Hitachi DV-PF35U Service Manual Download | Manualshive

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background image

B-8

B-8 DVD Video / Audio Block Diagram

IC601

(A

UDIO D/A CONVER

TER)

15

14

16

DIGIT

AL

A

UDIO OUT

JK1202

B

UFFER

Q1351

IC1201

Q1201

Q1202

VREF

(AMP)

CN601

CN1601

7

6

8

4

3

2

5

T

O D

VD

SYSTEM

CONTR

OL

/SER

V

O

BLOCK

DIA

GRAM

T

O DIGIT

AL

SIGNAL

PR

OCESS

BLOCK

DIA

GRAM

SERIAL

POR

T

SERIAL

CONTR

OL

4X/8X

O

VERSAMPLING

DIGIT

AL FIL

TER

/FUNCTION

CONTR

OLLER

ENPHANCED

MUL

TI-LEVEL

DEL

T

A-SIGMA

MODULA

T

OR

DA

C

LPF+AMP

L-CH

R-CH

LPF+AMP

DA

C

ZER

O DETECT

SYSTEM CLOCK

1

2

6

7

5

PCM-BCK

SPDIF

PCM-DATA

PCM-LRCLK

ADAC-MD

ADAC-MC

ADAC-ML

PCM-SCLK

MAIN CB

A

D

VD MAIN CB

A

D

VD A

UDIO SIGNAL

D

A

T

A(A

UDIO) SIGNAL

AUDIO-MUTE

D

VD-P-ON+3.3V

Q1204

3

CN601

88

VIDEO-Y(I/P)

10

10

VIDEO-C

66

VIDEO-Pb/Cb

44

VIDEO-Pr/Cr

JK1401

S-VIDEO OUT

CN1601

3

4

2

1

IC1402

(VIDEO DRIVER)

13

4dB

AMP

2dB

AMP

LPF

DRIVER

YC

11

4dB

AMP

2dB

AMP

LPF

DRIVER

6

10

4dB

AMP

2dB

AMP

LPF

DRIVER

8

VIDEO-Pb/Cb

OUT

VIDEO-Y

OUT

VIDEO-Pr/Cr

OUT

JK1403

3

T

O DIGIT

AL

SIGNAL PR

OCESS

BLOCK DIA

GRAM

D

VD VIDEO

SIGNAL

VIDEO-Y(I/P)

VIDEO-C

VIDEO-Pb/Cb

VIDEO-Pr/Cr

D

VD-VIDEO

T

O VIDEO

BLOCK DIA

GRAM

<VCR SECTION>

WF5

WF9

WF7

WF8

WF4

13

13

D

VD-A

UDIO(L)

15

15

D

VD-A

UDIO(R)

14

14

DVD-A

UDIO(R)-MUTE

18

18

SPDIF

D

VD-A

UDIO(L)

D

VD-A

UDIO(R)

TO

A

UDIO

BLOCK

DIA

GRAM

<VCR

SECTION>

14

2dB

AMP

DRIVER

4dB

AMP

2dB

AMP

LPF

DRIVER

1

15

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Summary of Contents for DV-PF35U

Page 1: ...NT TK No 0508E April 2005 DO NOT RESELL OR DIVERT IMPROPERLY DO NOT RESELL OR DIVERT IMPROPERLY DV PF35U This service manual is for DV PF35U USA model and DV PF35U Canada model For DV PF35U Canada model the letter H9851CD is printed on rating label in the rear When servicing refer to the rating label illustration at right Rating label H9851CD ...

Page 2: ...e Waveform 4 7 1 D Azimuth Alignment of Audio Control Erase Head 4 8 1 E Checking and Alignment of Tape Path during reversing 4 8 5 DISASSEMBLY 5 1 5 1 CABINET DISASSEMBLY INSTRUCTIONS 5 1 5 1 1 Disassembly Flowchart 5 1 5 1 2 Disassembly Method 5 1 5 1 3 How to Eject Manualy 5 5 5 2 DISASSEMBLY ASSEMBLY PROCEDURES OF DECK MECHANISM 5 6 5 3 ALIGNMENT PROCEDURES OF MECHANISM 5 15 6 EXPLODEDS VIEWS ...

Page 3: ...on Do not look directly at the laser beam CAUTION Use of controls and adjustments or doing procedures other than those specified herein may result in hazardous radiation exposure Location Top of DVD mechanism Drive Mechanism Assembly Laser Beam Radiation Laser Pickup Turntable LASER RADIATION WHEN OPEN DO NOT STARE INTO BEAM CAUTION Do not look directly at the laser beam coming from the pickup or ...

Page 4: ...Note especially 1 Wires covered with PVC tubing 2 Double insulated wires 3 High voltage leads D Use specified insulating materials for hazardous live parts Note especially 1 Insulation tape 2 PVC tubing 3 Spacers 4 Insulators for transistors E When replacing AC primary side components transformers power cord etc wrap ends of wires securely about the terminals before solder ing F Observe that the w...

Page 5: ...and externally exposed accessible parts RF termi nals antenna terminals video and audio input and output terminals microphone jacks earphone jacks etc is lower than or equal to the specified value in the table below Measuring Method Power ON Insert load Z between B earth ground power cord plug prongs and exposed accessible parts Use an AC voltmeter to measure across the terminals of load Z See Fig...

Page 6: ...Handling Semi conductors Electrostatic breakdown of the semi conductors may occur due to a potential difference caused by electro static charge during unpacking or repair work 1 Ground for Human Body Be sure to wear a grounding band 1MΩ that is prop erly grounded to remove any static electricity that may be charged on the body 2 Ground for Workbench 1 Be sure to place a conductive sheet or copper ...

Page 7: ... 7Vp p 75 CR PR output level 0 7Vp p 75 VHF UHF antenna input output terminal VHF UHF set 75 VCR section NUMBER OF VIDEO HEADS 4 VIDEO SIGNAL STANDARD NTSC color system AUDIO RECORDING SYSTEM One stationary head for liner audio Two rotary heads for Hi Fi stereo WOW AND FLUTTER Below the measurement limitation 0 001 W PEAK JEITA CHANNEL COVERAGE VHF 2 13 UHF 14 69 CATV 1 125 TIMER BACKUP 30 seconds...

Page 8: ...rol Video Audio Input Rear 1 1 IN1 Video Audio Input Front 1 1 IN2 Video Audio Output Rear 1 1 OUT1 Stereo CM Skip Feature Auto Clock Feature Number of Timer Programming 8 Program year Self Diagnosis Function O 4 Modes Back up Time 30 s SQPB Surge Absorber O Auto Power Off Feature O Local Broadcast Setting O Multi Search Feature O Index Time Search Search Speed SP X5 LP X5 X9 EP X5 X15 FF REW Time...

Page 9: ...t Digital Audio Out Optical Coaxial O DTS Digital Out O Virtual Surround O Dynamic Range Compression Dolby Digital O Search Speed 2 to 100 FORWARD REWIND DVD 2 8 20 50 100 CD 2 8 30 2 to 100 FORWARD REWIND DVD 2 8 50 100 CD 16 Slow Speed 1 16 1 8 1 2 FORWARD REWIND IP Search Smooth 2x Play O x1 3 x0 8 Play with Audio O Step Forward Reverse O O Still Picture Select Frame Field Frame Field Auto Disc...

Page 10: ...IO D A CONVERTER PCM1782DBQR IC601 PCM1755DBQR IC601 VIDEO AUDIO SIGNAL PROCESS HEAD AMP LA71205M MPB E IC301 MTS SAP Hi Fi AUDIO PROCESS Hi Fi HEAD AMP AN3663FBP TV IC451 LA72670BM MPB E IC451 SERVO SYSTEM CONTROL OSD MN101D08DES IC501 MN101D08DFT IC501 FIP DRIVER PT6313 S TP SC16313 PT6313 S TP L SC16313G IC571 PT6313 S TP IC571 OUTPUT SELECT CD4053BNSR CD4053BCSJX TC4053BF N IC751 ERROR VOLTAGE...

Page 11: ...eo recording playback standard that applies to DVD Video DVD R and DVD RW DVD Video Recording Format Video recording playback standard that applies to DVD RAM and DVD RW This allows versatile editing functions differing from the DVD Video Format DVD Forum International organization that formulates the technical standards of DVD E EIAJ Electronic Industries Association of Japan An organization of m...

Page 12: ...s not functioning cor rectly When cassette loading mechanism is not functioning correctly When the drum is not working properly Defective Cause Indication When reel and capstan mechanism is not functioning correctly EJECT A R is displayed on a TV screen Refer to Fig 1 When tape loading mechanism is not func tioning correctly EJECT A T is displayed on a TV screen Refer to Fig 2 When cassette loadin...

Page 13: ...apter or track is switched the number of a new title chapter or track is displayed Lights up when the ALL repeat function is on GROUP P SCAN DVD CD Lights up when the progressive scan system is activated Lights up when the inserted cassette is being played back Lights up when the playback is in still or slow mode Lights up during playback when the repeat function is on Works as a tape counter hour...

Page 14: ...o the previous operation on the DVD setup menu To search chapter title time marker To rapidly return to a location of disc To search track time CD marker CD To rapidly return to a location of disc To select the recording speed To advance playback frame by frame To advance playback frame by frame To pause disc playback To pause disc playback To pause tape playback or recording To stop playback To s...

Page 15: ...here ANT OUT jack Connect the supplied Round Coaxial cable to the antenna input jack on your TV DVD VCR VIDEO OUT jack Connect the supplied Video cable yellow here through the TV s video in jack COAXIAL jack Connect an optional coax ial digital Audio cable here through the coaxial digital audio in jack of a decoder or audio receiver DVD only VIDEO IN jack Connect a cable coming from the video out ...

Page 16: ...ing or shorted and service it if defective Check the presence that the rectifying diode or circuit is shorted in each rectifying circuit of secondary side and service it if defective FLOW CHART NO 3 When the output voltage fluctuates No Yes Does the secondary side photo coupler circuit operate normally Check the circuit and service it if defective IC1001 D1012 D1024 Check the circuit and service i...

Page 17: ...L 5V is outputted normally Is 12V voltage supplied to the collector of Q055 Check Q052 D052 and their periphery and service it if defective No No Yes Yes Is the L pulse inputted to the base of Q052 Check D015 D031 C018 and their periphery and service it if defective Replace IC501 FLOW CHART NO 8 TIMER 5V is not outputted AL 5V is outputted normally Is the H pulse inputted to the base of Q063 No Ye...

Page 18: ...018 and their periphery and service it if defective No Yes Check D1008 C1007 L1007 C1038 and their periphery and service it if defective FLOW CHART NO 15 EV 3 3V is not outputted FLOW CHART NO 12 DVD P ON 3 3V is not outputted DVD P ON 12V is outputted normally Is 4V voltage supplied to Pin 4 of IC1004 Replace IC1004 Is the H pulse approximately 5V inputted into the base of Q1011 Replace Q1011 Che...

Page 19: ... receiver and Pin 22 of CN1001 and service it if defective Is the L pulse sent out from Pin 1 terminal of the RM2001 remote control receiver when the remote control unit is activated Is the L pulse signal supplied to Pin 22 of CN1001 Replace the DVD Main CBA Yes Yes Replace DVD Main CBA Yes Yes Is 5V voltage supplied to Pin 3 terminal of the RM2001 remote control receiver Yes No Check AL 5V line a...

Page 20: ...CBA Original DVD Main CBA is poor Replace the DVD Mechanism No improvement can be found No FLOW CHART NO 6 Both picture and sound do not operate normally Yes Replace the DVD Main CBA Original DVD Main CBA is poor Replace the DVD Mechanism No improvement can be found No ...

Page 21: ...IC1402 1PIN S C CN1601 6PIN IC1402 6PIN Pb Cb CN1601 4PIN IC1402 8PIN Pr Cr Are the video signals shown above inputted into each pin of IC1402 Are the video signals outputted to each pin of IC1402 Are the video signals outputted to the specific output terminal Are the component video signals outputted to the VIDEO OUT terminal JK1403 Are the luminance signals outputted to the S OUT terminal JK1401...

Page 22: ...tive Check each line between each pin of CN1601 and each pin of IC1201 on Main CBA and service it if defective CN1601 13PIN IC1201 2PIN AUDIO L CN1601 15PIN IC1201 6PIN AUDIO R Are the analog audio signals inputted to each pin of IC1201 Are the analog audio signals inputted to each pin of IC1201 Are the audio signals outputted to the specific output terminal Are the audio signals outputted to the ...

Page 23: ... EJECT REW POWER Terminal voltage of IC501 66 67 KEY 1 IC501 67 KEY 2 IC501 66 V Replace the RM2001 remote control receiver or replace remote control unit Check the line between the RM2001 remote control receiver and the Pin 5 of IC501 and service it if defective Replace IC501 Is the L pulse sent out from Pin 1 terminal of the RM2001 remote control receiver when the remote control unit is activate...

Page 24: ... defective While the Takeup Reel is rotating is the reel pulse signal inputted to Pin 3 of IC501 While the reel pulse signal is inputting is L pulse inputted to Pin 21 of IC501 Is the specified voltage approximately 13V outputted to the terminal of the Lading Motor When loading a cassette tape does the LD SW operate normally When loading a cassette tape is the specified voltage approximately 13V o...

Page 25: ...1 and service it if detective Check the AL 12V line and service it if detective Check the AL 12V line and service it if detective DRUM PG FG SIGNAL WAVEFORM Replace IC501 No No No No No No No No No No No Yes Yes Yes Is 5V voltage supplied to Pin 2 of CN502 Is the drum PG FG signal inputted to Pin 47 of IC501 Is the drum PG FG signal inputted to Pin 47 of IC501 Is 12V voltage supplied at Pin 1 11 o...

Page 26: ...d to Pin 7 of IC751 Is 5V voltage supplied to Pin 23 of IC301 Is the serial data clock and chip select signal supplied to Pins 53 54 55 of IC301 Check the P ON 5V line and service it if defective No Check the AL 5V line and the AL 30V line R777 D777 and service it if defective Check the line between Pin 25 of IC301 and Pin 41 of IC501 and service it if defective Check the line between Pins 53 54 5...

Page 27: ...Pin 14 Pin 9 Pin 48 Rear input terminal Tuner audio signal Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No No No No No No No No No No No No No Check the line between Pin 48 of IC451 and Pin 15 of tuner and service it if defective Check the line between Pins 42 43 of IC451 and Pins 12 13 of IC501 and service it if defective Check the line between Pin 36 of IC451 and Pin 7 of IC501 and service it if ...

Page 28: ...outputted to Pin 9 of IC301 Yes Yes Replace ACE head Yes Yes No No No No Check the Hi Fi H SW line between Pin 27 of IC451 and Pin 25 of IC501 and service it if defective Check the line between Pin 61 of IC451 and Pin 76 78 80 of IC301 and service it if defective Check the Bias oscillation circuit Q421 Q422 Q425 Q426 and service it if defective Replace IC451 Replace Cylinder Assembly No Replace IC...

Page 29: ...t on the surface of ACE head Is the audio signal supplied to Pin 6 of IC301 Replace IC301 Is the audio signal outputted to Pin 10 of IC301 Check the line between Pin 10 of IC301 and Pin 62 of IC451 and service it if detective Service and replace poor parts Readjust the height of the ACE head Clean the surface of ACE head Yes Yes Is the height of ACE head appropriate Yes Replace the ACE head Yes No...

Page 30: ...trol unit in that order Fig 1 appears on the screen 2 Press CLEAR C RESET button on the remote control unit Fig 2 appears on the screen When OK appears on the screen the factory default will be set 3 To exit this mode press button MODEL Version Region EXIT POWER EEPROM CLEAR CLEAR Fig 1 differ depending on the models MODEL Version Region EEPROM CLEAR OK EXIT POWER EEPROM CLEAR CLEAR differ dependi...

Page 31: ...ished the tray opens auto matically Fig 7 appears on the screen and the checksum in 2 of Fig 7 appears on the VFD Fig 8 At this time no button is available 6 Remove the disc on the tray 7 Unplug the AC cord from the AC outlet Then plug it again 8 Turn the power on by pressing the POWER button and the tray will close 9 Press DVD 1 2 3 4 and DISPLAY but tons on the remote control unit in that order ...

Page 32: ...this mode press POWER button 3 3 2 How to Verify the Firmware Ver sion 1 After making sure that no disc is in unit turn the power on 2 Press 1 2 3 4 and DISPLAY buttons on the remote control unit in that order The Firmware ver sion appears on the VFD and TV screen 3 Turn the power off to reset the unit MODEL Version Region EEPROM CLEAR OK EXIT POWER EEPROM CLEAR CLEAR differ depending on the model...

Page 33: ...NTS 3 For the reference numbers listed above refer to Deck Exploded Views B73 Recording Model only h Hours Cleaning I Replace Deck Periodic Service Schedule Ref No Part Name 1 000 h 2 000 h 3 000 h 4 000 h B2 Cylinder Assembly I I B3 Loading Motor Assembly I B8 Pulley Assembly I I B587 Tension Lever Assembly I I B31 ACE Head Assembly I B573 B574 Reel SP D2 Reel TU D2 I B37 Capstan Motor I I B52 Ca...

Page 34: ...ard material but since it is very thin avoid cleaning it vertically 2 Wait for the cleaned part to dry thoroughly before operating the unit 3 Do not reuse a stained head cleaning stick or a stained chamois cloth Cleaning of ACE Head Clean the head with a cotton swab Procedure 1 Remove the top case 2 Dip the cotton swab in 90 ethyl alcohol and clean the ACE head Be careful not to damage the upper d...

Page 35: ... tape into the Deck Mechanism Assembly and press the PLAY button The tape will be loaded into the Deck Mechanism Assembly Make sure the power is on connect TP502 S INH to GND This will stop the function of Tape Start Sensor Tape End Sensor and Reel Sensors If these TPs are connected before plugging in the unit the function of the sensors will stay valid See Fig 1 Note Because the Tape End Sensors ...

Page 36: ...ver 4 2 FIXTURE AND TAPE FOR ADJUSTMENT 4 2 1 How To Use The Fixtures And Tape Item No Name Part No Adjustment 1 Alignment Tape MH 1 7099046 I Head Switching Position I Tape Interchangeability Alignment 2 Guide Roller Adj Screwdriver 7099028 I Guide Roller 3 Flat Screwdriver Purchase Locally I X Value Alignment ...

Page 37: ...01 50V Div F Range DC AC 20MHz 2 Alignment Tape MH 1 4 3 2 Head Switching Position Adjustment Purpose To determine the Head Switching position during playback Symptom of Misadjustment May cause Head Switching noise or vertical jitter in the picture Reference Notes Playback the Alignment tape and adjust VR501 so that the V sync front edge of the CH1 video output wave form is at the 6 5H 1H 412 7µs ...

Page 38: ... guide preparations are in the Eject Position 4 Turn the LDG Belt in the appropriate direction shown in Fig M1 until the Moving guide prepara tions come to the Eject Position Stop turning when the preparations begin clicking or can not be moved further However the tape will be left wound around the cylinder 5 Turn the LDG Belt in the appropriate direction con tinuously and the cassette tape will b...

Page 39: ...heck to see that the tape is not creasing and that there is no slack on the supply and take up side Guide Rollers Use a blank tape Adjust the height of the Guide Rollers Supply side and take up side Use a blank tape Page 4 6 Loading Use a blank tape Adjust the envelope Page 4 7 Check the envelope Adjust the Audio Section Azimuth Alignment Page 4 8 Check the audio output Check the following 1 X Val...

Page 40: ...w of the ACE Head Fig M6 1 B X Value Alignment Purpose To obtain maximum PB FM envelope signal at the pre set position of the Tracking Control Circuit align the Horizontal Position of the ACE Head Symptom of Misalignment If the Horizontal Position of the ACE Head is not prop erly aligned maximum PB FM envelope cannot be obtained at the preset position of the Tracking Control Circuit 1 Connect the ...

Page 41: ... do this adjustment turn the top of the Guide Roller with the Guide Roller Adj Screwdriver 3 If the envelope is as shown in Fig M7 adjust the height of Guide Roller 2 Refer to Fig M3 so that the waveform looks like the one shown in Fig M9 4 If the envelope is as shown in Fig M8 adjust the height of Guide Roller 3 Refer to Fig M3 so that the waveform looks like the one shown in Fig M9 5 When Guide ...

Page 42: ...to ensure preset position The number of pushes CH K button on the unit to achieve 1 2 level of envelope should match the number of pushes CH L button on the unit from center If required redo the X Value Alignment 1 E Checking and Alignment of Tape Path during reversing Purpose To make sure that the tape path is well stabilized during reversing Symptom of Misalignment If the tape path is unstable d...

Page 43: ...s S 2 2 L 2 two Locking Tabs L 2 5 Refer to Reference Notes ID LOC No PART REMOVAL Fig No REMOVE UNHOOK UNLOCK RELEASE UNPLUG DESOLDER Note 1 Top Case D1 4 S 1 2 Front Assembly D2 3 L 1 3 L 2 1 1 1 1 2 3 Top Bracket D2 3 S 2 4 DVD Mechanism Assembly D3 4 S 3 CN401 CN601 5 Partition Plate D3 2 S 4 6 Loader Holder D3 2 S 5 1 Top Case 2 Front Assembly 3 Top Bracket 4 DVD Mechanism Assembly 7 DVD Main...

Page 44: ...ig D4 2 2 Short the three short lands of FPC cable with sol der before removing the FFC cable CN201 from it If you disconnect the FFC cable CN201 the laser diode of pickup will be destroyed Fig D4 CAUTION 3 When reassembling confirm the FFC cable CN201 is connected completely Then remove the solder from the three short lands of FPC cable Fig D4 4 When reassembling solder wire jumpers as shown in F...

Page 45: ...tion Plate 6 Loader Holder 4 DVD Mechanism Assembly Fig D3 CN201 CN301 S 6 7 DVD Main CBA DVD Mechanism A S 6 Fig D4 View for A Short the three short lands by soldering Either of two places Connector S 7 S 7 S 8 8 VCR Chassis Unit Fig D5 S 7 S 8 ...

Page 46: ...ead with blue stripe From FE Head BOTTOM VIEW Lead connections of Deck Assembly and Main CBA Desolder From Capstan Motor Assembly Printing side Desolder From Cylinder Assembly From ACE Head Assembly Lead with blue stripe Lead with blue stripe Desolder Lead with red stripe 12 Main CBA SW512 LD SW LD SW Pin Hole Hole Shaft Cam Gear 12 Main CBA 9 Deck Assembly Pin Fig D6 ...

Page 47: ...n 4 Turn the LDG Belt in the appropriate direction as shown below until the Moving guide preparations come to the Eject Position Stop turning when the preparations begin clicking or can not be moved further However the tape will be left wound around the cylinder 5 Turn the LDG Belt in the appropriate direction continuously and the cassette tape will be ejected Allow a minute or two to complete thi...

Page 48: ...5 L 3 P 1 6 2 Cassette Plate T DM5 7 7 Cylinder Assembly T DM1 DM6 Desolder 3 S 2 8 8 Loading Motor Assembly T DM1 DM7 Desolder LDG Belt 2 S 3 9 9 ACE Head Assembly T DM1 DM7 S 4 10 2 Tape Guide Arm Assembly T DM1 DM8 1 P 2 11 10 C Door Opener T DM1 DM8 1 S 4A L 4 12 11 Pinch Arm B T DM1 DM8 1 DM8 2 P 3 13 12 Pinch Arm A Assembly T DM1 DM8 1 DM8 2 14 14 FE Head T DM1 DM9 S 5 15 15 Prism T DM1 DM9 ...

Page 49: ...Idler Arm B DM1 DM14 L 11 31 25 BT Arm B DM2 DM14 P 6 32 25 Loading Arm SP Assembly B DM2 DM14 Refer to Alignment Sec Page 5 15 33 32 Loading Arm TU Assembly B DM2 DM14 Refer to Alignment Sec Page 5 15 34 2 25 M Brake TU Assembly T DM1 DM15 P 7 Brake Belt 35 2 25 M Brake SP Assembly T DM1 DM15 P 8 36 35 Tension Lever Assembly T DM1 DM15 37 36 T Lever Holder T DM15 L 12 38 34 Reel TU D2 T DM1 DM15 ...

Page 50: ...5 8 14 13 11 10 12 7 8 30 40 16 39 38 42 41 43 9 34 15 36 35 29 Fig DM1 Top View 46 32 20 33 24 25 27 26 23 28 31 21 22 Bottom View Fig DM2 ...

Page 51: ...D Pull up Slide 1 2 A 3 6 6 L 2 Pin A Hole A Pin B Hole B L 1 First insert 6 diagonally in 3 as shown below Then install 6 in 3 while pushing L 1 in a direction of arrow After installing 6 in 3 confirm that pin A of 3 enters hole A of 6 properly Installation of 3 and 6 View for A 2 1 4 Install 6 in 4 while pulling L 2 in a direction of arrow After installing 6 in 4 confirm that pin B of 4 enters h...

Page 52: ... 8 9 S 4 S 3 LDG Belt 8 Pin of 12 Pin of 10 Groove of 28 View for A Fig DM8 1 When reassembling 10 and 12 confirm that pin of 10 and pin of 12 are in the groove of 28 as shown 28 11 13 12 A 10 L 4 S 4A P 3 P 2 Removal of 11 1 Remove screw S 4A 2 Unhook spring P 2 3 Release L 4 while holding 12 with a finger 4 Loosen a finger holding 12 and remove 11 ...

Page 53: ... Fig A Fig A 13 12 P 3 Fig B Top view Install pin of 12 in groove of 28 Refer to Fig B 28 Hold 12 and 13 till groove of pin of chassis looks and fit 13 in notch of chassis Then turn a few 13 while holding 12 Refer to Fig C Fig C Groove of pin of chassis Notch of chassis turn 13 12 Install 11 and 10 while holding 12 Refer to Fig DM8 1 Fig DM8 2 Fig DM9 14 15 S 6 S 5 16 Fig DM10 18 17 19 S 7 L 5 P 4...

Page 54: ...8 When installing 23 install the spring P 5 to 28 as shown in the left figure and then install 23 while pressing the spring P 5 to the direction of the arrow in the left figure and confirming that the position of the spring P 5 is placed as shown in the left figure Pin on bottom of 23 23 28 Pin on 22 Position of pin on 22 Top View ...

Page 55: ...en installed Pin of 35 Align 25 and 28 as shown Bottom View 28 25 28 Top View First tooth on 44 First groove on 28 Installation of 25 When reassembling 28 align the first groove on 28 to the first tooth on 44 as shown Fig DM13 2 Fig DM14 Refer to the Alignment Section Page 5 15 30 29 L 11 P 6 32 33 31 ...

Page 56: ...5 14 Fig DM15 turn turn Break belt 35 38 39 40 36 P 8 P 7 turn 34 37 L 12 Fig DM16 43 41 42 Slide Plate S 11 L 13 Fig DM17 44 45 Slide ...

Page 57: ...e mechanical or electrical parts Alignment points in Eject Position Alignment 1 Loading Arm SP and TU Assembly Install Loading Arm SP and TU Assembly so that their triangle marks point to each other as shown in Fig AL2 Alignment 2 Mode Gear Keeping the two triangles pointing at each other install the Loading Arm SP Assembly so that the last tooth of the gear meets the most inside teeth of the Mode...

Page 58: ... REPLACEMENT ORDER FORMAT L0 9 A4 A5 AC1001 2B11 2B15 2B15 RM2001 W001 CN3001 CN3002 W011 FH1002 FH1001 2L091 2L054 A10 2L012 2L082 B 2L021 2L062 A B A F1001 W004 2B16 A1X A3 A22 A22 W012 Sensor CBA COMPONENT REPLACEMENT Main CBA COMPONENT REPLACEMENT Power SW CBA COMPONENT REPLACEMENT DVD Open Close CBA COMPONENT REPLACEMENT Sensor CBA COMPONENT REPLACEMENT 2B2 2L011 2L054 2B15 1 2 3 4 A B C D E ...

Page 59: ... Lubricating Point B410 B74 L1051 B35 B411 B494 B567 L1053 L1191 B73 B9 L1467 B553 B2 B10 L1322 B5 1 2 3 4 G H I Mark Description Floil G 684G or Multemp MH D Blue grease SLIDUS OIL 150 SANKOUL FG84M Yellow grease B508 B414 View for A Grease point B516 B559 B52 B134 B133 B568 B565 B417 Bottom Side Grease point B507 B488 B570 B491 B513 B502 Bottom Side Grease point L1151 B525 B592 B31 L1406 B148 B5...

Page 60: ... Mechanism View 3 Section Mark Description Floil G 684G or Multemp MH D Blue grease SLIDUS OIL 150 L1341 L1321 B347 L1321 B355 B354 B482 B483 B425 B303 B555 B563 B300 B562 B514 B313 B361 B359 B529 B360 1 2 3 4 M N O ...

Page 61: ...2 B148 TJ15984 TG CAP MK11 B300 TJ16901 C DRIVE LEVER TU MK12 B303 TJ17683 F DOOR OPENER MK12 B313 TJ16903 C DRIVE SPRING MK12 B347 TJ15987 GUIDE HOLDER A MK10 B354 TJ17197 SLIDER TU MK12 SYMBOL NO P NO DESCRIPTION B355 TJ15103 SLIDER SP MK12 B359 TJ15103 CLEANER LEVER MK10 B360 TJ14676 CLEANER ROLLER MK9 B361 TJ15105 CL POST MK10 B410 TJ17685 PINCH ARM A ASSEMBLY 6 MK12 5 B411 TJ16906 PINCH SPRIN...

Page 62: ...BIND HEAD L1322 TJ15241 SCREW B TIGHT M2 3X4 BIND HEAD L1341 TJ18652 SCREW P TIGHT M2X6 PAN HEAD L1406 TJ14735 AC HEAD SCREW MK9 L1450 TE12971 SCREW SEMS M2 6X5 PAN HEAD L1466 TJ14066 SCREW S TIGHT M2 6X6 BIND HEAD L1467 TJ18653 SCREW M2 6X5 WASHER HEAD ACCESSORIES X1 TS19223 REMOTE CONTROL UNIT NA233UD X3 TE15081 RF CABLE 2 5C 2V X5 TJ15698 AV CORD TSCKA Y RW100 X20 TJ18536 OWNERS MANUAL H9850UD ...

Page 63: ... NO DESCRIPTION D1037 TC10752 RECTIFIER DIODE 1N4005 D1038 TC10752 RECTIFIER DIODE 1N4005 D1058 TC10752 RECTIFIER DIODE 1N4005 D1301 TJ13895 ZENER DIODE DZ 5 6BSBT265 IC1001 TC12221 PHOTOCOUPLER EL817B IC1001 TE13224 PHOTOCOUPLER LTV 817B F IC1002 TJ18647 VOLTAGE REGULATOR PQ1LAX95MSPQ IC1004 TJ18647 VOLTAGE REGULATOR PQ1LAX95MSPQ IC1201 TC12251 IC OP AMP KIA4558P IC1402 TJ17591 DRIVER FOR DVD MM1...

Page 64: ...ACK BLACK MSP 281V2 B JK1401 TE14821 S TYPE JACK MDC 050V 2 4 JK1403 TJ17664 RCA JACK MSP 283V B 752 NI LF JK751 TE15303 RCA JACK MSP 283V B 324 JK752 TE15304 RCA JACK MSP 293V3 324 JK753 TJ15136 RCA JACK YELLOW MSP 281V4 B JK754 TE15495 RCA JACK WHITE MSP 281V1 B JK755 TE15496 RCA JACK RED MSP 281V3 A JK756 TE15281 RCA JACK MSP 282V 12 PBSN RM2001 TC12331 REMOTE RECEIVER PIC 37043LU SA1001 TC1089...

Page 65: ... 1 51V 1 98V 1 80V SM 3 20V 3 75V 3 40V AU 0 26V 0 65V 0 44V AL 4 51V 5 00V 5 00V SS 2 61V 3 19V 2 97V RS Note EJ RS Loading FWD LM FWD REV H RS EJ Loading REV LM FWD REV L Stop A Loading Stop B Unloading Note Symbol Loading Status EJ Eject CL Eject REW Reel SB REW Reel Stop B TL Stop B Brake Cancel FB Brake Cancel FF REW SF FF REW Stop M FF REW SM Stop M FF REW Stop A AU Stop A Play REC AL Play R...

Page 66: ...ig 1 18 RF SW F AD Internal Signal C DRIVE PB CTL 27 C F R 79 H A SW 78 ROTA The first rise of RF SW after a rise in F AD signal Acceleration Detection T1 AT H Z H L L Stop detection T2 ST Slow Tracking Value BL Reversal Limit Value STILL FRAME ADVANCE STILL 20ms ...

Page 67: ...ternal Signal C DRIVE PB CTL 27 C F R 79 H A SW 78 ROTA H Z H L L STILL STILL AT ST BL Stop detection T2 Acceleration Detection T1 Slow Tracking Value Reversal Limit Value FRAME ADVANCE The first rise of RF SW after a rise in F AD signal 20ms ...

Page 68: ... LD REV LD REV 0 2S 0 5S PIN NO CL EJ SS SS AU AU TL LD SW CL SS LM FWD M REV C DRIVE Z ON ON C F R DRUM ROTATION P ON A MUTE H D REC H D PB PAUSE SLOW AU AL AL AU SF SM EJ AU RS SF SM TL FB AL SB 68 21 27 22 7 24 TV VCR 77 POWER OFF STOP PLAY RS FS STILL SLOW PLAY STOP PLAY DISPLAY 0 1S SB TL SB FB SM SM SF AL AL RS AU AL SS AU AL SM 0 8S 0 2S 0 3S 1 0S 0 2S 1 5S 2H 2 5S 4H 0 5S 0 2S 0 8S 2H 1 2S...

Page 69: ...STOP A LD REV FF LD REV LD REV LD FWD LD FWD LD FWD LD FWD LD FWD LD FWD LD FWD REC PAUSE REC REC REW LD REV LD REV LD REV LD REV LD REV LD REV LD REV PAUSE REC or PAUSE STOP EJECT STOP EJECT STOP EJECT 2 STOP A FF STOP A REW STOP A REC PAUSE PAUSE or REC STOP A EJECT STOP FF STOP REW STOP REC REC REC PAUSE STOP TL TL SM SM SF SF AL AL SM AL AL AL AU AU SM TL SB EJ RS RS SM SM SF FB SM AU AU SS SS...

Page 70: ...y Close Play Play Tray Open Tray Close Disc Rotation Play Disc Stop Tray Open Tray IN TL221 on the DVD Main CBA Sled Drive TP303 on the DVD Main CBA Disc Drive TP301 on the DVD Main CBA Focus Drive TP304 on the DVD Main CBA Tracking Drive TP302 on the DVD Main CBA ...

Page 71: ... Used 18 OUT RF SW Video Head Switching Pulse H L 19 OUT D V SYNC Dummy V sync Output H Hi z 20 IN RESET System Reset Signal Reset L L 21 OUT LM FWD REV Loading Motor FWD REV Output H Z L 22 OUT P ON L Power On Signal to Low L 23 N U Not Used 24 OUT D REC H Delayed Record Signal H 25 OUT HiFi H SW HiFi Audio Head Switching Pulse H L 26 OUT DVD POWER DVD Power Control Signal H 27 OUT C F R Capstan ...

Page 72: ...Detect Signal A D 63 IN AFC Automatic Frequency Control Signal A D 64 IN V ENV Video Envelope Comparator Signal A D 65 IN PG DELAY Video Head Switching Pulse Signal Adjusted Voltage A D 66 IN KEY 2 A D Key Data Signal 2 A D 67 IN KEY 1 A D Key Data Signal 1 A D 68 IN LD SW Deck Mode Position Detector Signal A D Pin No IN OUT Signal Name Function Active Level 69 IN ST S Tape Start Position Detector...

Page 73: ...d 4 N U Not Used 5 VSS GND 6 VDD Power Supply 7 Out a Segment Output 8 Out b 9 Out c 10 Out d 11 Out e 12 In f 13 In g 14 Out h 15 VEE Pull Down Level 16 Out i Segment Output 17 Out 7G Grid Output 18 6G 19 5G 20 4G 21 3G 22 2G 23 1G 24 VDD Power Supply 25 VSS GND 26 In OSC Oscillator Input 27 N U Not Used 28 In FP DIN Serial Data Input ...

Page 74: ...A1175 J H F 2SC2785 J H F K BA1F4M T BN1F4M T KRA103M KRC103M KTA1266 GR KTA1267 GR Y KTC3193 Y KTC3199 Y GR BL 2SA1015 GR TPE2 2SC1815 BL TPE2 2SC1815 Y TPE2 2SC2120 Y TPE2 KTC3198 Y GR KTC3203 Y 2SC2001 K L 2SC536NF NPA AT 2SC536NG NPA AT EL817A EL817B EL817C LTV 817B F LTV 817C F PS2561A 1 Q W CD4053BCSJX TC4053BF N PT6313 S TP SC16313 PT6313 S TP L SC16313G FMG4A T148 RN1511 TE85R MM1637XVBE K...

Page 75: ...ing The correct part number is shown in the parts list and may be slightly different or amended since these drawings were prepared 2 All voltages are DC voltages unless otherwise specified Values in schematic diagrams The values dielectric strength power capacitance and tolerances of the resistors excluding variable resistors and capacitors are indicated in the sche matic diagrams using abbreviati...

Page 76: ...nly original replacement parts which are listed with their part numbers in the parts list section of the service manual 4 Voltage indications for PLAY and REC modes on the schematics are as shown below 5 How to read converged lines 6 Test Point Information 2 3 1 5 0 2 5 PLAY mode STOP mode 5 0 The same voltage for both PLAY STOP modes Indicates that the voltage is not consistent here DVD Section 2...

Page 77: ...EO C GND GND 4 5 6 I P SW NU 2 3 7 8 9 10 11 12 CN1601 DVD AUDIO R MUTE DVD AUDIO L AUDIO 5V DVD AUDIO R AUDIO 5V SPDIF 13 14 15 16 17 18 REMOTE FP DOUT NU 21 22 DVD POWER 23 DVD PLAY DVD OPEN CLOSE 24 25 OUTPUT SELECT DVD STOP 26 27 CAPSTAN MOTOR FULL ERASE HEAD FE HEAD VIDEO R 1 HEAD VIDEO L 1 HEAD VIDEO IN AUDIO R IN AUDIO L IN FRONT VIDEO L 2 HEAD VIDEO R 2 HEAD Hi Fi AUDIO R HEAD Hi Fi AUDIO ...

Page 78: ...8 19 20 21 REMOTE 22 23 DVD POWER 24 DVD PLAY DVD OPEN CLOSE 25 26 OUTPUT SELECT DVD STOP 27 28 CN401 PICK UP UNIT CN201 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 TS TS FS CD LD FS GND DVD PD GND CD PD PD MONI DVD LD VREF E GND B DVD P ON 5V CD DVD D A C F GND LD DETECTOR FS TS 7 9 11 2 3 6 5 4 GND VODEO Pr Cr GND VIDEO Pb Cb VIDEO Y I P GND VIDEO C GND GND 4 5 6 I P SW NU 2 3 7 8 9 10 11...

Page 79: ...S 5 S 4 Main 1 8 Schematic Diagram ...

Page 80: ...e f f i i REPEAT TITLE GROUP VCR CHP REC SACD TRK A ALL B PSCAN DVD PM HDVCD A 7G 6G 5G 4G 3G 2G 1G a b c d e f g c d e f f g c d e f g c d e f g c d e f g c d e f g h i i a b a b a b a b a b FIP502 MATRIX CHART REPEAT TITLE GROUP VCR CHP REC SACD TRK ALL B PSCAN DVD P M HD V CD A A ...

Page 81: ...S 7 S 6 Main 3 8 Schematic Diagram ...

Page 82: ...S 8 S 7 Main 4 8 Schematic Diagram ...

Page 83: ...S 9 S 8 Main 5 8 Schematic Diagram ...

Page 84: ...S 10 S 9 Main 6 8 DVD Open Close Schematic Diagram ...

Page 85: ...pply Otherwise it may cause some components in the power supply circuit to fail NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal Ce symbole reprèsente un fusible à fusion rapide CAUTION For continued protection against fire hazard replace only with the same type fuse ATTENTION Pour une protection continue les risqes d Incele n utiliser que des fusible de mêm...

Page 86: ...S 12 S 11 Main 8 8 Schematic Diagram ...

Page 87: ...S 13 S 12 DVD Main 1 3 Schematic Diagram 1 NOTE Either IC461 or IC462 is used for DVD MAIN CBA ...

Page 88: ...S 14 S 13 DVD Main 2 3 Schematic Diagram ...

Page 89: ... 127 2 3 2 3 32 64 0 0 96 128 1 7 1 7 PIN NO PLAY STOP PIN NO PLAY STOP PIN NO PLAY STOP PIN NO PLAY STOP 129 2 3 2 3 161 3 4 3 4 193 225 3 4 3 4 130 2 3 2 3 162 0 0 194 226 131 2 3 2 3 163 1 8 1 8 195 227 132 2 4 2 3 164 0 0 196 3 4 3 4 228 133 2 4 2 4 165 1 7 1 8 197 229 0 0 134 2 4 2 4 166 1 7 1 7 198 230 135 2 3 2 3 167 3 4 3 4 199 231 3 4 3 4 136 2 3 2 3 168 0 0 200 232 1 3 1 6 137 2 3 2 3 16...

Page 90: ...S 16 S 15 DVD Main 3 3 Schematic Diagram ...

Page 91: ... Pin 8 of CN1601 Pin 10 of CN1601 Pin 13 of CN1601 Pin 15 of CN1601 Pin 18 of CN1601 NOTE Input VCR COLOR BAR SIGNAL WITH 1KHz AUDIO SIGNAL WF1 WF3 DVD POWER ON STOP MODE WF4 WF6 CD 1kHz PLAY WF7 WF9 AUDIO R 1V 0 5ms 0 5ms V OUT E E 0 2V 20µs V OUT 10V 50µs RF SW 0 5V C PB RF SW 0 2V 5ms 10V VIDEO Y 0 2V 20µs VIDEO C 0 2V 20µs VIDEO CVBS 0 5V 20µs S 16 Waveforms ...

Page 92: ...sured using hot GND as a common terminal Ce symbole reprèsente un fusible à fusion rapide CAUTION For continued protection against fire hazard replace only with the same type fuse ATTENTION Pour une protection continue les risqes d Incele n utiliser que des fusible de même type Risk of fire replace fuse as marked This symbol means fast operating fuse A V F Because a hot chassis ground is present i...

Page 93: ...rcuit to fail NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal Ce symbole reprèsente un fusible à fusion rapide CAUTION For continued protection against fire hazard replace only with the same type fuse ATTENTION Pour une protection continue les risqes d Incele n utiliser que des fusible de même type Risk of fire replace fuse as marked This symbol means fast ...

Page 94: ...A SDA YCA CS SW511 REC SW TO VIDEO BLOCK DIAGRAM TO AUDIO BLOCK DIAGRAM TO Hi Fi AUDIO BLOCK DIAGRAM CLOCK DATA TU701 TUNER UNIT 11 12 VCR TV 5 CN508 CN509 POWER SW518 LD SW 68 AL 12V 1 AL 5V AL 5V SW512 AL 12V AL 18V P ON 5V LD SW AL 5V D555 S LED TO POWER SUPPLY BLOCK DIAGRAM IIC BUS SCL IIC BUS SDA 12 13 IIC BUS SCL 77 VCR TV IND IIC BUS SDA NORMAL L ST SAP MODE 61 59 Hi Fi H SW Hi Fi NOR IN ST...

Page 95: ...DEO AGC TUNER FRONT REAR R P R P SYNC SEPA FBC Y C MIX CCD 1H DELAY R P YNR COMB FILTER CHROMINANCE SIGNAL PROCESS IC301 VIDEO SIGNAL PROCESS HEAD AMP 26 57 32 30 QV QH 6dB AMP TO SERVO SYSTEM CONTROL BLOCK DIAGRAM TO SERVO SYSTEM CONTROL BLOCK DIAGRAM CYLINDER ASSEMBLY RF SW RF SW 59 V ENV H A SW H A COMP H A COMP TP302 VIDEO L 2 HEAD VIDEO R 2 HEAD TP301 C PB D V SYNC C SYNC D V SYNC 25 53 24 YC...

Page 96: ...LOCK DIAGRAM FULL ERASE HEAD YCA CS YCA SCL YCA SDA IC301 SIF MOD AUDIO AUDIO R IN F AUDIO L IN F AUDIO L IN AUDIO R IN AUDIO R OUT AUDIO L OUT N A OUT N A IN JK752 AUDIO R IN AUDIO L IN JK754 AUDIO L IN JK755 AUDIO R IN TO Hi Fi AUDIO BLOCK DIAGRAM TO Hi Fi AUDIO BLOCK DIAGRAM TO DVD VIDEO AUDIO BLOCK DIAGRAM DVD SECTION FRONT REAR IC751 OUTPUT SELECT DVD AUDIO L DVD AUDIO R 3 2 4 5 DVD AUDIO L D...

Page 97: ...L IN F DVD AUDIO L DVD AUDIO R 36 AUDIO L OUT MOD AUDIO AUDIO R OUT N A IN Hi Fi H SW AUDIO MUTE H AUDIO MUTE D REC H NORMAL L 56 ST SAP MODE TO AUDIO BLOCK DIAGRAM IIC BUS SDA IIC BUS SCL MAIN CBA Hi Fi AUDIO R 7 Hi Fi COM 8 Hi Fi AUDIO L 9 CN253 IC451 MTS SAP Hi Fi AUDIO PROCESS Hi Fi HEAD AMP REC AUDIO SIGNAL PB AUDIO SIGNAL Mode SP REC TO AUDIO BLOCK DIAGRAM TO SERVO SYSTEM CONTROL BLOCK DIAGR...

Page 98: ...CK DIAGRAM P ON L P DOWN H Q063 Q064 HOT COLD A V F CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F1001 is blown check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail NOTE The voltage for ...

Page 99: ... STOP SW2003 PLAY 53 54 65 68 82 FP STB 60 FP DIN 67 REMOTE 59 FP CLK DVD MAIN CBA DRIVE CBA IC301 SERVO DRIVE CN301 M SLED MOTOR IC101 MICRO CONTROLLER SLED MOTOR DRIVE FOCUS ACTUATOR DRIVE SPINDLE MOTOR DRIVE TRACKING ACTUATOR DRIVE 147 TRAY IN SLD 75 SPDL 76 TRACKING DRIVE 148 FOCUS DRIVE 66 TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM FS FS TS TS TO DVD VIDEO AUDIO BLOCK DIAGRAM 57 ADAC MD 56 ADAC ...

Page 100: ... CPU I F TIMER DECODER I F CPU I F READ MEMORY DATA RAM DSP DECODER I O PROCESSOR INST ROM DATA RAM INST ROM SERIAL D A GENERAL I O INTERRUPT CONTROLLER TIMER WATCH DOG TIMER REMOTE CONTROL 32BIT CPU STREAM I F EXTERNAL MEMORY I F ECC UMAC 114 115 116 117 132 131 134 133 129 130 126 124 125 123 83 DEBUG BCU INST RAM DATA RAM D A D A D A TO DVD VIDEO AUDIO BLOCK DIAGRAM 149 158 Y I P C Pr Cr Pb Cb ...

Page 101: ... MAIN CBA DVD MAIN CBA DVD AUDIO SIGNAL DATA AUDIO SIGNAL AUDIO MUTE DVD P ON 3 3V Q1204 3 CN601 8 8 VIDEO Y I P 10 10 VIDEO C 6 6 VIDEO Pb Cb 4 4 VIDEO Pr Cr JK1401 S VIDEO OUT CN1601 3 4 2 1 IC1402 VIDEO DRIVER 13 4dB AMP 2dB AMP LPF DRIVER Y C 11 4dB AMP 2dB AMP LPF DRIVER 6 10 4dB AMP 2dB AMP LPF DRIVER 8 VIDEO Pb Cb OUT VIDEO Y OUT VIDEO Pr Cr OUT JK1403 3 TO DIGITAL SIGNAL PROCESS BLOCK DIAG...

Page 102: ...DV PF35U No 0508E TK Digital Media Division Yokohama ...

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