903 RH FX0008GEZZ J PC123FY8 AE COIL AND TRANSFORMERS å L901 RCiLF0330GEZZ J Coil AF L9001 RCiLP0184CEZZ J Coil AD L9003 RCiLP0184CEZZ J Coil AD L9004 RCiLP0184CEZZ J Coil AD å T901 RTRNWA098WJZZ ...

Page 69: ...JZZ J Earth AC W9054 QEARPA013WJZZ J Earth AC W9055 QEARPA013WJZZ J Earth AC C1507 VCCCCY1HH101JY J 100p 50V Ceramic AA C1508 VCCCCY1HH101JY J 100p 50V Ceramic AA C1509 VCKYCY1HF103ZY J 0 01 50V Ceramic AA C1510 VCEA9A1HW105M J 1 50V Electrolytic AB C1511 VCEA2A0JW477M J 470 6 3V Electrolytic AC C1512 VCKYCY1HF103ZY J 0 01 50V Ceramic AA C1513 VCEA9A0JW476M J 47 6 3V Electrolytic AB RESISTORS R150...

Page 70: ...Y J 10k 1 16W Metal Oxide AA R8019 VRS TQ2BD181JY J 180 1 8W Metal Oxide AA R8020 VRS CY1JF103JY J 10k 1 16W Metal Oxide AA R8021 VRS TQ2BD181JY J 180 1 8W Metal Oxide AA R8022 VRS CY1JF103JY J 10k 1 16W Metal Oxide AA R8023 VRS TW2ED821JY J 820 1 4W Metal Oxide AB R8024 VRS TW2ED681JY J 680 1 4W Metal Oxide AA R8025 VRS CY1JF392JY J 3 9k 1 16W Metal Oxide AA R8026 VRS CY1JF103JY J 10k 1 16W Metal...

Page 71: ...V2 UV Unit 43 TLABMA674WJZZ J Model Label AD 44 TLABZA185WJZZ J Label AB 45 TLABNA512WJZZ J Serial No Label AB 46 TLABZA458WJZZ J License Label AC 50 QCNCWA156WJZZ J HDD Connector AQ 51 QCNW B711WJZZ J Connecting Cord AD 52 QCNW B705WJZZ J Connecting Cord AF 53 QCNW B709WJZZ J Connecting Cord AG 54 QCNW B708WJZZ J Connecting Cord AG 55 QCNW B710WJZZ J Connecting Cord AH 56 QCNW B715WJZZ J Connecti...

Page 72: ...2WJZZ Registration Card QCNW 8387AJZZ J RF cable AG QCNW 8388AJZZ J AV Cable AK SSAKA0001AJZZ J Polyethylene Bag AB SPAKCB297WJZZ Packing Case SPAKP0209AJZZ Wrapping Paper SPAKXA306WJZZ Packing Add SSAKA0005PEZZ Polyethylene Bag SPAKFA344WJZZ Packing Material SPAKFA380WJZZ Packing Material SPAKFA415WJZZ Packing Material SPAKFA416WJZZ Packing Material SPAKFA379WJZZ Rear Pad SPAKFA452WJZZ Rear Pad 2...

Page 73: ... P I H F S C R D E N Q P M F K D E R C G N S B B A A 68 68 69 67 24 1 40 66 66 60 28 44 18 61 59 9 10 9 17 29 29 7 3 23 2 39 50 52 4 16 65 600 25 27 20 21 22 8 5 19 6 30 30 14 31 13 12 26 56 57 58 55 38 32 54 53 32 51 32 37 63 32 15 41 34 43 24 33 45 46 24 32 32 32 35 36 64 32 32 32 62 70 70 ...

Page 74: ...94 DV HR300U A B C D E F G H 1 2 3 4 5 6 FRONT PANEL EXPLODED VIEW 600 600 17 600 15 600 1 600 8 600 14 600 12 600 16 600 11 600 13 600 4 600 6 600 9 600 7 600 10 600 3 600 5 600 2 ...

Page 75: ... QCNW B557WJPZ AV Cable QCNW B656WJZZ RF Cable SSAKA0005PEZZ Polyethylene Bag TiNS A914WJZZ Operation Manual RRMCGA198WJSA Remote Control Unit SPAKP0209AJZZ Wrapping Paper SPAKFA344WJZZ Packing Material SPAKFA380WJZZ Packing Material SPAKFA415WJZZ Packing Material SPAKFA452WJZZ Rear Pad 2 SPAKFA379WJZZ Rear Pad SPAKFA416WJZZ Packing Material ...

Page 76: ... in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher SHARP CORPORATION AV Systems Group Quality Reliability Control Center Yaita Tochigi 329 2193 Japan TQ1657 S Jan 2004 Printed in Japan In Japan gedruckt SA DS Design and Production Information Design JAPAN Production SMM ...

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