Hitachi DV-PF6E Service Manual Download Page 32

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3-5

FLOW CHART NO.5

The [No Disc] indication.

Yes

Replace the DVD Main CBA.

Original DVD Main CBA is poor.

Replace the DVD Mechanism.

No improvement can be found.

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.

Summary of Contents for DV-PF6E

Page 1: ... ARE SUBJECT TO CHANGE FOR IMPROVEMENT SM0413 2004 Digital Media Division May DO NOT RESELL OR DIVERT IMPROPERLY DO NOT RESELL OR DIVERT IMPROPERLY DVD PLAYER VIDEO CASSETTE RECORDER PAL DV PF7E DV PF7E UK DV PF6E DV PF7E DV PF7E UK DV PF6E ...

Page 2: ...e Alignment 5 6 1 C Checking Adjustment of Envelope Waveform 5 7 1 D Azimuth Alignment of Audio Control Erase Head 5 8 1 E Checking and Alignment of Tape Path during reversing 5 8 6 EXPLODEDS VIEWS AND PARTS LIST 6 1 6 1 EXPLODED VIEWS 6 1 6 1 1 Cabinet Section 6 1 6 1 2 Deck Mechanism View 1 Section 6 2 6 1 3 Deck Mechanism View 2 Section 6 2 6 1 4 Deck Mechanism View 3 Section 6 3 6 2 REPLACEMEN...

Page 3: ...ing the laser diode be sure to keep your eyes at least 30cm away from the pickup lens when the diode is turned 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 Do not look directly at the laser beam coming from the pickup or allow it to strike against your skin CAUTION ...

Page 4: ...te 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 wir...

Page 5: ...rent Test Confirm the specified or lower leakage current between B earth ground power cord plug prongs 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 pr...

Page 6: ...ostatic 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 plate with proper grounding 1MΩ...

Page 7: ...ce Video input level 0 5 2 0 V P P Audio input level 10 dBV Video S N ratio 40 dB or more Audio S N ratio 36 dB or more Hi Fi audio Frequency characteristic 20 20 000 Hz Dynamic range 70 dB or more DVD section Disc used DVD video disc Music CD disc Audio frequency characteristic DVD linear audio 20 Hz 22 kHz 48 kHz sampling frequency 20 Hz 44 kHz 96 kHz sampling frequency Music CD 20 Hz 20 kHz JEI...

Page 8: ...rcuit Picture Control O Video Audio Input Rear 2 2 AV1 AV2 Video Audio Input Front 1 1 AV3 Video Audio Output Rear 2 2 AV1 AV2 OSD languages VCR 7 English French Spanish Italian German Dutch Swedish 7 English French Spanish Italian German Dutch Swedish DV PF3E 1 English DV PF3E UK Stereo CM Skip Feature Auto Clock Feature O Number of Timer Programming 8 Program year Self Diagnosis Function O 4 Mod...

Page 9: ...onverter 10bit Black Level Select Picture Control Progressive Out O DV PF7E PF7E UK DV PF6E Audio D A Converter 192kHz 24bit Digital Audio Out Optical Coaxial O O DV PF7E PF7E UK O DV PF6E O O Dolby Digital 5 1 ch Decode DTS Digital Out O DV PF7E PF7E UK DV PF6E O Virtual Surround O Dynamic Range Compression Dolby Digital O DVD Audio Power on sound Search Speed 4 Steps Slow Speed 3 Steps IP Search...

Page 10: ... IC501 MEMORY CAT24WC02JI BR24L02F WE2 IC502 CAT24WC02JI BR24C02F W IC502 FIP 7 BT 298N IC611 7 BT 292GN IC611 FIP DRIVER PT6313 S TP IC612 VPS LC74793JM TRM IC631 OUTPUT SELECT TC4053BF N BU4053BCF E2 CD4053BCSJX CD4053BNSR IC751 IC1401 TC4053BF N BU4053BCF E2 IC751 1 2V REG PQ070XZ5MZP IC1002 PQ070XF01SZ IC1051 3 3V REG BA3948FP E2 IC1003 PQ070XF01SZ IC1052 AMP KIA4558P NJM4558D IC1201 FIBER OPT...

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: ...ly When the drum is not working properly P ON Power safety detection MODE INDICATOR ACTIVE When reel or capstan mechanism is not functioning correctly A R is displayed on a TV screen Refer to Fig 1 When tape loading mechanism is not functioning correctly A T is displayed on a TV screen Refer to Fig 2 When cassette loading mechanism is not functioning correctly A C is displayed on a TV screen Refer...

Page 13: ... light appears when the VCR output mode is select ed You can only watch tapes when the green VCR OUTPUT light is on To make the green VCR OUTPUT light come on press VCR on the remote control or OUTPUT on the front panel 15 OUTPUT Press to select DVD mode or VCR mode You can switch the output mode either by pressing OUTPUT on the front panel or by pressing DVD or VCR on the remote control However i...

Page 14: ... on your TV Caution Do not touch the inner pins of the jacks on the rear panel Electrostatic discharge may cause perma nent damage to the DVD VCR COMPONENT VIDEO OUT OPTICAL COAXIAL DIGITAL AUDIO OUT S VIDEO OUT Y DVD DVD VCR AV1 TV AV2 DECODER VCR CB PB CR PR ANALOG AUDIO OUT L R AERIAL RF OUT 5 6 1 2 3 4 7 9 8 REAR PANEL Display FUNCTIONAL OVERVIEW Lights up when the inserted disc is being playe...

Page 15: ...ce the batteries with new ones even if less then a year has passed The included battery is only for verifying operation Replace it with a new battery as soon as possible When inserting the batteries be careful to do so in the proper direction following the and marks in the remote control unit s battery compartment To prevent damage or battery fluid leakage Do not use a new battery with an old one ...

Page 16: ...ETURN ENTER DVD 13 POWER STANDBY Button A B REPEAT Button REPEAT Button MODE Button SUBTITLE TIMER Button ZOOM Button ANGLE Button SURROUND QUICK FIND Button CLEAR C RESET Button MENU Button ENTER Cursor Buttons RETURN Button VCR 15 16 SURROUND QUICK FIND CLEAR C RESET SUBTITLE TIMER VCR Button SLOW Button SPEED Button VCR SPEED SLOW 17 SKIP Buttons SKIP Mode Mode Tour of the remote controller FUN...

Page 17: ...OW VIEW Button SETUP Button PLAY Button PAUSE STEP Button DISC NAVIGATION Button 18 STOP Button 19 21 SEARCH Buttons DVD VCR Mode Mode PROG RECORD ONE TOUCH RECORDING Button PROGRAM Buttons REC OTR DISC NAVIGATION DVD Button DVD TOP MENU SHOW VIEW 1 2 3 4 5 6 7 8 9 10 0 DAILY WEEKLY OPEN CLOSE EJECT SEARCH MODE Tour of the remote controller FUNCTIONAL OVERVIEW ...

Page 18: ... normal or slow motion playback press to remove vertical jitter in a Still picture 14 VCR OUTPUT Light Green This light appears when the VCR output mode is select ed You can only watch tapes when the green VCR OUTPUT light is on To make the green VCR OUTPUT light come on VCR on the remote control or OUTPUT on the front panel 15 OUTPUT Press to select DVD mode or VCR mode You can switch the output ...

Page 19: ...supplied aerial cable to connect this jack to the ANTENNA IN Jack on your TV Caution Do not touch the inner pins of the jacks on the rear panel Electrostatic discharge may cause perma nent damage to the DVD VCR COMPONENT VIDEO OUT OPTICAL COAXIAL DIGITAL AUDIO OUT S VIDEO OUT Y DVD DVD VCR AV1 TV AV2 DECODER VCR CB PB CR PR ANALOG AUDIO OUT L R AERIAL RF OUT 5 6 1 2 3 4 7 9 8 REAR PANEL Display FU...

Page 20: ...r verifying operation Replace it with a new battery as soon as possible When inserting the batteries be careful to do so in the proper direction following the and marks in the remote control unit s battery compartment To prevent damage or battery fluid leakage Do not use a new battery with an old one Do not use two different types of batteries such as alkaline and manganese Do not short circuit di...

Page 21: ...NTER DVD 13 POWER STANDBY Button A B REPEAT Button REPEAT Button MODE Button SUBTITLE TIMER Button ZOOM Button ANGLE Button SURROUND QUICK FIND Button CLEAR C RESET Button MENU Button ENTER Cursor Buttons RETURN Button VCR 15 16 SURROUND QUICK FIND CLEAR C RESET SUBTITLE TIMER VCR Button SLOW Button SPEED Button VCR SPEED SLOW 17 SKIP Buttons SKIP Mode Mode Tour of the remote controller FUNCTIONAL...

Page 22: ...EO Plus Button SETUP Button PLAY Button PAUSE STEP Button DISC NAVIGATION Button 18 STOP Button 19 21 SEARCH Buttons DVD VCR Mode Mode PROG RECORD ONE TOUCH RECORDING Button PROGRAM Buttons REC OTR DISC NAVIGATION DVD Button DVD 1 2 3 4 5 6 7 8 9 10 0 DAILY WEEKLY OPEN CLOSE EJECT SEARCH MODE TOP MENU VIDEO Plus Tour of the remote controller FUNCTIONAL OVERVIEW ...

Page 23: ...ayback press to remove vertical jitter in a Still picture 14 VCR OUTPUT Light Green This light appears when the VCR output mode is select ed You can only watch tapes when the green VCR OUTPUT light is on To make the green VCR OUTPUT light come on VCR on the remote control or OUTPUT on the front panel 15 OUTPUT Press to select DVD mode or VCR mode You can switch the output mode either by pressing O...

Page 24: ...ution Do not touch the inner pins of the jacks on the rear panel Electrostatic discharge may cause perma nent damage to the DVD VCR COAXIAL DIGITAL AUDIO OUT S VIDEO OUT DVD DVD VCR AV1 TV AV2 DECODER VCR ANALOG AUDIO OUT L R AERIAL RF OUT 5 1 2 3 4 6 7 8 REAR PANEL Display FUNCTIONAL OVERVIEW Lights up when the inserted disc is being played back Displays a type of the disc which is inserted on th...

Page 25: ...he batteries with new ones even if less then a year has passed included battery is only for verifying operation Replace it with a new battery as soon as possible When inserting the batteries be careful to do so in the proper direction following the and marks in the remote control unit s battery compartment To prevent damage or battery fluid leakage Do not use a new battery with an old one Do not u...

Page 26: ...PEED Button MENU Button VCR 15 16 VCR Button 1 2 3 5 6 7 8 9 0 10 DAILY WEEKLY 4 VCR MENU TOPMENU TOP MENUButton Mode Mode SURROUND SPEED Number Buttons SHOWVIEW Button SHOWVIEW DISC NAVIGATION Button DISCNAVIGATION SEARCH Buttons STOP Button RECORD ONE TOUCH RECORDING Button REC OTR SETUP Button SETUP ZOOM Button ZOOM MODE Button MODE SUBTITLE TIMER ANGLE Button ANGLE Tour of the remote controlle...

Page 27: ...D Button A B REPEAT Button ENTER Cursor Buttons RETURN Button SKIP PROG Buttons REPEAT Button REPEAT A BREPEAT SEARCH MODE Button SEARCHMODE QUICK FIND RETURN ENTER DISPLAY SEARCH Buttons AUDIO SLOW Button SLOW SKIP PROG SKIP PROG OPEN CLOSE EJECT DVD PAUSE STEP Button CLEAR C RESET Button CLEAR C RESET Tour of the remote controller FUNCTIONAL OVERVIEW ...

Page 28: ...orted 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 D1006 D1012 D1024 Check the circuit and service it i...

Page 29: ...tage supplied to the collector of Q056 Replace Q056 No No Yes Yes Is the H pulse inputted to the base of Q056 Check D016 L013 C017 C018 and their periphery and service it if defective Check R058 R059 R060 and their periphery and service it if defective FLOW CHART NO 7 AL 9V AL 12V is not outputted P ON 44V is outputted normally Is 12V voltage supplied to the collector of Q055 Replace Q055 No Yes Y...

Page 30: ...oximately 6V inputted to the base of Q1055 Replace Q1055 See FLOW CHART NO 11 DVD P ON 12V is not outputted Yes No The fluorescent display tube does not light up Is 3 3V voltage supplied to Pin 6 24 of IC612 Is approximately 24V to 28V voltage supplied to Pin 15 of IC612 Is there approximately 500kHz oscillation to Pin 26 of IC612 Are the filament voltage applied between 1 2 and 29 30 of the fluor...

Page 31: ...te control receiver and Pin 22 of CL1051 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 CL1051 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...

Page 32: ...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 33: ...IN IC1403 1PIN S C CN1601 4PIN IC102 8PIN R CN1601 8PIN IC102 6PIN G CN1601 6PIN IC102 1PIN B Are the video signals shown above inputted into each pin of IC1403 and IC102 Are the video signals outputted to each pin of IC1403 and IC102 Are the video signals outputted to the specific output terminal Are the RGB video signals outputted to the Scart jack JK101 Are the luminance signals outputted to th...

Page 34: ...PIN IC1401 14PIN G CN1601 6PIN IC1401 15PIN B Are the video signals shown above inputted into each pin of IC1403 and IC1401 Are the video signals outputted to each pin of IC1403 and IC1401 Yes Yes No No No No No Yes No Is 5V voltage supplied to Pin 16 of IC1401 Is 5V voltage supplied to Pin 7 of IC1401 Yes Check the line between DVD P ON 5V and AL 5V and service it if defective No Replace IC1401 Y...

Page 35: ...s Check the line between each pin of IC1401 and each pin of IC102 on the Main CBA and service it if defective IC1401 4PIN IC102 8PIN R IC1401 14PIN IC102 6PIN G IC1401 15PIN IC102 1PIN B No Replace IC102 Check AL 5V line and service it if defective Is 5V voltage supplied to Pin 4 12 of IC102 No No Yes No No No Are the video signals inputted into each pin of IC102 S Y S C Yes IC102 8PIN R IC102 6PI...

Page 36: ...P CN1601 6PIN IC1401 15PIN Cb Pb Are the video signals shown above inputted into each pin of IC1403 and IC1401 Are the video signals outputted to each pin of IC1403 and IC1401 Yes Yes No No No No No Yes No Is 5V voltage supplied to Pin 16 of IC1401 Is 5V voltage supplied to Pin 7 of IC1401 Yes Check the line between DVD P ON 5V and AL 5V and service it if defective No Replace IC1401 Yes Check the ...

Page 37: ...erminal JK1401 Are the chroma signals outputted to the S OUT terminal JK1401 Yes Check the line between each pin of IC1401 and each pin of IC1402 on the Main CBA and service it if defective IC1401 3PIN IC1402 8PIN Cr Pr IC1401 13PIN IC1402 3PIN Y I P IC1401 1PIN IC1402 6PIN Cb Pb No Replace IC1402 Check DVD P ON 5V line and service it if defective Is 5V voltage supplied to Pin 4 12 of IC1402 No No...

Page 38: ...if defective Check each line between each pin of CN1601 and each pin of IC1201 on Main CBA and service it if defective CN1601 14PIN IC1201 6PIN AUDIO L CN1601 16PIN IC1201 2PIN AUDIO R Are the analog audio signals inputted to each pin of IC1201 Are the analog audio signals outputted to each pin of IC1201 Are the audio signals outputted to the specific output terminal Are the audio signals outputte...

Page 39: ...WN POWER REC OTR Terminal voltage of IC501 7 8 KEY 1 IC501 7 KEY 2 IC501 8 V Replace the RM2001 remote control receiver Replace remote control unit if need Check the line between the RM2001 remote control receiver and the Pin 14 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 activa...

Page 40: ...if defective While the Takeup Reel is rotating is the reel pulse signal inputted to Pin 80 of IC501 While the reel pulse signal is inputting is L pulse outputted to Pin 81 of IC501 Is the specified voltage approximately 13V outputted to the terminal of the Lading Motor Unit When loading a cassette tape does the LD SW operate normally When loading a cassette tape is the specified voltage approximat...

Page 41: ... service it if defective Check the P ON 5V line and service it if defective Check the line between Pin 8 of CN502 and Pin 77 of IC501 and service it if defective 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 90 of IC501 Is the drum PG FG signal inputted to Pin 90 of IC501 Is 12V voltage supplied at Pin 1...

Page 42: ... of IC751 Is the L pulse inputted into Pin 9 10 11 of IC751 Yes Replace IC751 Replace IC501 Is approximately 5V voltage supplied to Pin 16 of IC751 or approximately 5V voltage supplied to Pin 7 of IC751 No Check the AL 5V line and the AL 30V line R764 R765 and service it if defective Check the line between Pin 67 of IC301 and Pin 58 of IC501 and service it if defective Check the line between Pin 4...

Page 43: ...Front input terminal L ch R ch Pin 8 Pin 54 Pin 6 Pin 52 Pin 4 Pin 50 Scart jack 1 JK101 Pin 10 Pin 56 Scart jack 2 JK1402 Tuner audio signal 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 Pins 4 50 of IC451 and Pin 22 of tuner and service it if defective Check the line between Pin 37 38 of IC451 and Pin 71 72 of IC501 and service it if defect...

Page 44: ...to Pin 100 of IC301 Yes Yes Replace ACE head Yes Yes No No No No Check the Hi Fi H SW line between Pin 39 of IC451 and Pin 19 of IC501 and service it if defective Check the line between Pin 78 of IC451 and Pin 13 15 17 of IC301 and service it if defective Check the Bias oscillation circuit Q401 Q403 Q404 Q405 Q406 and service it if defective Replace IC451 Replace IC451 No Replace IC301 No Replace ...

Page 45: ...t on the surface of ACE head Is the audio signal supplied to Pin 9 of IC301 Replace IC301 Is the audio signal outputted to Pin 11 of IC301 Check the line between Pin 11 of IC301 and Pin 80 of IC451 and service it if defective 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 46: ... the tray opens auto matically Fig e appears on the screen and the checksum in 3 of Fig e appears on the VFD Fig f At this time no buttons are 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 y I button and the tray will close 9 Press 1 2 3 4 and DISPLAY buttons on the remote control unit in that order Fig g appe...

Page 47: ...t this mode press y I button 3 2 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 version 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 models...

Page 48: ...r cleaning the parts do all DECK ADJUSTMENTS 3 For the reference numbers listed above refer to Deck Exploded Views 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 S Reel T I B37 Capstan Motor I ...

Page 49: ...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 cabinet 2 Dip the cotton swab in 90 isopropyl alcohol and clean the ACE Head Be careful not to damage the ...

Page 50: ...NHOOK UNLOCK RELEASE UNPLUG DESOLDER Note 1 Top Case D1 8 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 DVDMecha Assembly D3 4 S 3 CN401 CN601 5 Partition Plate D3 S 4 6 Power Suppy CBA D3 2 S 5 CN501 7 Loader Holder D3 2 S 6 1 Top Case 2 Front Assembly 3 Top Bracket 4 DVD Mecha Assembly 8 DVD Main CBA 15 Jack B CBA DV PF7E PF7E UK 5 Partition Plate 7 Loader Holder 6 Power...

Page 51: ...D4 2 2 Short the three short lands of FPC cable with solder 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 Fig D...

Page 52: ...te 6 Power Supply CBA 7 Loader Holder 4 DVD Mecha Assembly Fig D3 CN201 CN301 S 7 S 7 8 DVD Main CBA DVD Mecha A Fig D4 Short the three short lands by soldering Either of two places Connector View for A S 8 S 9 S 9 S 8 S 8 L 3 9 VCR Chassis Unit Fig D5 S 10 S 10 ...

Page 53: ...ections 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 13 Main CBA SW507 LD SW LD SW Pin Hole Hole Shaft Cam Gear 13 Main CBA 10 Deck Assembly Pin 12 Power SW CBA Desolder Lead with blue stripe S 15 S 14 Jack Plate Desolder from bottom D...

Page 54: ... 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 this task View for A Rotate this roulette in the direction of ...

Page 55: ... Assembly T DM1H DM7H Desolder LDG Belt 2 S 3 9 9 ACE Head Assembly T DM1H DM7H S 4 10 2 Tape Guide Arm Assembly T DM1H DM8H 1 P 2 11 10 C Door Opener T DM1H DM8H 1 S 4A L 4 12 11 Pinch Arm B T DM1H DM8H 1 DM8H 2 P 3 13 12 Pinch Arm A Assembly T DM1H DM8H 1 DM8H 2 14 14 FE Head T DM1H DM9H S 5 15 15 Prism T DM1H DM9H S 6 16 2 Slider Shaft T DM10H L 5 17 16 C Drive Lever SP T DM10H 18 16 C Drive Le...

Page 56: ...Loading Arm SP Assembly B DM2H DM14H Refer to Alignment Sec Page 4 15 35 34 Loading Arm TU Assembly B DM2H DM14H Refer to Alignment Sec Page 4 15 36 16 26 M Brake TU Assembly HI T DM1H DM15H 37 2 26 M Brake SP Assembly HI T DM1H DM15H P 6 38 37 Tension Lever Assembly T DM1H DM15H 39 38 T Lever Holder T DM15H L 10 40 40 M Gear HI T DM1H DM15H C 6 41 15 40 Sensor Gear HI T DM1H DM15H C 7 42 36 40 Re...

Page 57: ...4 8 14 13 11 10 12 7 49 8 32 43 41 40 31 42 45 44 46 9 36 15 38 37 Fig DM1H Top View 34 19 35 25 26 24 23 27 33 20 28 22 Fig DM2H Bottom View ...

Page 58: ...DM4H 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 enter...

Page 59: ...ite Stripe A 8 Fig DM7H 11 13 12 10 L 4 P 3 P 2 Fig DM8H 1 Pin of 12 Pin of 10 Groove of 27 View for A When reassembling 10 and 12 confirm that pin of 10 and pin of 12 are in the groove of 27 as shown 27 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 A S 4A ...

Page 60: ...Fig A Fig A 13 12 P 3 Fig B Top view Install pin of 12 in groove of 27 Refer to Fig B 27 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 DM8H 1 Fig DM8H 2 14 15 S 6 S 5 Fig DM9H 17 16 L 5 18 P 4 S 7 Fig DM10H...

Page 61: ...4 12 19 Cap Belt S 8 19 20 Cap Belt A Installation position of Cap Belt View for A Fig DM11H L 6 22 20 C 1 21 27 Pin on 22 Position of pin on 22 turn Fig DM12H ...

Page 62: ...27 as shown Pin of 36 Pin of 33 Position of Mode Lever when installed Pin of 37 Bottom View Installation of 26 When reassembling 27 meet the first groove on 27 to the first tooth on 47 as shown Fig DM13H 2 32 L 9 P 5 34 35 Refer to the Alignment Section Page 4 15 33 Fig DM14H 39 L 10 37 P 6 43 38 36 42 40 41 C 6 C 7 turn turn turn Fig DM15H ...

Page 63: ...4 14 44 45 46 L 11 Fig DM16H Slide Plate S 11 47 48 Slide Fig DM17H ...

Page 64: ...l 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 LM 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 Gear Se...

Page 65: ...e 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 TP501 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 5 1 1 Note Because the Tape End Sensors ...

Page 66: ... No 7099028 2 Guide Roller Adj Screwdriver Purchase Locally 3 Flat Screwdriver Item No Name Part No Adjustment 1 Alignment Tape MH 2 7099052 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 67: ...ce with 10 1 probe V Range 0 001 50V Div F Range DC AC 20MHz 2 Alignment Tape MH 2 5 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 wavefo...

Page 68: ...the Moving guide preparations are in the Eject Position 4 Turn the LDG Belt in the appropriate direction shown in Fig 5 4 1 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 cassett...

Page 69: ...ere 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 5 6 Loading Use a blank tape Adjust the envelope Page 5 7 Check the envelope Adjust the Audio Section Azimuth Alignment Page 5 7 Check the audio output Check the following 1 X Value Page 5 6 2 Envelope Page 5 7 Adjust the X value an...

Page 70: ...CE Head Fig 5 4 6 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 oscillo...

Page 71: ...To do this adjust ment turn the top of the Guide Roller with the Guide Roller Adj Screwdriver 3 If the envelope is as shown in Fig 5 4 8 adjust the height of Guide Roller 2 Refer to Fig 5 4 3 so that the waveform looks like the one shown in Fig 5 4 10 4 If the envelope is as shown in Fig 5 4 9 adjust the height of Guide Roller 3 Refer to Fig 5 4 3 so that the waveform looks like the one shown in F...

Page 72: ...ure preset position The number of pushes CH UP button to achieve 1 2 level of envelope should match the number of pushes CH DOWN button 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 dur ing reversing Symptom of Misalignment If the tape path is unstable during reversing the tape ...

Page 73: ... REPLACEMENT A1X 2L051 2L051 2L051 2L011 2L071 2L071 2L071 2L071 2L020 2L022 2L020 3 X 12 3 X 12 3 X 12 M3 X 6 M3 X 6 2L053 2L082 2L062 2L062 DV PF7E PF7E UK only 2L023 2B15 JW008 2L091 2L012 2L054 2L012 2L020 2L020 B 3 X 12 F1001 A B A A7 2L012 3 X 10 3 X 10 3 X 10 3 X 10 3 X 10 3 X 10 A2 3 X 10 3 X 10 2B18 2L054 2B46 A22 A22 2B9 001 DVD Main CBA CBA REPLACEMENT ORDER FORMAT 2B15 2B15 DV PF7E PF7...

Page 74: ...Point L1051 B35 B410 B411 B494 B567 L1053 B74 M2 6 X 5 B553 B10 L1191 B73 B9 B2 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 B499 B516 B52 B507 B559 B581 B583 B580 B582 A View for A B578 B579 B579 B133 B551 Bottom Side Grease point Some Ref Numbers are not in sequence B488 B491 B513 Bottom Side Grease point L1151 B525 B...

Page 75: ...ection Mark Description Floil G 684G or Multemp MH D Blue grease SLIDUS OIL 150 M2 X 6 L1321 B347 L1321 B355 B354 B482 B483 B425 B303 B555 B563 B300 B562 B514 B313 Some Ref Numbers are not in sequence B361 B359 B529 B360 1 2 3 4 M N O ...

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Page 78: ...THE UPDATED PARTS LIST FOR THIS MODEL IS AVAILABLE ON ESTA 6 6 ...

Page 79: ...4 51V 5 00V 5 00V CL 0 00V 0 25V 0 00V SB 1 06V 1 50V 1 21V TL 0 66V 1 05V 0 91V FB 1 99V 2 60V 2 17V SF 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 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 80: ...8 RF SW F AD Internal Signal C DRIVE PB CTL 78 C F R 16 H A SW 15 ROTA AT H Z H L L ST BL STILL FRAME ADVANCE STILL The first rise of RF SW after a rise in F AD signal Stop detection T2 Slow Tracking Value Acceleration Detection T1 Reversal Limit Value 20ms Fig 1 ...

Page 81: ...Internal Signal C DRIVE PB CTL 78 C F R 16 H A SW 15 ROTA 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 Fig 2 ...

Page 82: ...V LD REV 0 5s PIN NO CL EJ SS SS AU AU TL LD SW CL SS LM FWD M REV C DRIVE Z ON ON REC EE PB C F R DRUM ROTATION P ON A MUTE H D REC H YCA DATA PAUSE SLOW AU AL AL AU SF SM EJ AU RS SF SM TL FB AL SB 9 81 78 67 83 33 POWER OFF STOP PLAY RS FS STILL SLOW PLAY STOP PLAY DISPLAY SB TL SB FB SM AL AL RS AU AL SS AU AL SM 0 8s 0 2s 0 3s 1 0s 0 2s 0 8s MONO 1 5s HIFI 0 5s 0 2s 0 8s 0 2s 1 2s 0 2s 20ms 0...

Page 83: ... 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 FWD 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 FB FB SF SF SM SM AL AL SM AL AL AL AU AU SM TL SB EJ RS RS SM SM SF AU AU SS SS SS SF AU AL AL...

Page 84: ...on Tray IN TL221 Sled Drive TP303 Disc Drive TP301 Focus Drive TP304 Tracking Drive TP302 0V 3 3V 0V 1 65V 0V 0V 0V 1 65V 1 65V 1 65V Tray Close Play Play Tray Open Tray Close Disc Rotation Play Disc Stop Tray Open ...

Page 85: ...ad Switching Pulse H L 20 NU Not Used 21 OUT DVD POWER DVD Power Control Signal H 22 NU Not Used 23 NU Not Used 24 NU Not Used 25 OUT TIMER LED TIMER LED Signal Output H L 26 OUT REC LED REC LED Signal Output H L 27 NU Not Used 28 OUT LINE MUTE Audio Mute Control Signal H 29 OUT DVD LED DVD LED Signal Output H L 30 OUT VCR LED VCR LED Signal Output H L 31 IN REC SAF SW Recording Safety SW Detect W...

Page 86: ...or Control Signal PWM 77 OUT D CONT Drum Motor Control Signal PWM 78 OUT C F R Capstan Motor FWD REV Control Signal FWD L REV H H L 79 IN S REEL Supply Reel Rotation Signal PULSE 80 IN T REEL Take Up Reel Rotation Signal PULSE 81 OUT LM FWD REV Loading Motor Control Signal H L Hi z 82 OUT OUTPUT SELECT Output Select H L 83 OUT A MUTE H Audio Mute Control Signal Mute H H Pin No IN OUT Signal Name F...

Page 87: ...e 3 NU Not Used 4 NU Not Used 5 VSS GND 6 VDD Power Supply 7 OUT a Segment Output 8 b 9 c 10 d 11 e 12 f 13 g 14 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 NU Not Used 28 IN FP DIN Serial Data Input ...

Page 88: ...E QSZAA0RMB199 16 9 8 BU4053BCF E2 CD4053BCSJX CD4053BNSR TC4053BF N 1 MID 32A22F PT204 6B 12 E C 35 7 BT 298N 1 5 4 8 1 BR24L02F WE2 CAT24WC02JI 28 15 14 PT6313 S TP SC16313 1 0C 0805T 002 GP1FA513TZ 1 2 3 B1 E B2 C1 C2 FMG4A T148 RN1511 TE85R FA1F4M T1B KRC103S RTK KTC3875Y RTK C B E LC74793JM TRM 1 12 24 13 60 LA72648M MPB E 21 40 41 20 1 80 61 16 9 8 1 MM1637XVBE 1 2 3 3 4 5 PQ070XZ5MZP 1 Vin ...

Page 89: ...rect part number is shown in the parts list and may be slightly different or amended since these drawings were prepared 2 All resistance values are indicated in ohms K 103 M 106 3 Resistor wattages are 1 4W or 1 6W unless other wise specified 4 All capacitance values are indicated in µF P 10 6 µF 5 All voltages are DC voltages unless otherwise specified 6 Electrical parts such as capacitors connec...

Page 90: ...use only 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 Sect...

Page 91: ... CLK FP DIN FP STB REMOTE DVD FP DOUT 23 24 25 26 DVD POWER DVD OPEN CLOSE DVD STOP 27 OUTPUT SELECT DVD PLAY VIDEO R Cr Pr I P SW 1 VIDEO Y I ASPECT VIDEO B Cb Pb GND GND VIDEO G Y I P GND VIDEO C GND GND DVD A L DVD A R MUTE DVD A R DVD A MUTE AUDIO 5V AUDIO 5V SPDIF TO WIRING DIAGRAM DVD SECTION GND 1 KEY 1 2 1 2 AFV CBA DVD OPEN CLOSE CBA SIF 1 NU 2 TU AUDIO R 3 GND 4 TU AUDIO L 5 P ON 5V 6 P ...

Page 92: ...VIDEO R Cr Pr GND VIDEO B Cb Pb VIDEO G Y I P GND VIDEO C GND GND DVD A MUTE 4 5 6 I P SW ASPECT 2 VIDEO Y I 1 3 7 8 9 10 11 12 13 DVD A R MUTE DVD A L AUDIO 5V DVD A R AUDIO 5V SPDIF 14 15 16 17 18 19 REMOTE DVD FP DOUT 21 22 DVD POWER 23 DVD PLAY DVD OPEN CLOSE 24 25 OUTPUT SELECT DVD STOP 26 27 CN401 CN601 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 G...

Page 93: ...S 5 S 4 Main 1 9 Schematic Diagram ...

Page 94: ... 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 IC611 MATRIX CHART REPEAT TITLE GROUP VCR CHP REC SACD TRK ALL B PSCAN DVD P M HD V CD A A 5G 4G 3G 2G 1G 7G 6G a d g c b e f f i i REPEAT TITLE GROUP VCR CHP REC SACD TRK A ALL B PSCAN DVD PM HDVCD A ...

Page 95: ...S 7 S 6 Main 3 9 Schematic Diagram ...

Page 96: ...S 8 S 7 Main 4 9 Jack B Schematic Diagram ...

Page 97: ...S 9 S 8 Main 5 9 Schematic Diagram ...

Page 98: ...S 10 S 9 Main 6 9 Schematic Diagram ...

Page 99: ...S 11 S 10 Main 7 9 DVD Open Close Schematic Diagrams ...

Page 100: ...S 12 S 11 Main 8 9 Schematic Diagram ...

Page 101: ...S 13 S 12 Main 9 9 Schematic Diagram ...

Page 102: ...nst fire hazard replace only with the same type fuse 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 ...

Page 103: ...S 15 S 14 Jack A Schematic Diagram ...

Page 104: ...S 16 S 15 AFV Schematic Diagram ...

Page 105: ...S 17 S 16 DVD Main 1 3 Schematic Diagram ...

Page 106: ...S 18 S 17 DVD Main 2 3 Schematic Diagram ...

Page 107: ... 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 3 169 1 8 1 ...

Page 108: ...S 20 S 19 DVD Main 3 3 Schematic Diagram ...

Page 109: ...VIDEO Y VIDEO Y 0 2V 0 2V 20 20µs VIDEO C VIDEO C 0 2V 0 2V 20 20µs DVD VIDEO DVD VIDEO 0 5V 0 5V 20 20µs WF7 DVD A L DVD A L 1V 1V 0 5ms 0 5ms WF8 DVD A R DVD A R 1V 1V WF9 SPDIF SPDIF 1V 1V 0 1 0 1µs s Pin 1 of CN1601 Pin 10 of CN1601 Pin 14 of CN1601 Pin 16 of CN1601 Pin 19 of CN1601 NOTE Input VCR COLOR BAR SIGNAL WF1 WF3 DVD POWER ON STOP MODE WF4 WF6 CD 1kHz PLAY WF7 WF9 0 5ms 0 5ms S 20 Wav...

Page 110: ...C 1 C CIRCUIT BOARD DIAGRAMS C 1 Main CBA Top View Sensor CBA Top View V OUT TP751 WF3 C PB TP301 WF2 SW P VR501 CTL TP503 RF SW TP504 WF1 S INH TP501 BHF300F01011A BHF300F01011B Sensor CBA Top View ...

Page 111: ...C 2 PIN14OF CN1601 WF5 PIN 10 OF CN1601 WF4 PIN 1 OF CN1601 WF8 PIN 16 OF CN1601 WF6 PIN 6 OF IC1403 WF9 PIN 19 OF CN1601 WF7 C 2 Main CBA Bottom View ...

Page 112: ...C 3 C 3 Power SW CBA Top Bottom View DVD Open Close CBA Top Bottom View Power SW CBA Top View Power SW CBA Bottom View DVD Open Close CBA Top View DVD Open Close CBA Bottom View ...

Page 113: ...ABLE ISOLATION TRANSFORMER IS REQUIRED 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 parts in hot ...

Page 114: ...w Jack A CBA Bottom View AFV CBA Top View AFV CBA Bottom View C 5 Jack A CBA Top Bottom View Jack B CBA Top Bottom View AFV CBA Top Bottom View Jack B CBA Top View Jack B CBA Bottom View DV PF7E DV PF7E UK DV PF7E DV PF7E UK ...

Page 115: ...COMP V ENV DVD POWER 58 C SYNC C SYNC OUTPUT SELECT IIC BUS SCL 71 LD SW REMOTE VIDEO 9 AL 5V AL 5V SW507 LD SW AL 5V D555 S LED TO POWER SUPPLY BLOCK DIAGRAM TP501 SENS INH IC501 SERVO SYSTEM CONTROL LINE MUTE LINE MUTE 28 5 6 SENSOR CBA SENSOR CBA END S ST S Q504 Q503 REC SAFETY END S CTL 97 TP503 CTL 82 SW651 POWER TO DVD SYSTEM CONTROL BLOCK DIAGRAM DVD SECTION TO DVD SYSTEM CONTROL BLOCK DIAG...

Page 116: ... 94 93 90 89 88 87 CHARA INS CCD 1H DELAY SP BYPASS MUTE PB EE IN1 TUNER IN1 TUNER MUTE PB EE FRT IN2 FRT IN2 AGC P R R Y C P R P R P EP Y DELAY Y C MIX 21 79 78 AGC VXO OSD CHARACTER MIX FBC 1 2 58 59 65 29 28 69 68 46 43 84 83 71 62 70 D REC H 80 BUFFER Q104 DVD VCR TP751 V OUT WF3 TP301 C PB WF2 TU VIDEO VIDEO MAIN CBA 54 TP504 RF SW WF1 OUTPUT SELECT DVD VIDEO TO SERVO SYSTEM CONTROL BLOCK DIA...

Page 117: ... R ALC DET ALC IC301 AUDIO SIGNAL PROCESS 15 13 17 4 A PB REC CN504 3 A COM 1 AE H 2 AE H FE H A PB REC 4 A COM 3 AE H 1 AE H FE H 2 CL287 AUDIO HEAD AUDIO ERASE HEAD ACE HEAD ASSEMBLY FE HEAD 2 FE H 1 FE H GND CN501 MAIN CBA PB AUDIO SIGNAL REC AUDIO SIGNAL Mode SP REC 71 A MUTE H IIC BUS SCL IIC BUS SDA TO SERVO SYSTEM CONTROL BLOCK DIAGRAM FULL ERASE HEAD 68 69 SERIAL DECODER DECK ASSEMBLY 12 1...

Page 118: ...i HEAD AMP REC AUDIO SIGNAL PB AUDIO SIGNAL Mode SP REC DVD AUDIO SIGNAL AFV CBA JK101 A OUT1 R A OUT1 L 2 6 2 6 1 3 1 3 JK1402 A IN2 R A IN2 L A IN1 R A IN1 L A OUT2 R A OUT2 L TU AUDIO R 4 TU AUDIO L 5 4 5 CN701 CN1 SIF 2 2 CN701 CN1 TU701 TUNER UNIT SIF AUDIO 22 2 ALC SW SW ALC 67 65 Q451 MUTE ON MUTE ON REAR TO DVD VIDEO AUDIO BLOCK DIAGRAM DVD SECTION FRONT JK751 Q753 Q754 A OUT R A OUT L JK7...

Page 119: ... CL052A CL052B 1 AL 30V 3 AL 2 8V 5 AL 4V 9 F1 8 1 3 5 9 8 F2 FROM PIN 67 OF IC501 TO PIN 86 OF IC501 FROM PIN 66 OF IC501 CAUTION FOR CONTINUED PROTECTION AGAINST FIRE HAZARD REPLACE ONLY WITH THE SAME TYPE T1 6A L 250V FUSE NOTE The voltage for parts in hot circuit is measured using hot GND as a common terminal CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this...

Page 120: ... DRIVE CBA IC301 SERVO DRIVE CN301 M SLED MOTOR M SPINDLE MOTOR 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 TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM FS FS TS TS TO DVD VIDEO AUDIO BLOCK DIAGRAM 57 ADAC MD 56 ADAC MC 86 ADAC ML ADAC MC ADAC ML PCM SCLK 88 A MUTE ADAC MD A MUTE 163 PCM SCL...

Page 121: ... DOG TIMER 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 SDRAM 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 156 158 VIDE...

Page 122: ...O R Pr VIDEO G Y P TO DIGITAL SIGNAL PROCESS BLOCK DIAGRAM DVD VIDEO SIGNAL VIDEO B Pb TO Hi Fi AUDIO BLOCK DIAGRAM VCR SECTION 11 15 7 JK101 DVD G DVD R DVD B JK1401 S VIDEO OUT 3 4 2 1 Y C DVD VIDEO TO VIDEO BLOCK DIAGRAM VCR SECTION IC102 VIDEO DRIVER 10 4dB AMP 2dB AMP LPF DRIVER 11 4dB AMP 2dB AMP LPF DRIVER 13 4dB AMP 2dB AMP LPF DRIVER 5 4dB AMP 2dB AMP LPF DRIVER 6 8dB AMP DRIVER 4dB AMP 2...

Page 123: ... planta 5 08028 Barcelona SPAIN Tel 34 93 409 2550 Fax 34 93 491 3513 Hitachi Europe AB Digital Media Group Box 77 S 164 94 Kista SWEDEN Tel 46 8 562 711 00 Fax 46 8 562 711 11 Hitachi Europe AB Norway branch NUF Digital Media Group Strandveien 18 N 1366 Lysaker NORWAY Tel 47 6751 9030 Fax 47 6751 9032 Hitachi Europe AB Digital Media Group Neopoli Niemenkatu 73 15140 Lahti FINLAND Tel 358 3 8114 6...

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