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DVD-Series

TRAYMECHA Timing Chart (26)

Condition of working

From the position of Tray 2 Open to the time of Tray 1 to be discharged

Working Mode

Tray 2 open

_

Tray 2 closed

_

MECHAPICK moves from the Tray 1

to the Tray 2 side

_

Tray 1 open

SW1B

SW1A

SW2A

SW2B

MECHASW

LOAD ( + )

LOAD ( – )

*1. Point of loading to start with key operation
*2. Active point of SW1B
*3. Recognition time of SW1B”H”
*4. Switching point from high-speed mode to low-speed mode.
*5. Pulse driving (low-speed mode) time
*6. Recognition time of SW1A switching from “L” to “H”
*7. Switching point from low-speed to high-speed mode
*8. Switching point from high-speed mode to low-speed mode.
*9. Pulse driving (low-speed mode) time
*10. Active point of MECHASW
*11. Recognition time of SW2A switching from “L” to “H”
*12. Switching point from low-speed to high-speed mode
*13. Switching point from high-speed mode to low-speed mode.
*14. Pulse driving (low-speed mode) time
*15. Recognition time of SW2B”L”
*16. Short break time for loading motor
*17. Waiting time before moving to the next mode.

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1

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2

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3

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7

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12

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17

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8

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10

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13

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6

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11

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4

∗

15

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16

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5

1200ms

1200ms

150ms

1200ms

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9

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14

100ms

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Содержание DV-500D

Страница 1: ...560H ON DIGITAL GAMMA DIGITAL S PICTURE DV S100 POWER OFF OFF IN MAX LEVEL PHONES COMPACT D I G I T A L DOLBY DIGITAL VIDEO DVD VIDEO CD CD CONTENTS page 1 The Birth of DVD 3 2 DVD Features 6 3 Technical Point of DVDs 13 4 DVD Servo Circulation 20 5 TRAYMECHA Control 27 6 TRAYMECHA Timing Chart 32 DV 800D DV 880 DV 880X W DV 890S ...

Страница 2: ...2 DVD Series ...

Страница 3: ...n System 8 16 Modulation Correction System RS PC Reed Solomon Product Code 1 4 7GB 1 Layer on 1 Side Memory Capacity 2 8 5GB 2 Layers on 1 Side 3 9 4GB 1 Layer on Both Sides 4 17GB 2 Layers on Both Sides 1 2 Type of Discs There are 4 types of discs 1 1 layer on 1 side disc 2 1 layer both sides disc 3 2 layers on 1 side disc 4 2 layers on both sides disc 0 6mm 0 6mm 0 6mm 0 6mm Side A Side B 0 6mm ...

Страница 4: ... the image This is the average value 2 Audio is Dolby AC 3 5 1ch digital sound 3 Dubbed in 3 languages subtitled in 4 languages 4 133 minutes are recorded on a 1 layer on 1 side disc Required data rate Image Audio Subtitles Total 3 500k 384k 3 10k 4 692kbps bit second Required disc capacity Data Rate Recording Duration Memory Capacity 4 692kbps 133 60 second 8 8bit 1byte 4 680 270kBytes 4 7 gigaby...

Страница 5: ...e Features of the 0 6mm Thick Disc 1 Materialized mass capacity and high density Because the thickness is half that of traditional discs it is less likely to warp or slant Degree of evenness becomes much higher at assembly with high rates of evenness and precision 2 Makes board making easier and reduces production costs The stacked structure is highly resistant to environmental changes heat humidi...

Страница 6: ...1k 2 approx 1 411k bits second 1 411M bits second The maximum length of a CD is 74 minutes If the same sound from a CD is recorded on the DVD it comes to 4 7GB That means 37 6 4 7 8 and it will come to 37 6 1 000 1 411 approx 26 648 seconds for one side That is approximately 444 minutes 7 hours 24 minutes 2 3 Secrets of Producing Large Capacity Recording and Long Hour Replay 1 Realization of large...

Страница 7: ...f the laser beam focus Φ has small λ When NA increases it becomes smaller It is determined using the following formul NA Opening of the object lens DVD 0 6 CD DVD 0 38 Φ NA λ laser beam wavelength 650nm DVD Φ 0 6 about 1µm CD DVD Φ 0 38 about 1 7µm NA shows the brightness of the lens When the focal distance of the lens becomes shorter and the diameter increases the NA becomes bigger It is determin...

Страница 8: ... etc Then MPEG2 DVD actualization became standardized MPEG2 is called Variable Bit Rate System It compresses information while changing the amount of data depending on the amount of data on the image That means it compares the former and latter images then records the amount of change as data 2 4 Realization of High Quality Images 1 HighQualityImagingandResolvingRatethroughFullDigitalization The i...

Страница 9: ...roduced by wide TV It realize of high quality images This video reproduced by wide TV But it worries about weakness of picture of quality This picture is image illustration for identification effects 146MB 24bit 96dB 16bit DVD Range 20kHz 40kHz Natural Sound An example of a dynamic range comparison on DVD and CD Dynamic Range Wavelength Band Range 2 Sound Equivalent to Movie Theaters DVD adopts Do...

Страница 10: ...guage can be individually recorded on each channel such as Japanese English French etc 2 Special Mode 1 Multi Angle Function A maximum of 9 image angles from a concert sporting event drama etc can be recorded with a multiple numbers of cameras When the event is recorded in such way on a DVD disc you can choose the angle that you want to see 2 Parental Lock With the multi story application function...

Страница 11: ...ble to edit and reproduce a mixture of different versions such as a theater version a complete version and a director s cut version without causing any breaks in the story C Highlighted Scene Scanning Function Scenes of your favorite actors actresses musicals and so on can be reproduced without causing any breaks in the story Main Story and Subplots D Branching Story Function Simple Interactive Fu...

Страница 12: ...snodeteriorationinthepicture quality Forbigimage projectorsandnormalTVs 4 3 ahighqualitypicturecanbereproduced with the letter box which shrinks vertical direction or by pan scan which shows a 4 3 ratio picture while cutting out the rest of the original image A majority of traditional wide sized pictures have been shown with black parts across the top and bottom of 4 3 ratio screens Therefore when...

Страница 13: ...sed 2 Authorization of DVD Video Disc local code Local codes are established in different countries around the world including Japan U S A Canada Asia and Europe Some DVD video disc have established local codes This is the result of software production sales tactics They make DVD video discs especially for new movies and songs and industrial use discs that are to be reproduced only in official sal...

Страница 14: ... CD Public Equipment TV environment Computer Application CD ROM DVD ROM DVD Rewritable DVD DVD Video Disc Music CD Title 1 Title 2 Chapter 1 Chapter 2 Chapter 1 Chapter 2 Chapter 3 Track 1 Track 2 Track 3 Track 4 Track 5 Example For a Music CD Title A section of the DVD content divided into large parts They correspond to the story part of a collection of short stories Chapter Sections of the Title...

Страница 15: ...le between frames and field DCT Comparison of MPEG2 and MPEG1 pictures Picture compression system MPEG2 DVD MPEG1 Video CD adopted equipment Main picture degree 720 x 480 720 x 480 of resolution picture pixels picture pixels Frame Rate Data transfer speed 1 10Mbit sec variable 1 15Mbit sec fix Average compression rate Approximately 1 40 Approximately 1 100 Picture quality More than LD About the sa...

Страница 16: ...records only the moving part or parts time information as data Reproduction is done in reverse encode in order to replace data decode 3 Steps in Spatial Information Compression Still Picture 1 DCT Discrete Cosine Transformation The picture is divided into small micro blocks Each block is again divided into smaller blocks See the drawing below Then the complication of each picture is detected on ea...

Страница 17: ...yoccasionswhenentirepictureswill be replaced by different ones non compressed original pictures I picture and less compressed pictures P picture are inserted in frames at regular intervals The pictures between them will be inserted between these frames by predicting former and latter I and P pictures 1 Inserting original pictures between frame assumption When an entire picture changes random searc...

Страница 18: ... parts similar in previous and successive pictures Therefore it is not necessary totransfereverybitofinformationonthecurrentpicture sincesimilarpartsoftheprevious picture can be used To determine what content of the current picture is to be transferred prediction is made by comparingtheamountanddirectionofmovementinthepreviouslymemorizedpictureand the current one Then only the parts with margin of...

Страница 19: ...re it is necessary to limit the length of the part without a pit on the track That means it is necessary to limit the succession of 0s and 1s 8 16 modulation converts the original 8 bit data into 16 bit to limit the succession of 0s or 1s from 3 to 11 Also NRZI modulation makes both of the pit edges a 1 With this code reading and recording density accuracy increases See below 0 0 1 1 0 1 0 0 0 1 B...

Страница 20: ...uracy of Turn Table 150µm p p _ Suppression under 0 23µm 2 Tracking Servo Move the Object Lens between the internal and external circumference at a right angle to the track to place the beam on the track Disc DVD core 100µm p p Core at TT fastened 50µm p p _ Suppression under 0 022µm 3 Thread Servo Because the object lens movement is small about 0 35m m in the tracking direction the entire pick up...

Страница 21: ...er Control APC On laser the amount of light being emitted changes greatly even when the running electric current only varies slightly Therefore the amount of omitted light is detected on the Photo Detector in order to monitor and control the stability of the laser current 4 2 How to Make the Error Signal 1 Optical System of Hologram Pick Up LD PD monitor Pa i I V Conversion Signal Monitor PD Adjus...

Страница 22: ...mplifiers here From the deviation of focus the light shown above black part comes back on PD By receiving the output through a differential amplifier DC voltage which responded to defocusing is output 3 How to Make Thread Error Signal Take out the low frequency component for tracking error signals Tracking Error Signal _ LPF _ Thread Error Signal With this move the thread to make OL stay around th...

Страница 23: ...O same wave number is high Decelerate the spindle motor with the phase comparison error signal Locked X tal and VCO immediate 5 reproduction signals locked After all the disc is rotating at the regulated line speed The VCO same wave number is low Increase it with the phase comparison error signal A B C D AGC EQ Asymmetrical Revision Signal Spindle Error Signal Reproduction Signal X tal Error Signa...

Страница 24: ...eans 1 cycle of the channel clock 3T means 3 times as long as CD 3T 11T that Because the length of T is different even for the same 3T pulse lengths are different A CD is approximately 6 times as much as a DVD Measure the lengths of the minimum and maximum reproduction signals then switch to PLL operation after it almost reaches the targeted number of rotations after getting in the cap challenge o...

Страница 25: ...c offset on error formation circuits 2 Focus Bias Adjustment If there are differences in the reception of the PD as shown even if the focus on the disc is at optimum condition error signals do not become 0 Therefore bias is added to the FES signal then the RF amplitude signal reaches its maximum or zitta seeks the best bias voltage to achieve a revised bias voltage Big output Small output Error do...

Страница 26: ...s the focus gap servo output voltage reduces to half to revise it That means the gain decreased 6dB The method to adjust the gain for this condition is to add a gairan of a certain frequency to the focus servo group compare the FES and added gairan levels phase and revise the gain in the servo IC to reach the targeted gain FES 5 Tracking Gain Adjustment Similarly gain adjustment is done through th...

Страница 27: ...W2A SW2B SW1A SW1B MECHSW 1 Tray 1 2 open close 1 Open Tray Position Position where SW2B SW1B fall is detected while tray discharge is activating 2 Tray Insert Discharge Position Both SW2B SW1B SW2A SW1A are under condition H and during this period while the motor is rotating MECHASW does not change from H while Tray 2 is in action or L while Tray 1 is in action 3 Closed Tray Position The position...

Страница 28: ...lization Loading Motor operation is in low speed mode 1 Tray opening initialization from MECHA position a Insert the tray and move it to c tray close position both Trays 1 and 2 2 Tray insert discharge Insert the tray and move it to c tray close position 3 Tray closing The current position marks the completion of movement and the treatment is over 4 PICKMECHA movement completed from Tray 1 side to...

Страница 29: ...sec for rotation output and 6m sec for stop output 5 4 Tray 1 Insert Action While Tray 1 is close start the Tray 1 discharge action via key operation Start the loading motor with high speed mode for reverse rotation then change it to low speed mode for reverse rotation 1 2 second after the detection of the rise of SW2A g then move it to the Tray 1 open position If the discharge action is not compl...

Страница 30: ...he loading motor with high speed mode for forward rotation then change it to low speed mode for forward rotation 1 2 second after the detection of the rise of SW1A a then move it to the Tray 1 open position If the discharge action is not completed in 6 seconds it stops once and begins reverse insert action 5 9 Tray 2 Reverse Action 1 While Tray 2 is inserted start the Tray 2 discharge action via o...

Страница 31: ...he Tray 1 side 5 12 PICKMECHA Reverse Action 1 While moving PICKMECHA from the Tray 1 to the Tray 2 side start PICKMECHA movement from the Tray 2 side to the Tray 1 side by key operation After Brake Mode has been on for 150msec start loading motor in low speed forward mode g then move PICKMECHA to the end position from the Tray 2 to the Tray 1 side 2 While moving PICKMECHA from the Tray 1 to the T...

Страница 32: ...to Break Mode This action will be repeated a maximum of 3 times 7 Waiting time before moving to the next mode TRAYMECHA Timing Chart 1 Condition of working When Tray 1 is manually inserted Working Mode Tray 1 Open _ Tray 1 Close SW2B SW2A LOAD LOAD 1 Active point of SW2B by manual insert 2 Recognition point of SW2B H Starting point of loading 3 Recognition time of SW2A L 4 Short break time for loa...

Страница 33: ...7 Waiting time before moving to the next mode TRAYMECHA Timing Chart 4 Condition of working When Tray 1 is Inserted and Reversed Working Mode Inserting Tray 1 _ Adding external pressure of Tray 1 _ Discharge of Tray 1 SW2B SW2A LOAD LOAD 1 Point of loading to start with key operation 2 Active point of SW2B 3 Recognition time of SW2B H 4 Switching point from high speed mode to low speed mode 5 Mech...

Страница 34: ...king When Tray 2 is discharged Working Mode Tray 2 Open _ Tray 2 Colse SW1B SW1A LOAD LOAD 1 Active point of SW1B by manual insert 2 Recognition point of SW1B H Starting point of loading 3 Recognition time of SW1A L 4 Short break time for loading motor During this time 100mS period after 50mS passes overrun check for motor stop position is performed If SW1A turns to H during this time forward puls...

Страница 35: ...turns to H during this time forward pulse drive is operated When SW1A turns to L again it goes back to Break Mode This action will be repeated a maximum of 3 times 7 Waiting time before moving to the next mode 5 6 7 4 14ms 1200ms 100ms 150ms 6ms 3 1 2 TRAYMECHA Timing Chart 8 Condition of working When Tray 2 is discharged Working Mode Tray 2 Colse _ Tray 2 Open SW1B SW1A LOAD LOAD 1 Point of unloa...

Страница 36: ...ode 5 Mechanic action over time 6 seconds 6 Short break time for loading motor TRAYMECHA Timing Chart 10 Condition of working When Tray 2 is discharged Working Mode Discharge of Tray 2 _ Adding external pressure of Tray 2 _ Inserting Tray 2 SW1B SW1A LOAD LOAD 1 Point of unloading to start 2 Active point of SW1A 3 Recognition time of SW1A H 4 Switching point from high speed mode to low speed mode ...

Страница 37: ...ted a maximum of 3 times 7 Waiting time before moving to the next mode TRAYMECHA Timing Chart 12 Condition of working When PICKMECHA is moving from the Tray 2 to the Tray 1 side Working Mode Tray 1 Close _ PICKMECHA moves from the Tray 2 to the Tray 1 side SW1A SW2A LOAD LOAD 1 Point of unloading to start 2 Active point of SW2A 3 Recognition time of SW2A H 4 Switching point from high speed mode to...

Страница 38: ... 5 Mechanic action over time 6 seconds 6 Short break time for loading motor TRAYMECHA Timing Chart 14 Condition of working PICKMECHA movement to reverse from the Tray 2 to the Tray 1 side Working Mode PICKMECHA moves from the Tray 2 to the Tray 1 sideaExternal pressure placed on PICKMECHAaPICKMECHA moves from the Tray 1 to the Tray 2 side SW1A SW2A LOAD LOAD 1 Point of unloading to start 2 Active ...

Страница 39: ...aiting time before moving to the next mode TRAYMECHA Timing Chart 16 Condition of working Tray Initial Mode 2 MECHASW H SW2A H Working Mode PICKMECHA moving _ Power turned on _ PICKMECHA moves from the Tray 1 to the Tray 2 side MECHASW SW2A LOAD LOAD 1 Point of turning on the power Point of PICKMECHA to start moving 2 Active point of MECHASW 3 Recognition time of SW2A L 4 Short break time for load...

Страница 40: ...A Timing Chart 18 Condition of working Tray Initial Mode 4 MECHASW L SW2A H Working Mode PICKMECHA moving _ Power turned on _ PICKMECHA moves from the Tray 2 to the Tray 1 side to detect MECHASW H MECHASW SW2A LOAD LOAD 1 Point of turning on the power Point of PICKMECHA to start moving 2 Recognition of MECHASW H 3 Short break time for loading motor 4 Recognition of MECHASW L 5 Recognition time of ...

Страница 41: ...ay 1 side _ Power on MECHASW SW1A LOAD LOAD 1 Point of turning on the power 2 Point of operation finish 1 2 1 2 TRAYMECHA Timing Chart 19 Condition of working Tray Initial Mode 5 MECHASW L SW2A L Working Mode Both trays close and MECHAPICK goes to the Tray 2 side _ Power on MECHASW SW2A LOAD LOAD 1 Point of turning on the power 2 Point of operation finish ...

Страница 42: ...gnition time of SW2A switching from L to H 7 Switching point from low speed to high speed mode 8 Active point of MECHASW 9 Switching point from high speed mode to low speed mode 10 Pulse driving low speed mode time 11 Recognition time of SW1A L 12 Short break time for loading motor During this time 100mS period after 50mS passes overrun check for motor stop position is performed If SW1A turns to H...

Страница 43: ...t of SW2A 3 Recognition time of SW2A H 4 Active point of MECHASW 5 Switching point from high speed mode to low speed mode 6 Pulse driving low speed mode time 7 Recognition time of SW1A switching from L to H 8 Switching point from low speed to high speed mode 9 Switching point from high speed mode to low speed mode 10 Pulse driving low speed mode time 11 Recognition time of SW1B L 12 Short break ti...

Страница 44: ...se driving low speed mode time 6 Recognition time of SW2A switching from L to H 7 Switching point from low speed to high speed mode 8 Active point of MECHASW 9 Switching point from high speed mode to low speed mode 10 Pulse driving low speed mode time 11 Recognition time of SW1A switching from L to H 12 Switching point from low speed to high speed mode 13 Switching point from high speed mode to lo...

Страница 45: ...ecognition time of SW1A switching from L to H 7 Switching point from low speed to high speed mode 8 Switching point from high speed mode to low speed mode 9 Pulse driving low speed mode time 10 Active point of MECHASW 11 Recognition time of SW2A L 12 Short break time for loading motor During this time 100mS period after 50mS passes overrun check for motor stop position is performed If SW2A turns t...

Страница 46: ...t of SW1A 3 Recognition time of SW1A H 4 Switching point from high speed mode to low speed mode 5 Pulse driving low speed mode time 6 Active point of MECHASW 7 Recognition time of SW2A switching from L to H 8 Switching point from low speed to high speed mode 9 Switching point from high speed mode to low speed mode 10 Pulse driving low speed mode time 11 Recognition time of SW2B L 12 Short break ti...

Страница 47: ...se driving low speed mode time 6 Recognition time of SW1A switching from L to H 7 Switching point from low speed to high speed mode 8 Switching point from high speed mode to low speed mode 9 Pulse driving low speed mode time 10 Active point of MECHASW 11 Recognition time of SW2A switching from L to H 12 Switching point from low speed to high speed mode 13 Switching point from high speed mode to lo...

Страница 48: ...48 DVD Series Printed in JAPAN ...

Страница 49: ...A B C D E F G H 1 2 3 4 5 6 7 8 9 10 11 12 DV 560H DV 560H 14 BLOCK DIAGRAM 14 1 14 2 ...

Страница 50: ...A B C D E F G H 1 2 3 4 5 6 7 8 9 10 11 12 DV 560H DV 560H 15 WIRING DIAGRAM 15 1 15 2 LED PWB OPERATE PWB VOLUME PWB DISPLAY PWB MAIN PWB TERMINAL POWER PWB PICKUP SECTION MECHANISM SECTION ...

Страница 51: ...A B C D E F G H 1 2 3 4 5 6 7 8 9 10 11 12 DV 560H DV 560H 16 5 16 6 16 3 TERMINAL POWER 21 PIN EURO SCART CIRCUIT SCHEMATIC DIAGRAM S VIDEO å AND SHADED COMPONENTS SAFETY RELATED PARTS ...

Страница 52: ...A B C D E F G H 1 2 3 4 5 6 7 8 9 10 11 12 DV 560H DV 560H 16 4 DISPLAY LED OPERATE VOLUME CIRCUIT SCHEMATIC DIAGRAM 16 7 16 8 ...

Страница 53: ...14 C815 C825 IC801 IC802 C802 C819 R802 R899 R808 C818 C801 R898 R805 Z219 Z198 Z196 C811 Z200 C820 Z195 C526 C534 R890 C808 C527 IC507 Z222 Z221 Z239 Z240 Z220 Z241 C515 C509 R562 R519 IC503 Z345 Z346 Z217 Z347 C516 C510 TP549 Z309 Z251 Z250 Z215 Z216 Z246 Z247 Z214 C353 C357 Z212 Z213 R334 R335 R336 L302 R337 Z211 Z210 Z252 R366 C332 C331 TP319 R345 Z315 R367 R346 Z10 R347 C334 R368 R348 Z308 Z2...

Страница 54: ...DV 560H D A B C D E F G H I J K L 1 2 3 4 5 6 7 8 9 16 1 16 SCHEMATIC DIAGRAM 16 1 MAIN CIRCUIT SCHEMATIC DIAGRAM 1 2 ...

Страница 55: ...H DV 560H 10 11 12 13 14 15 16 17 16 2 ...

Страница 56: ...DV 560H D A B C D E F G H I J K L 1 2 3 4 5 6 7 8 9 16 2 MAIN CIRCUIT SCHEMATIC DIAGRAM 2 2 16 3 ...

Страница 57: ...H DV 560H 10 11 12 13 14 15 16 17 16 4 ...

Страница 58: ...DV 660S DV 660H A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 14 11 14 4 TERMINAL 21 PIN EURO SCART CIRCUIT SCHEMATIC DIAGRAM ...

Страница 59: ...DV 660S DV 660H 10 11 12 13 14 15 16 17 18 19 14 12 ...

Страница 60: ...DV 660S DV 660H A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 14 13 14 5 DISPLAY OPERATE VOLUME CIRCUIT SCHEMATIC DIAGRAM ...

Страница 61: ...DV 660S DV 660H 10 11 12 13 14 15 16 17 18 19 14 14 ...

Страница 62: ...DV 660S DV 660H 15 1 Componet Side 15 PRINTED WIRING BOARD ASSEMBLIES 15 1 MAIN P W B A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 ...

Страница 63: ...DV 660S DV 660H 10 11 12 13 14 15 16 17 18 19 15 2 ...

Страница 64: ...DV 660S DV 660H A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 15 3 15 2 MAIN P W B Wiring Side ...

Страница 65: ...DV 660S DV 660H 10 11 12 13 14 15 16 17 18 19 15 4 ...

Страница 66: ...DV 660S DV 660H A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 15 5 15 3 TERMINAL OPERATE VOLUME P W B OPERATE TERMINAL ...

Страница 67: ...DV 660S DV 660H 10 11 12 13 14 15 16 17 18 19 15 6 VOLUME ...

Страница 68: ...EPLACEMENT OF MAIN PARTS 6 1 7 EXPLANATION OF MECHANISM 7 1 8 OPERATION OF PICKUP 8 1 9 TEST MODE 9 1 10 EXPLANATION OF OPERATION AT THE SYSTEM START 10 1 11 TROUBLESHOOTING 11 1 12 IC FUNCTION LIST 12 1 13 SEMICONDUCTOR LEAD IDENTIFICATION 13 1 14 BLOCK DIAGRAM 14 1 15 WIRING DIAGRAM 15 1 16 SCHEMATIC DIAGRAMS 16 1 17 PRINTED WIRING BOARD ASSEMBLIES 17 1 18 REPLACEMENT PARTS LIST 18 1 19 PACKING ...

Страница 69: ...DV 560H 1 IMPORTANT SAFEGUARDS AND PRECAUTIONS 1 1 ...

Страница 70: ...eadphone output Output connector Standard jack Video signal horizontal resolution 500 lines S N ratio 60 dB or better Audio signal frequency characteristics For DVD linear PCM playback 4Hz to 22 kHz 48 kHz sampling 4Hz to 44 kHz 96 kHz sampling CD playback 4Hz to 20 kHz EIAJ MPEG Audio Version 2 0 S N ratio CD 96dB 1kHz EIAJ Dynamic range DVD linear PCM 94 dB EIAJ CD 96 dB EIAJ Overall harmonic di...

Страница 71: ...DV 560H 4 1 For details on the use of each control 4 PARTS NAME Main Unit Front 14 14 Remote Sensor Remote Control ...

Страница 72: ...DV 560H 4 2 Front Panel Display Main Unit Rear ...

Страница 73: ...asily damaged by electrostatic charges When handling the pickup take care so that the electrostatic charge is not generated 3 The semiconductor laser may be easily damaged by overcurrent Use the power supply unit which does not give any spike current when the power is turned on and off 4 Carefully remove the dust and dirt from the objective lens with the lens blower When handling the objective len...

Страница 74: ...ecorative leg 13 Push out the middle pin R of the setting leg in the direction opposite to insertion Two places 14 Remove two screws S which install the main PWB under the mechanical unit 15 Remove two screws T which install the volume PWB of the front panel 16 Remove the LED PWB and two holder screws U 17 Remove three screws V which install the operate PWB The spacer and insulation seat under the...

Страница 75: ... the mechanism chassis 1 Remove the pickup FPC and loading relay FFC A from the main PWB Note Fit the conductive rubber cap to the front end of pickup FPC short circuit 2 Remove the solder joint of loading relay PWB at drive unit rear side 1 Sled motor lead wire Yellow Orange 2 IN SW lead wire 2 Brown 3 Spindle motor lead wire Red Black 4 Loading motor lead wire Red Black 5 Remove each lead wire f...

Страница 76: ...lator Insulator Mechanism chassis P tight screw with M2 6 washer C B A B C 6 Disassembling the mechanism chassis from the moving chassis 1 Remove the M2 6 screw A 2 Remove the insulator B 2 pcs at the right side in diagram parallel in the arrow direction At this time it is better to insert the fine head of screw driver at the ID side of insulator and to move in the arrow direction which facilitate...

Страница 77: ... 2 Remove the thrust holding screw C for easier removing wipe off the thread lock 3 Remove the two motor fitting screws M1 4 D and replace the motor E Motor is replaced in the state while the worm F is kept press fitted to the output shaft Note When installing the motor take care so that the worm does not damage the ANG B hole 4 Screw in the thurust holding screw C adjust the worm front end cleara...

Страница 78: ...rned on and the tray loading motor stops When the tray closes the operation is as follows If the tray OPEN CLOSE button or tray is pressed and the detection switch is turned off the tray loading motor rotates clockwise so that the tray is retracted When the detection switch is turned on again the tray loading motor stops Intermediate gear 2 Intermediate gear 1 Tray pinion Pawl linked with the groo...

Страница 79: ...3 POLARITIES OF SIGNAL 8 4 SIGNALS OF PICKUP 8 4 1 Tracking drive signal TR TR The signal drives the tracking servo mechanism which projects the beam on the track by moving the objective lens OL to the outer or inner circumference at a right angle against the track of the disk Since an eccentricity error of 25 µmP P is generated due to the eccentricity of 100 µmP P of the DVD disk when the disk is...

Страница 80: ...ent of the monitor diode increases On the contrary the drive current of the laser diode is increased if the backward current of the monitor diode decreases As the projection light of the laser diode becomes stronger the backward current of the monitor diode increases to increase the current which flows into the monitor diode output PD Then the emitter current of Q309 decreases to drop the voltage ...

Страница 81: ...st0 F0h key Test1 F1h key OSD Adjustment value display OSD Adjustment value display AdjDisplay Power Off Initial resetting CDOpe Note For test mode input F0h S PICTURE Stop F1h S PICTURE SKIP The keys of main body are doubly pressed Memory Test Mode Program version indicaiton Video Test Mode Ordinary test pattern indication and copy guard signal added test pattern indication are given Mecha Test M...

Страница 82: ...Test Model number Program version Region code microcode version Model Number display Model Number Play Key Region code display Region code Play Key Microcode version display Microcode Ver Play Key Program Version display Program version Play Key Servo version display Servo Ver Play Key ErrDisplay0 ErrDisplay1 10000001 ErrDisplay0 ErrDisplay1 10000002 ErrDisplay0 ErrDisplay1 10000004 ErrDisplay0 Er...

Страница 83: ...lay key Play key Play key Test0 Key 3 Copy guard AGC Color stripe 1 20000003 00000000 4 Copy guard AGC Color stripe 2 20000003 00000000 Transition of test mode status 2 Video Test In Video Test mode the color bar test pattern is first displayed and output and the display data mode is changed every entry of PLAY key as shown in the right Here it returns to Sys Test if any Test 0 F0h key is input in...

Страница 84: ... Open Close Key or hand push Wait Tray Load ErrDisplay0 ErrDisplay1 30000002 00000000 ErrDisplay0 ErrDisplay1 3000E002 EEEEEEEE Tray Load Err Test0 Key Wait SRV Play Test Continuous replay jump test mode 1 or 2 or 3 Key Wait SRV Step Test Step execution mode Laser Test Laser Test mode 1 2 3 1 Key Wait Refer to the step test mode Refer to the jump test mode ErrDisplay0 ErrDisplay1 DD000100 00000000...

Страница 85: ...justed for a certain time the just focus is adjusted After end RF gain adjustment is started again DDT step 4 operation Focus gain is adjusted DDT step 5 operation Track gain is adjusted DDT step 6 operation On the 2 layer disc the just focus adjustment and focus gain adjustment of layer 1 are done On CD interrupt of SUB Q is allowed TOC is read set and mute is turned off for error for error for e...

Страница 86: ...key is input and number of TR jumps is specified as follows Next replay Layer Jump Here key allocation may be changed Layer jump operation is not compensated except during 2 layer DVD test Key Name 1 4 7 Clear 2 5 8 Skip Code 01h 04h 07h 1Fh 02h 05h 08h 2Dh Jump Number of TRs 1 9 109 399 999 1000 6300 14000 Key Name 3 6 9 Memory Repeat A B Program Skip Code 02h 06h 09h 1Ch 35h 36h 1Eh 2Eh Jump Num...

Страница 87: ... step test mode the servo adjustment value reading out mode is selected PLAY PLAY PLAY PLAY PLAY PLAY PLAY PLAY PLAY If the servo adjustment value reading out mode is selected disc is stopped PLAY Argument of AdjDisplay is char 0 CD 1 DVD PLAY 2 Focus offset value display F1000002 3 Track offset value display F1000003 4 0 layer focus balance value display F1000004 5 1 layer focus balance value dis...

Страница 88: ...Oh key 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 1 1 2 0 layer focus gain 2 3 4 1 layer focus gain 3 5 6 0 layer focus gain 4 7 8 1 layer focus gain 5 9 10 Track offset 6 11 12 Track gain 7 13 14 Track balance 8 15 16 RF gain 9 17 18 19 20 21 Error rate average value 10 22 23 24 25 26 Error rate maximum value Hexadecimal data from 1 to 8 Decimal data for 9 and 10 ...

Страница 89: ...HART NO 4 POWER TROUBLESHOOTING 4 In case of output voltage at low level No Check the D9014 Q9006 and Q9009 Replace D9014 Q9006 and Q9009 Yes No Check D9020 Replace D9020 No Check short circuit or leak of T901 Replace T9001 Yes Check primary circuit Q9007 Q9010 C9023 C9024 C9027 D9011 and D9014 FLOW CHART NO 5 DISPLAY TROUBLESHOOTING The fluorescent display tube fails light up No Is the supply vol...

Страница 90: ...ed Is 0 6V fed to pin 95 of IC504 No Check lines between at AD connector and TB connector Yes No Is the signal input from Pins 70 69 of IC504 to Pins 2 4 of IC701 Check between IC701 and IC504 Yes Check AT 8V line No No Is the loading motor drive voltage output from Pins 9 7 of IC701 Is 8V voltage applied to Pins 3 8 of IC701 Yes Yes Replace IC701 No Is the loading motor drive voltage applied to P...

Страница 91: ... 2 and 3 Visually check the gear and so on of the mechanical section Check between IC504 pin 94 and tray open closing button Is loading motor drive voltage output from IC701 pins 9 and 7 Check between IC701 and IC504 Is 8V measured at IC701 pins 3 and 8 Replace IC701 Check 8V line Yes Yes Yes No No No Is any signal input from IC504 pins 70 and 69 to IC701 pins 2 and 4 No No Yes Yes Check between I...

Страница 92: ...s Check IC6001 IC6002 and IC6003 Does pickup move up and down Is FE signal output from IC707 pin 38 Check the line between IC303 pin 27 and IC707 pin 38 No No No No No No Is FE signal measured from IC303 pin 27 Is FE signal output from IC707 pin 43 Check the line between IC303 pin 27 and IC707 pin 38 Is signal measured from IC303 pins 57 58 59 and 60 Is FE signal output from IC707 pin 43 Replace I...

Страница 93: ...set must be low Yes Check pins 53 56 59 68 and 71 78 for data Yes Replace IC402 No Check pins 79 82 and 85 88 for data Yes Check for open condition to IC601 Yes NO DVD VIDEO3 AND AUDIO BUT CD AUDIO OK Chenge IC601 No Yes Check pin 48 of IC402 for RF signal No Replace IC303 No Check multiple Vcc supply pins Yes Check pin 114 of IC601 for data Replace IC707 Replace IC602 No No Bad Check IC602 Replac...

Страница 94: ...ion input 1 11 VCC1 Power terminal 5 0V 12 GAINsel2 I Amp gain selection input 2 13 FOUT O RF signal output Input RF signal is current voltage converted and output 14 EOUT O RF signal output Input RF signal is current voltage converted and output 15 DOUT O RF signal output Input RF signal is current voltage converted and output 16 COUT O RF signal output Input RF signal is current voltage converte...

Страница 95: ...version 8 DIN I 4 division detector D input 9 Psel I Phase difference signal offset compensation correction polarity selection input 80k Ω pull up 10 PDFIL1 O Phase difference current voltage conversion time constant setting external capacity 11 PDFIL2 O Phase difference current voltage conversion time constant setting external capacity 12 D_VCC Power 5V 13 D_GND Ground 14 DPDTE O Tracking error s...

Страница 96: ...nce voltage output 21 TEOUT O TE output after DPD 3B selection 22 NC 23 PRE FIL O RF prefilter output 24 NC 25 DVDGD I DVD EQ group delay characteristics control input 26 FEIN I Focus error FE signal output amp reverse input 27 FEOUT O FE output 28 FWR FIL O Filter external capacity to DVD WV detection signal 29 RFcen O Amplitude center voltage output of RF ripple signal 30 RFRPOUT O RF ripple sig...

Страница 97: ...SI internal signal monitor terminal DSP internal flag and PLL system clock can be monitored with microcomputer command 18 VDD Digital power terminal 12 4 Pin No Terminal name I O Operation function 45 EQIN I DVD CD EQ input 46 EQOUT O Output after passing of RFNIN and RFPIN VCA 47 DVDsel I DVD CD selection control input H CD L DVD PNP open space 48 RFGain I RF signal VCA control input 49 VCC3 RF s...

Страница 98: ...I I RFRP zero cross input terminal 37 RFRP I RF ripple signal input terminal 38 FEI I Focus error signal input terminal 39 SBAD I Sub beam addition signal input terminal 40 TSIN I Test input terminal To be fixed usually to Vref 41 TEI I Tracking error signal input terminal Fetching when tracking servo is ON 42 TEZI I Tracking error zero cross input terminal 43 FOO O Focus equalizer output terminal...

Страница 99: ...rcuit input terminal 70 PXO DSP system clock oscillation circuit output terminal 71 VDD Digital power terminal 72 XVSS Ground terminal for system clock oscillation circuit 73 XI System clock oscillation circuit input terminal 74 XO System clock oscillation circuit output terminal 75 XVDD Positive power terminal for system clock oscillation circuit 76 DVDD D A converting section power terminal 77 R...

Страница 100: ...nal Pull up resistor built in 95 RST I Reset signal input terminal Pull up resistor Reset state L built in 96 TEST0 I Test terminal Pull up resistor To be opened usually built in 97 HSO O Playback speed mode flag output terminal 98 UHSO O 99 EMPH O Subcode Q data emphasis flag output terminal Emphasis ON H OFF L Output polarity can be inverted by the command 100 LRCK O Channel clock 44 1 kHz outpu...

Страница 101: ...BOK CLCK 9 10 11 12 VDD VSS DATA 13 SBSY 14 SPCK 15 SPDA 16 COFS 17 MONIT 18 VDD 19 TESIO0 20 P2VREF 21 SPDO 22 PDOS 23 PDO 24 TMAXS 25 TMAX SFSY DOUT 75 74 73 72 XVDD XO XI 71 70 69 68 VDD PXO PXI VSS 67 66 65 64 TESIO1 TESIN DACT 63 DMOUT 62 IO3 61 IO2 60 IO1 59 IO0 58 VSS 57 VDD 56 FLGD 55 FLGC 54 FLGB 53 FLGA 52 SEL 51 2VREF CKSE XVSS LPF 1Bit DAC ROM RAM 1Gk RAM PWM D A A D CLV servo PWM VCO ...

Страница 102: ...23 CH2 IN CH2 Input terminal for gain adjustment 10 CH5 OUT Tray negative output terminal 24 CH3 IN CH3 Input terminal 11 COM OUT Tray positive output terminal CH4 25 CH3 IN CH3 Input terminal for gain adjustment negative output terminal 12 CH4 OUT CH4 Positive output terminal 26 VREF IN Bias amp input terminal 13 CH3 OUT CH3 Positive output terminal 27 OPIN Operational amplifier nonreverse input ...

Страница 103: ...he RP pin is set to Low When power is turned on or off or in RP Input case of fluctuation it is kept at Low so as to protect data from noise When RP is in Low state the device is in deep power down state 480 ns is required to recover from the deep power down state If the RP pin becomes Low the whole chip operation is interrupted and reset After recovery the device is set to array read state OE Inp...

Страница 104: ...38 37 36 35 34 33 32 31 30 29 28 27 26 25 2LE 2D8 2D7 GND 2D6 2D5 2D4 2D3 2D2 2D1 1D8 1D7 1D6 1D5 1D4 1D3 1D2 1D1 1LE GND GND GND Vcc Vcc G Q D G Q D G Q D G Q D G Q D G Q D G Q D G Q D G Q D G Q D G Q D G Q D G Q D G Q D G Q D G Q D 12 11 12 6 1 Block Diagram ID Register CSR ESRs DQ8 15 DQ0 7 OUTPUT MULTIPLEXER Program Erase Voltage Switch BYTE CUI WSM 16 KBYTE Block 31 16 KBYTE Block 30 16 KBYTE...

Страница 105: ...t of the number of set bytes to transfer end the terminal varies in 3 states HTYPE L It works as HACK acknowledge output terminal for connection to 32 HACK 3 S O Motorola type microcomputer HWAIT HTYPE H It can be used as the weight terminal for connection to the general pur pose microcomputer For 3 state output connect the pull up resistor Interrupt request If interrupt status register is read in...

Страница 106: ...minal to input error signal to CD DSP When 16 bit bus width is selected HWID low It works as the microcomputer data bus of 11th bit When 8 bit bus width is selected HWID high It works as the terminal to output the subcode reading clock to the subcode interface of CD DSP When 16 bit bus width is selected HWID low It works as the microcomputer data bus of 10th bit When 8 bit bus width is selected HW...

Страница 107: ... For OSDPLT low pallet table 0 is used For OSDPLT high pallet table 1 is used Video8 register 0 Color difference signal output terminal of 3th bit Video8 register 1 It works as the OSD pallet data input terminal of 3rd bit Video8 register 0 Color difference signal output terminal of 2th bit Video8 register 1 It works as the OSD pallet data input terminal of 2rd bit Video8 register 0 Color differen...

Страница 108: ...ideo slave mode Video synchronizing signal and video clock are re ceived from the external Video output enable input terminal VDEN H Y 7 0 and C 7 0 terminals are made to be disable 3 state VDEN L Y 7 0 and C 7 0 terminals are made to be enable Note C 7 0 terminal is the multiplexed terminal as OSDPLT 3 0 and so on For Video8 register 0 VDEN terminal is valid for Y 7 0 alone Composite blank output...

Страница 109: ... O O 59 RAMCAS O O 60 RAMWE O O 61 RAMDQM O O 62 64 67 69 72 RAMDAT 15 0 3 S I O 74 79 82 Pin No Pin name Type Direction Function Address bus output for SDRAM connection Tip select output for SDRAM connection Tip select output terminal for SDRAM connection It is connected to 2nd SDRAM RAS output terminal for SDRAM connection Clock output terminal for SDRAM connection CAS output terminal for SDRAM ...

Страница 110: ...er Pin No Pin name Type Direction Function Ground terminal 3 3V power input terminal Test terminal Pull it down to GND Test terminal Pull it up to VDD Power down terminal When it is low current consumption becomes minimum with all functions of the device stopped Power down mode To return it to normal state set the terminal at high Then reset the device with RESET terminal Ground terminal for inter...

Страница 111: ...A2 P17 PO15 TIOCB2 TCLKD P20 PO0 TIOCA3 P21 PO1 TIOCB3 P22 PO2 TIOCC3 P23 PO3 TIOCD3 P24 PO4 TIOCA4 P25 PO5 TIOCB4 P26 PO6 TIOCA5 P27 PO7 TIOCB5 P47 AN7 DA1 P46 AN6 DA0 P45 AN5 P44 AN4 P43 AN3 P42 AN2 P41 AN1 P40 AN0 Vref AVcc AVss PA 5 A 21 IRQ5 PA 4 A 20 IRQ4 PA 3 A 19 PA 2 A 18 PA 1 A 17 PA 0 A 16 PB 7 A 15 PB 6 A 14 PB 5 A 13 PB 4 A 12 PB 3 A 11 PB 2 A 10 PB 1 A 9 PB 0 A 8 PC 7 A 7 PC 6 A 6 PC...

Страница 112: ...al 14 BCKIN I Audio data Bit clock input terminal 2 15 DIN I Audio data Data input terminal 2 16 LRCIN I Audio data Reference sampling clock input terminal 2 17 TEST Connect to GND 18 NC Not connected Be sure to open 19 VDD Digital power terminal 20 DGND Digital GND terminal 1 Internal pull up provided Schmidt trigger input 2 Schmidt trigger input 12 10 2 Block Diagram BCKIN LRCIN DIN ML MC MD RST...

Страница 113: ...tor built in 5 DVSS Digital power 0V For logic cell 6 DVDD2 Digital power 3 3V For logic cell 7 N C User use prohibited Open 8 HDWT I MPU write signal TTL level 9 HDRD I MPU read signal TTL level 10 HCEN I MPU chip selection TTL level 11 HD0 I O MPU data bus TTL level 12 HD1 I O MPU data bus TTL level 13 HD2 I O MPU data bus TTL level 14 HD3 I O MPU data bus TTL level 15 HD4 I O MPU data bus TTL l...

Страница 114: ...apacitor connection 47 RVDD Exclusive use power terminal 3 3V 48 RFIN I RF signal input 49 RVSS Exclusive use power terminal 0V 50 RVR1 1nd reference voltage For capacitor connection 51 DVR I DMO reference potential 1 65V recommended 52 DMO O Disc equalizer output for DVD Triple value PWM HiZ 53 RASN O External RAM row address selection Negative logic 54 CASN O External RAM row address selection N...

Страница 115: ... logic cell 85 SD3 O MPEG data output 86 SD2 O MPEG data output 87 SD1 O MPEG data output 88 SD0 O MPEG data output 89 SERR O MPEG data reliability flag Data error L 90 SBGN O MPEG output sector sync signal Sector top L 91 SENB O MPEG data effective flag Effective state L 92 SDCK O MPEG data transfer clock 93 DVSS Digital power 0V For logic cell 94 SREQ I MPEG data request flag Request state L TTL...

Страница 116: ...GEZZ IC501 RH iX1502GEZZ IC401 RH iX1484GEZZ IC502 RH iX1481GEZZ IC503 RH iX1479GEZZ IC505 RH iX1430GEZZ IC506 RH iX1480GEZZ IC507 VHiBR93L46F 1 IC509 VHiPST600DM 1 IC602 RH iX1468GEZZ IC701 VHiLB1638M 1 IC702 VHiBA6796FP 1 IC703 IC708 VHiBA10358F 1 IC801 IC802 IC803 VHiPCM1720E 1 IC201 VHiMC44722V 1 IC303 RH iX1462GEZZ ...

Страница 117: ...1 IC601 RH iX1475GEZZ IC707 RH iX1473GEZZ X501 RCRSC0019GEZZ X601 RCRSC0017GEZZ X702 RCRSC0018GEZZ IC2001 RH iX1531CEZZ IC2002 IC2003 VHiNJM2268M 1 IC2102 VHiTC4W53F 1 IC6001 IC6002 IC6003 IC6601 VHiNJM4560M 1 IC5001 VHiMN12510F 1 IC9001 VHiT78DL09S 1 IC9002 VHiBA17808T 1 IC9003 VHiPQ15RW11 1 ...

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