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Sony DVP S530D Training Manual

Digital video player
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Digital Video
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Circuit Description and Troubleshooting
Course: DVD-02

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Summary of Contents for Sony DVP S530D

  • Page 1 Training Manual ® Digital Video Player Circuit Description and Troubleshooting Course: DVD-02...
  • Page 2 Course Description and Troubleshooting: Model: DVP-S530D Prepared by: National Training Department Sony Service Company A Division of Sony Electronics Inc. Course presented by______________________________________ Date___________________________________________________ Student Name ___________________________________________...
  • Page 3 “DTS” is a trademark of Digital Theater Systems, Inc. “AC-3” is a trademark of Dolby Laboratories Licensing Corporation. “Dolby” and “Dolby Surround” are trademarks of Dolby Laboratories Licensing Corporation. “Sony” and “Digital Cinema Sound” are trademarks of Sony. “THX” is a trademark of Lucasfilm, Ltd.

  • Page 4: Table Of Contents

    What do I need to play both the AC-3 and DTS surround formats? Will a 5.1 channel DTS CD play in my CD player? Why won’t my older DVD player play DTS DVDs? Can DVD movies contain both DTS and AC-3 audio tracks?
  • Page 5 Initial Sled Motor Drive Initial Sled Movement Home Position Detection Laser Servo KHM-220A DVD Optical Block DVD Focus CD Focus Three Laser Beams from One Laser Photo Detectors Disc Identification Operation SACD Disc Type Focus Search Servo Focus Drive Focus Search Communications Spindle Motor Kick Mode CLV PB Mode...

  • Page 6: Introduction To The Dts Audio Format

    Note 3 - LD = Laser Discs; DVD = Digital videodiscs; DTV = Digital TV; theaters = Movie theaters; VHS = Videotape format. Test discs can be purchased from different distributors: Prologic test CD #SSTCD · Sony parts distributors. Call 1-800-222-Sony for a distributor Dolby DVD – TEST 1 # 22707 $45. · USC Products Marketing Co.; 1 800 983 6529 DTS Test CD (digital output only) ·...

  • Page 7: What Is Dts

    What do I need to play the DTS surround format? The DTS source can be a DVD movie or CD. The DTS decoder is com- monly found in the receiver. CD/DVD Player 6 Channel Receiver With DTS Decoder Digital output...

  • Page 8: Why Won't My Older Dvd Player Play Dts Dvds

    Why won’t my older DVD player play DTS DVDs? The DVD DTS flag was not established until Nov 1998. This flag must be inserted into the DVD’s digital coax or optical output for the receiver to recognize and decode DTS. Therefore DVD units that are not marked “DTS ready”...
  • Page 9 Compression Block: ADPCM: From • Transient analysis time to • Vector analysis freq • Prediction analysis Converter Global Bit Management Variable Length Coding Global Bit Management Once compression has taken place, an examination of the six data streams for density is made. Bit groups are tagged and moved from a high-den- sity channel to a low-density channel equalizing the amount of data.

  • Page 10: Board Layout

    BOARD LAYOUT...

  • Page 11: Dvd Features

    2 Composite Video Outputs 2 S-Video Outputs Component Video (Y, U, V) Outputs Audio 96kHz / 24 bit audio D/A Converter Sony Digital Cinema Sound Virtual Surround Sound Dolby AC-3 Surround Decoder DTS Decoder 2 Analog Outputs Coax & Optical Digital Outputs 1/4"...

  • Page 12: Block Diagram

    Block Diagram There are four major stages within this DVD player. They operate in this sequence to produce the discs’ video and audio: · Power Supply · Communications · Servo Control · Video and Audio Processing Power Supply The power supply block delivers five different voltages. Ever 5V is the only voltage present when the unit is plugged into AC.
  • Page 13 SPINDLE CONTROL IC802 MECHANISM TK-51 BD. IC001 OPTICAL DEVICE DATA FOCUS IC801 COIL FOCUS TRACK & COIL TRACKING COIL TILT MOTOR IC701 DRIVER SERVO TILT IC802 SPINDLE, SLED, & SPINDLE LOADING MOTOR SPINDLE DRIVER CONTROL IC303 SLED 3.3V EVER 5V POWER BLOCK LOADING...

  • Page 14: Video And Audio Processing

    Video and Audio Processing After the servos have begun, RF data will come from the optical assembly within the base unit. The “eye pattern” RF data is split into two paths to provide: 1. Feedback signal to lock the servos; and 2.
  • Page 15 SPINDLE CONTROL IC802 MECHANISM TK-51 BD. IC001 OPTICAL DEVICE DATA FOCUS IC801 COIL FOCUS TRACK & COIL TRACKING COIL TILT MOTOR IC701 DRIVER SERVO TILT IC802 SPINDLE, SLED, & SPINDLE LOADING MOTOR SPINDLE DRIVER CONTROL IC303 SLED 3.3V EVER 5V POWER BLOCK LOADING...

  • Page 16: Power Supply Block

    Power Supply Block The power supply is on a single board located to the left of the DVD mechanism. This board contains both the standby and the main power supply. The input line filter L101 and the board connectors are the only parts that are not available.
  • Page 17 SRV902UC BOARD Q101,102,T101 MAIN OSC. D101-104 RV201 PC101 PHOTO COUPLER L101 LINE PC102,Q201 FILTER POWER CONTROL Q121,122,T102 STBY OSC. F101 CN101 POWER SUPPLY BLOCK CN201 L201 +12V PS201 PS202 +3.3V PS203 PS204 -12V CN202 IC201 ERROR DET. CN203 EVER 5V L205 PC121 IC202...

  • Page 18: Standby Oscillator

    Standby Oscillator The standby oscillator produces Ever +5 volts when the DVD player is plugged into 120VAC. This Ever 5V is applied to the Interface IC201 (on the circuit board behind the front panel) and the audio and video mute transistors (on the rear board).
  • Page 19 MAIN OSC D101-D104 R121 R122 C108 R123 C102 C121 L101 R125 LINE FILTER R128 R126 Q122 R127 D121 D122 PC121 ON3131 IC202 AN1431 STANDBY OSCILLATOR T102 C123 R130 Q121 D206 C210 R124 D208 R129 R206 470 OHMS 100 OHM R207 C212 4.1V R208...

  • Page 20: Main Oscillator

    The main oscillator stage operates like the standby oscillator stage ex- cept that the main oscillator is switched ON/OFF and there are multiple secondaries to supply the needs of the DVD player. The main oscillator has four parts: · Enable ·...
  • Page 21 STBY D105 L105 C110 R102 C111 R103 L102 D106 4.7mF R104 D110 C113 Q102 D109 R109 R107 PC101 EVER 5V ON3131 R211 PC102 ON3131 D201 L201 T101 C201 C202 D202 L202 C203 L203 Q101 D203 RV201 3.3V ADJ. D204 D108 MTZJ3.0 R204 R106...

  • Page 22: Power Control

    Power Control Plug In When the DVD player is plugged into AC, the power supply only outputs Ever 5V to: · Analog audio mute transistors – AU-212 board · Interface IC201/pin 16 – FL101 board · Reset IC202/pin 5 - FL101 board The mute transistors are biased ON to keep the 5.1, headphones and L/...
  • Page 23 IC202 FR150 RESET EVER 5V PST9140 CN201/ CN002 R274 IC051 RECEIVER IC201 INTERFACE CONTROL M38857 R072 MCH- E206FP R071 EVER R221 X201 S071 4MHz R222 POWER FRONT PANEL BUTTONS S212-S218 P CONT. EVER 5V SRV902UC PWR BLK D203 DOLBY DIGITAL C211 IC203 BUFFER...
  • Page 24 P M 3 3 9 4 , F L U K E & P H I L I P S c h 1 c h 2 c h 3 c h 4 C H 1 ! 5 . 0 0 V = C H 2 ! 2 .
  • Page 25 IC202 FR150 RESET EVER 5V PST9140 CN201/ CN002 R274 IC051 RECEIVER IC201 INTERFACE CONTROL M38857 R072 MCH- E206FP R071 EVER R221 X201 S071 4MHz R222 POWER FRONT PANEL BUTTONS S212-S218 P CONT. EVER 5V SRV902UC PWR BLK D203 DOLBY DIGITAL C211 IC203 BUFFER...

  • Page 26: Communications Block

    Communications Block Both serial and parallel bus structures are used in the same unit of today’s DVD players. The serial data bus is a simple way to provide communica- tions between ICs. On one line, data is transmitted one bit after another to the next IC in 8, 16, 20, 24 or 32 bit groups.
  • Page 27 CS FROM IC601 IC201 IC201 INTERFACE CONTROL EEPROM SERIAL BUS CHIP CS FROM SELECTS IC202 IC202 SYSTEM IC205 CONTROL FLASH PARALLEL BUS IC401 CS FROM IC202 DECODE COMMUNICATIONS BLOCK CS FROM CS FROM CS FROM IC202 IC202 IC202 IC902 IC501 IC905 AUDIO AUDIO...

  • Page 28: Serial Data Communications

    Serial Data Communications A close examination of the serial bus structure shows there are two serial buses. Both are active as long as the set is ON. Serial Bus 0 Serial Bus 1 Serial Bus 0 Bus 0 is used for bi-directional communications between: ·...
  • Page 29 FL101 BD. MB85 BD. IC201 DISPLAY EEPROM AK6440AF CN202/ CN006 SIN 1 S OUT 1 IC201 INTERFACE CONTROL M38857MCH S BUSY SRDY IC202 SYSTEM CONTROL MB91101PFV XFMCS CSOL XIF BUSY SERIAL DATA COMMUNICATIONS IC902 IC501 IC905 AUDIO AUDIO FRONT 2 CH DAC L/R DAC CXD8799N CDX1901R...

  • Page 30: Serial Bus 1

    Serial Bus 1 Bus 1 is used for communications between: · System Control IC202 · Audio DSP IC501 · Audio 2 channel IC902 · Front, Rear, and Center D/A converters IC905 to IC907 System Control IC202 is the master IC. It sends and receives data on the serial data in (SI1, at IC202/pin 79) and out (SO1, at IC202/pin 80) lines.
  • Page 31 FL101 BD. MB85 BD. IC201 DISPLAY EEPROM AK6440AF CN202/ CN006 SIN 1 S OUT 1 IC201 INTERFACE CONTROL M38857MCH S BUSY SRDY IC202 SYSTEM CONTROL MB91101PFV XFMCS CSOL XIF BUSY SERIAL DATA COMMUNICATIONS IC902 IC501 IC905 AUDIO AUDIO FRONT 2 CH DAC L/R DAC CXD8799N CDX1901R...

  • Page 32: Parallel Data Communications

    Parallel Data Communications There are six ICs that communicate with System Control IC202 on the parallel bus: ICs on the Parallel Bus Name Number 1. Flash ROM IC205 Start up program instructions 2. Hybrid Gate IC601 Expansion port for System Control Array IC202 3.
  • Page 33 INTERRUPT IC205 16M FLASH MBM29LV160B A1-20 DO-15 AO-21 IC202 DO-15 SYSTEM CONTROL ADDRESS & DATA PARALLEL BUS MB91101PFV A1-16 DO-15 IC204 1M SRAM IC601 IDT71VD16S20 CXD8788Q XCS1 INTERRUPTS INTERRUPTS SERIAL BUS IC601/PIN IC202 TO IC201 IC501 PIN 19 PIN 157 IC902 PIN 88 PIN 155...

  • Page 34: Communications From Ic202 To Other Ics

    Address Lines Direct Addressing The parallel bus in this unit contains multiple address lines to designate the destination of the data within the IC that is chip selected. These ad- dress lines are labeled A0-21 from master IC202. Address lines are shared by some destination ICs and none use all 22 address lines.
  • Page 35 INTERRUPT IC205 16M FLASH MBM29LV160B A1-20 DO-15 AO-21 IC202 DO-15 SYSTEM CONTROL ADDRESS & DATA PARALLEL BUS MB91101PFV A1-16 DO-15 IC204 1M SRAM IC601 IDT71VD16S20 CXD8788Q XCS1 INTERRUPTS INTERRUPTS SERIAL BUS IC601/PIN IC202 TO IC201 IC501 PIN 19 PIN 157 IC902 PIN 88 PIN 155...

  • Page 36: Mechanism

    Mechanism Disc Tray and Laser Platform Position Tray Movement The loading motor moves the disc tray in or out. Without the tray, the loading motor’s shaft is seen on the right side. Teeth Pawl Channel Tray Bottom Top View The rotation of the motor turns the three gears to its left. The final gear at the far-left mates with the teeth on the tray.

  • Page 37: Tilt Motor

    No Power Tray Removal – From the Top 1. Remove the two screws and the mechanism’s top cover to expose the tray and laser platform. 2. Locate the top pawl under the tray by inserting a small screwdriver between the platform and tray. The pawl is just in front of the spindle motor.
  • Page 38 Focus Coil Voltage applied to the focus coil that is connected to the lens opposes a stationary vertical magnet. The force generated moves the objective lens up or down to focus the laser spot on the information layer of the disc. Magnet Lens F Coil...

  • Page 39: Power On Mechanical Sequence - No Disc

    Power ON Mechanical Sequence – No Disc Operation 1. Power On button is pressed. 2. Disc tray is closed (if open) and placed into a chucked position. 3. Sled moves the optical assembly to home position. 4. Tilt Motor resets laser platform to mid position. 5.

  • Page 40: Power On Mechanical Sequence - Dvd Disc

    Power ON Mechanical Sequence – DVD Disc Operation 1. Power On button is pressed. 2. Disc tray is closed (if open) and placed into a chucked position. 3. Sled moves the optical assembly to home position. 4. Tilt Motor resets laser platform to mid position. 5.
  • Page 41 NOTES...

  • Page 42: Tray Motor Drive

    System Controls IC202. The serial communications are always present as long as the DVD player is on, but an additional group of data is output when the S212 tray button is pressed. Serial communications in this DVD player occur in the following sequence: 1.
  • Page 43 EVER 5V IC203 S213-S218 BUFFER IC201 FRONT SN74 INTERFACE PANEL HCT08 CONTROL CN202/ BUTTONS M38857 CN006 R211 R213 SCLK R212 SBUSY1 ON/OFF S071 S OUT R044 (FR101 BD.) SRDY1 TRAY OPEN/CLOSE R036 S212 DIGITS SEGMENTS ND201 FLUORESCENT DISPLAY FL101 BD. MB85 BD.
  • Page 44 The “tray 3” group of waveforms below are taken of the serial communi- cations occurring when the front panel tray button S212 is pressed. Note that when comparing these waveforms to the group of “tray 1”, an extra set of communications takes place 20msec later. P M 3 3 9 4 , F L U K E &...
  • Page 45 EVER 5V IC203 S213-S218 BUFFER IC201 FRONT SN74 INTERFACE PANEL HCT08 CONTROL CN202/ BUTTONS M38857 CN006 R211 R213 SCLK R212 SBUSY1 ON/OFF S071 S OUT R044 (FR101 BD.) SRDY1 TRAY OPEN/CLOSE R036 S212 DIGITS SEGMENTS ND201 FLUORESCENT DISPLAY FL101 BD. MB85 BD.

  • Page 46: Initial Sled Motor Drive

    Initial Sled Motor Drive Initial Sled Movement Start When the laser’s platform is lifted to a level position, the disc is sand- wiched between the spindle motor table and the magnet. In this position the disc is said to be “chucked”. The chucked position requires System Control IC202 to retrieve the initial sled program stored in EEProm memory IC201 (not shown) via the parallel bus.
  • Page 47 X201 12.5MHz IC202 IC601 SYSTEM CONTROL CXD8788Q MB91101 SDCPS SDPWR INT1 SPPRD INT3 SDPIT HA0-5 HA0--5 INTERRUPT 17-19 17-19 ADDRESS DATA PARALLEL TK51 BD. D803 MB85 BD LDMM X001 27MHz IC701 SERVO DSP CXD8791Q STVC PWM2 IC802 2/3 SLDA WRITE PWM0 SLED MOTOR SLDB...
  • Page 48 IC601 and IC701 Communications Name From IC 1. Chip System Control IC202 Select 2. Read System Control IC202 3. Write System Control IC202 4. Interrupt Servo IC701 Address Bi-directional Data Bi-directional Bi-directional communications between IC601 and IC701 are similar to that described for IC202 and IC601.
  • Page 49 X201 12.5MHz IC202 IC601 SYSTEM CONTROL CXD8788Q MB91101 SDCPS SDPWR INT1 SPPRD INT3 SDPIT HA0-5 HA0--5 INTERRUPT 17-19 17-19 ADDRESS DATA PARALLEL TK51 BD. D803 MB85 BD LDMM X001 27MHz IC701 SERVO DSP CXD8791Q STVC PWM2 IC802 2/3 SLDA WRITE PWM0 SLED MOTOR SLDB...

  • Page 50: Home Position Detection

    Sled Stepping Motor Name Channel 1 STVC (ref) IC701/pin 7 Channel 2 SLDA (inward) IC701/pin 9 Channel 3 SLDB (outward) IC701/pin 8 Time base 5usec/div. The sled motor can be driven manually in either direction to produce the waveforms shown by using the test mode’s manual servo control. Sled Driver IC802 Sends Voltages to the Stepper Sled Motor When the input pulses to pulse Sled motor Driver IC802 are not identical to the input reference, the sled motor is driven.
  • Page 51 X201 LDMM 12.5MHz IC202 IC601 SYSTEM CONTROL CXD8788Q MB91101 SDCPS SDPWR INT1 SPPRD INT3 SDPIT HA0-5 HA0--5 INTERRUPT 17-19 17-19 ADDRESS DATA PARALLEL TK51 BD. D803 MB85 BD X001 27MHz IC701 2.3V SERVO DSP CXD8791Q STVC PWM2 IC802 2/3 SLDA WRITE PWM0 SLED MOTOR...

  • Page 52: Laser Servo

    Laser Servo After the disc tray is closed (disc chucked/platform up), the laser is turned on. The laser on command takes this six-step path from IC202: 1. System control IC202 2. HGA IC601 3. Servo DSP IC701 4. DVD/CD RF Amplifier IC00 5.

  • Page 53: Laser Servo

    MB85 BD. TK51 BD,. CN002/ CN003 SSCS IC701 SDEN SSRD SERVO SSWD CXD879 SSCK SCLK IC001 DVD/CD RF AMP SSI33P PARALLEL 3722 FROM HGA SDEN - CHIP SELECT IC601/118 - NOT USED - CLOCK SCLK - DATA COMMUNICATIONS ONLY WHEN A CHANGE IS NEEDED R006 R005...

  • Page 54: Khm-220A Dvd Optical Block

    KHM-220A DVD Optical Block Sony DVD players had two independent laser assemblies. One was used to play DVD and the other used to play CDs. In 1999, a single DVD laser in the KHM-220A block was used to play both discs. There were two additional G &...

  • Page 55: Three Laser Beams From One Laser

    Single F o c u s 1.1 cm Point C D F O C U S C O R R E C T E D Three Laser Beams from One Laser Although there is one laser, there are three spots of light on the disc’s information layer.

  • Page 56: Photo Detectors

    The extra detectors are to permit this laser assembly to read DVD-R discs in future players. This DVD player cannot play DVD-Recordable discs even though the laser has the ability to do so. Detectors E & F are added together and treated as one.
  • Page 57 NOTES...

  • Page 58: Disc Identification

    SACD Disc Type SACD stands for Super Audio Compact Disc. Although this DVD player can detect the SACD disc, it can only play its normal CD layer (number two). The first layer can contain six channels of uncompressed audio and...
  • Page 59 DISC TYPE 1.1 CM 0.6 CM 0.6 CM 0.6 CM 1.1 CM SACD DISC IDENTIFICATION CONCEPT INFO LAYER DISC ENTRY INFO LAYER DISC ENTRY 2ND LAYER 1ST LAYER DISC ENTRY 2ND LAYER 1ST LAYER DISC ENTRY OPTICAL BLOCK MIRROR SIGNAL DVD SL INFO LAYER...

  • Page 60: Focus

    Focus Mechanical focus of the laser beam on the information layer of the disc is accomplished by moving the laser’s objective (final) lens closer to or away from the disc. Applying a current to a coil that is attached to the lens controls the lens position.
  • Page 61 X201 12.5MHz IC601 CXD8788Q IC202 SDCPS SYSTEM CONTROL SDPWR MB91101 SDPRD SDPIT INT1 INT3 HA0-5 HAO-5, 17-19 17-19 ADDRESS DATA PARALLEL MB-85 BD. Q801 XDRV MUTE X001 27MHz IC701 WRITE SERVO DSP READ CXD8791Q FCD- R802 DAB3 HINT R801 DAB2 INTERRUPT HD0-7 FCD+...

  • Page 62: Focus Drive

    Focus Drive Servo IC701 outputs two square waves from pins 80 and 85 as long as the set is powered. The reference square wave comes from pin 80 and is fixed at 50% duty cycle. When the duty cycle of pin 85’s waveform changes, the focus coil receives current.
  • Page 63 X201 12.5MHz IC601 CXD8788Q IC202 SDCPS SYSTEM CONTROL SDPWR MB91101 SDPRD SDPIT INT1 INT3 HA0-5 HAO-5, 17-19 17-19 ADDRESS DATA PARALLEL MB-85 BD. Q801 XDRV MUTE X001 27MHz IC701 WRITE SERVO DSP READ CXD8791Q FCD- R802 DAB3 HINT R801 DAB2 INTERRUPT HD0-7 FCD+...
  • Page 64 IC202 to IC601 Communications Signal Active Chip Select (CS1 or CS4) Clock IC202/pin 5 Write IC202/pin 22 Six Address lines HA 0-5 16 Data lines HD 0-15 When IC601 wants to send reply data to IC202, an interrupt signal is sent to IC202.
  • Page 65 X201 12.5MHz IC601 CXD8788Q IC202 SDCPS SYSTEM CONTROL SDPWR MB91101 SDPRD SDPIT INT1 INT3 HA0-5 HAO-5, 17-19 17-19 ADDRESS DATA PARALLEL MB-85 BD. Q801 XDRV MUTE X001 27MHz IC701 WRITE SERVO DSP READ CXD8791Q FCD- R802 DAB3 HINT R801 DAB2 INTERRUPT HD0-7 FCD+...

  • Page 66: Spindle Motor

    Spindle Motor The spindle motor has a “kick” mode and a run mode. The kick mode is used to start and stop the motor, bringing the motor up to speed or to a stop quickly. The CLV PB mode utilizes the pits on the disc surface to regulate the spindle motor speed.
  • Page 67 ARPINT ARPRD IC601 ARPWR CXD8788Q ARPCS X201 12.5MHz SDCPS IC202 SDPWR SYSTEM CONTROL MB91101 SDPIT INT1 HAO-5, HA0-5 17-19 17-19 ADDRESS DATA PARALLEL ARPWR ARPRD ARPINT IC001 FROM SCKO1 PLL1700E X001 CLK 33.8MHz 27MHz RF/CLK COMPARISON NO DISC=3V LOCKED=0.5V X001 27MHz IC701 SERVO DSP...

  • Page 68: Clv Pb Mode

    CLV PB Mode In the CLV PB mode, IC001, IC303 and IC802 are used to regulate the spindle motor speed. System Control IC202 issues a CLV run command to IC303. By this time, the disc has reached data output speed so IC303 can use the data to govern the spindle motor.
  • Page 69 ARPINT ARPRD IC601 ARPWR CXD8788Q ARPCS X201 12.5MHz SDCPS IC202 SDPWR SYSTEM CONTROL MB91101 SDPIT INT1 HAO-5, HA0-5 17-19 17-19 ADDRESS DATA PARALLEL ARPWR ARPRD ARPINT IC001 FROM SCKO1 PLL1700E X001 CLK 33.8MHz 27MHz RF/CLK COMPARISON NO DISC=3V LOCKED=0.5V X001 27MHz IC701 SERVO DSP...

  • Page 70: Tracking Servo

    Tracking Servo The purpose of the tracking servo is to keep the laser beam positioned at the center of the disc’s data (stream). This is achieved mechanically by attaching a lightweight coil of wire to the laser’s objective (final) lens. This coil faces a stationary magnet.
  • Page 71 IC601 CXD8788Q IC202 SDCPS SYSTEM CONTROL SDPWR MB91101 SDPIT HA0-5 HA0-5 17-19 17-19 ADDRESS DATA PARALLEL MB85 BD. Q801 XDRV MUTE IC701 SERVO DSP CXD8791Q WRITE TRD+ R805 DAB0 HINT R806 DAB1 INTERRUPT HD0-7 TRD- 1010 FCSON ADC1 EA0-1 ADDRESS DATA IC001 DVD/CD RF AMP...

  • Page 72: Sled Motor Drive - Pb

    Sled Motor Drive - PB Initially during disc search, just System Control IC202 data was used to move the sled motor. During playback, IC202 data and tracking error are used to handle the sled movement. The choice is dependent upon the location of disc information.
  • Page 73 2.5V REF. IC803/7 R708 C706 R710 2V(IC803/9) C705 IC801 3/3 TRACKING R707 COIL IC702 DRIVER NJM2904V R839 BA5981FP IN2- IN2+ R805 TRACKING COIL ADDRESS HA0-5, IC202 17-18 SYSCON MB91101 HD0- DATA OPTICAL IC001 DEVICE DVD/CD RF AMP SSI33P 3722 TK51 BD. SLED MOTOR DRIVE - PB MB 85 BD IC701...

  • Page 74: Tilt Servo

    Tilt Servo Operation The laser is mounted on a platform that pivots at the center and rests on an incline gear at one end. The tilt motor controls the incline gear and consequently the angle of the laser beam with respect to the disc. The tilt motor is operational at: ·...
  • Page 75 X201 12.5MHzx IC601 CXD8788Q IC202 SYSTEM SDCPS CONTROL SDPWR MB91101 SDPRD SDPIT 115 INT1 HA0-5, INT3 HA0-5, 17-19 17-19 ADDRESS DATA PARALLEL SERIAL IC201 EEPROM AK6440AF XDRV MUTE X001 27MHz IC701 SERVO DSP R841 WRITE CXD8791Q TLTB R843 INTERRUPT GI02 HINT R842 GI01...

  • Page 76: Manually Driving The Tilt Motor

    Clicking Noises If the DVD player was unplugged, the incline gear will not be returned to its lower stop position and will remain at its middle playback position. When the unit is powered ON again, the incline gear will be instructed to Laser beam per- step a full rotation from one stop to the other.
  • Page 77 X201 12.5MHzx IC601 CXD8788Q IC202 SYSTEM SDCPS CONTROL SDPWR MB91101 SDPRD SDPIT 115 INT1 HA0-5, INT3 HA0-5, 17-19 17-19 ADDRESS DATA PARALLEL SERIAL IC201 EEPROM AK6440AF XDRV MUTE X001 27MHz IC701 SERVO DSP R841 WRITE CXD8791Q R843 INTERRUPT GI02 HINT R842 GI01 HD0-7...

  • Page 78: A/V Processing Block

    The digital information is returned to analog form by the internal D/A converter. The DVD player’s menu is added as an on screen display (OSD) just before the analog video leaves IC401.
  • Page 79 OPTICAL RF AMP DEVICE IC001 A - H PATTERN SERVO IC D/A CONV IC902 AUDIO IC905 IC906 IC501 IC907 A/V PROCESS BLOCKS ARP2 DECODER IC303 IC401 AUDIO JITTER DIGITAL AUDIO (COAX/DIG) L/R (ANALOG) L/R MAIN (5.1) L/R (REAR 5.1) C/W (5.1) VIDEO OUTPUT AUDIO...

  • Page 80: A/V Processing

    A/V Processing There are three major ICs in the combined A/V processing chain; two buffers in the following video chain and nine ICs in the final audio chain: A/V Processing ICs Combined A/V Video RF Amp IC001 Video Buffers IC303 ARP2 IC303 Video Buffers IC321 A/V Decoder...
  • Page 81 MB85 BD. CN001 R022 C019 A-D (DC) IC001 OPTICAL 9-12 RF AMP DEVICE SSI33P KHM220 3722 -AAA 16,40 (AC) FE,TE,PI TO SERVO IC701 TK51 BD. MB85 BD. A/V PROCESSING 3.3V IC302 WJM2370U33 IC303 ARP2 1.2Vp-p CXD8784R PATTERN C001 RF IN1 XRAJ CN003/ RF IN2...
  • Page 82 · Some variables in the MEPEG Video and AC-3 Audio processing · What ICs to check during start up · Stores the power ON DVD Sony logo · Test mode overall operation (servo data is in IC201) · Color bars used in the test mode (main picture) ·...
  • Page 83 XSAK XSRQ XSHD DATA SDCK FROM IC303 A/V DATA BUS CD OUT CD IN2 AUDIO CD L/RCLK CD LRK DATA B CLK FROM CD BCK CD DATA IC303 CD IN1 ICLK IS MAX IC402, IC403 IREQOW DRAMS IVRLIW KM16S 1020CT IC401 A/V DECODER L/RCK...
  • Page 84 Audio DSP IC501 Purpose: · Down-mixing of six channel AC-3 into two (L/R) channels · Dolby Prologic decoding · Audio enhancements when there is no AC-3 received (this rear chan- nel delay circuitry is only found in some models): Digital Cinema Sound gives you the illusion of various spatial room â...

  • Page 85: Audio Processing

    L/R CK FROM IC401/25 CH780 B CLK IC501 FROM AUDIO DSP IC401/26 CXD1901R D IN CH120 A CH 120 A CH 340 A CH 560 FROM IC401/21,23 CH340 CD DO CD OUT CD LR CD L/R CH560 B CK CD BK CD DATA CD SO L/R CLK...

  • Page 86: Test Mode

    This is used when memory IC201 or the optical assembly is replaced. Test discs are required for these adjustments. The Super Audio CD (SACD) procedure is in this generic test program, but this DVD player cannot play SACDs. 2. Drive Manual Adjustment Servo adjustments stored in EEProm IC201 can be altered manually.
  • Page 87 ### Syscon Diagnosis ### Check Menu 0. Quit 1. All 2. Version 3. Peripheral 4. Servo 5. Supply 6. AV Decoder 7. Video 8. Audio ## Drive Auto Adjustment ## Adjustment Menu 0. ALL 1. DVD-SL 2. CD 3. DVD-DL 4.

  • Page 88: Additional Test Mode

    DVD unit and test the front panel display. This individual operation of the Interface IC201 is independent of the initial start up communications with Syscon IC202. Access: Plug in the DVD player Press and hold the front panel keys: RETURN STOP...
  • Page 89 NOTES...

  • Page 90: Troubleshooting

    When the model DVP-S530 DVD player is first plugged in and turned on, several things occur before “NO DISC” is displayed on the front panel. One operation is performed after the next until it reaches the end of the chain. A failure will prevent it from reaching the end and often a side trip is taken to protect the unit by shutting down.
  • Page 91 Request Pulses to Syscon IC202 for Service Interrupt pulse Through IC601 From ARP2 IC303/pin In pin 108 (arpwt) 86 (Wait) Out pin 157 (wait) A/V Decoder In pin 72 (avdwt) IC401/pin 198 Out pin 157 (wait) (wait) A/V Decoder Direct IC401/pin 196 (interrupt) Interface...
  • Page 92 IC303/pin 17 input level will prevent a lock and so will a defective IC303. 5. This DVD player uses the laser and focus servos to identify the DVD. One may not be working. From the test mode, manually turn on the laser and focus search servos (Drive Manual Operation/Servo Con- trol) for observation.

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