Sony HCD-PX333 specifications Service Position

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HCD-PX333

SERVICE POSITION

•In checking the MD mechanism deck section (MDM-7X2A), prepare two extension jigs (Part No. J-2501-100-A: 1.00 mm 27 core and

Part No. J-2501-198-A: 1.00 mm 17 core).

•In checking the CD mechanism deck section (CDM55A-21BD53), prepare extension jig (Part No. J-2501-075-A: 1.00 mm 21 core.)

Connect extension jig (J-2501-198-A) to the

BD (MD) board (CN103) and MD DIGITAL board (CN1004).

MD mechanism deck section (MDM-7X2A)

CN103

CN102

BD (MD) board

CD mechanism deck section (CDM55A-21BD53)

BD (CD) board	CN101

Pin 2 (GND)

Connect extension jig (J-2501-100-A) to the

BD (MD) board (CN102) and MD DIGITAL board (CN1003).

CN1004

CN1003	MD DIGITAL board

CN1005CN1002

CN1005	Connect extension jig (J-2501-075-A)
	to the BD (CD) board (CN101) and

MD DIGITAL board (CN1002).

Pin 3 (OUTSW)

harness

Note on Checking CD Mechanism Deck Section

In performing the operation check with the CD mechanism deck section removed from the main unit, the CD disc loading will be disabled if the connector cable between MD DIGITAL board (CN1005) and LOADING board (CN151) is disconnected. Accordingly, make preparation through the following steps.

1.Insert the CD disc for test with the set assembled.

2.Unplug the AC power cord to turn the power off, and remove the CD mechanism deck section. (Disconnect the connector cable between MD DIGITAL board (CN1005) and LOADING board (CN151), and also the connector cable between MD DIGITAL board (CN1002) and BD (CD) board (CN101))

3.Connect the CN1005 pin 3 (OUTSW) and pin 2 (GND) on the MD DIGITAL board with a lead wire.

4.Connect the connectors between MD DIGITAL board (CN1002) and BD (CD) board (CN101) with the extension tool (part No.: J-2501- 075-A).

Note 1: Under this condition, the CD can be played but the disc loading operation is disabled.

Note 2: After checking, disconnect the lead wire connected in step 3.

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Contents Specifications MDM-7X2AHCD-PX333 SELF-DIAGNOSIS Function MD SectionItems of Error History Mode Items and Contents HCD-PX333Table of Error Codes Error Code Details of ErrorCD Section Table of Contents Electrical AdjustmentsDiagrams Model IdentificationCleaning Objective Lens of Optical PICK-UP HCD-PX333 Section Servicing NotesFor CD For MDService Position JIG for Checking BD MD Board Waveform IOPWhen Memory NG is Displayed Record ProcedureSpecified Value Checks Prior to Parts Replacement and Adjustments in MDCriteria for Determination Measure if unsatisfactory Retry Cause Display Mode in MD Bit BinaryHexadecimal Binary Decimal Bit When BinaryHigher Bits Lower Bits Hexa Details CD Aging Mode CD aging mode sequenceRestrictions in CD-TEXT Display CD-TEXT Test DiscChecking Method CD-TEXT Test Disc Recorded Contents and Display Parts Identification Section General HCD-PX333Remote Control HCD-PX333 Section Disassembly This set can be disassembled in the order shown belowCase Front Panel SectionJack BOARD, BL BOARD, Panel BOARD, LCD REC BOARD, VOL BoardTRANSFORMER, Power and DC FAN Back PANEL, SP BOARD, TunerMain BOARD, Power Board AMP BoardMD Mechanism Deck MDM-7X2A Over Write Head HR901, BD MD BoardHolder Assy Loading Motor Assy M103Sled Motor Assy M102 Optical PICK-UP KMS-262Spindle Motor Assy M101 CD Mechanism Deck CDM55A-21BD53MD Digital Board Holder BU AssyBase Unit BU-21BD53, Holder 55-BU21 Tray CDM, Loading BoardCAM CDM55 HCD-PX333 Section Test Mode MD Seciton Precautions for USE of Test Mode Setting the Test ModeReleasing the Test Mode Basic Operations of the Test ModeSelecting the Test Mode CheckOperating the Continuous Playback Mode Functions of Other ButtonsMID OUTTest Mode Displays Meanings of Other DisplaysAutomatic SELF-DIAGNOSIS Function InformationCheck before replacement HCD-PX333 Section Electrical AdjustmentsParts Replacement and Adjustment Adjustment flow YESPrecautions for Checking Laser Diode Emission Precautions for USE of Optical PICK- UP KMS-262A/262EPrecautions for Adjustments Laser power meterUsing the Continuously Recorded Disc Temperature Compensation Offset CheckLaser Power Check Checks Prior to RepairsTraverse Check Auto CheckOther Checks Play Check MO Error Rate Check CD Error Rate CheckFocus Bias Check Self-Recording/playback CheckInitial Setting of Adjustment Value Temperature Compensation Offset AdjustmentLaser Power Adjustment Recording and Displaying the IOP InformationTraverse Adjustment Iop NV SaveYES R Focus Bias AdjustmentEnter Error Rate Check Auto Gain Control Output Level AdjustmentCD Auto Gain Control Output Level Adjustment MO Auto Gain Control Output Level AdjustmentAdjustment and checking Loacation Balance Check Curve CheckRF Level Check BD CD Board Conductor Side Memo MD Servo Section HCD-PX333 Section DiagramsBlock Diagrams A/D Converter Section OpticalMain Section FANDISPLAY, Power Supply Section ST/CD+10VCircuit Boards Location AUSSide B Schematic Diagram BD CD Board Semiconductor Printed Wiring Board BD MD BoardLocation 5959 IC B/D Printed Wiring Board MD Digital Section Schematic Diagram MD Digital /3 See page 79 for IC Block Diagrams See page 79 for IC Block Diagrams Semiconductor Location IC B/D HCD-PX333 Printed Wiring Board AMP Board Printed Wiring Board SP BoardSchematic Diagram AMP Board Schematic Diagram SP Board Printed Wiring Board Panel IC602Schematic Diagram Panel See page 55 for Circuit Boards Location 7474 Schematic Diagram Power Board Waveforms BD CD Board BD MD BoardMD Digital Board Main Board I2SLRCKOUTIC Block Diagrams IC101 CXA2523AR BD MD BoardIC141 BH6519FS-E2 BD MD Board IC1005 uDA1360TS MD Digital Board IC931 M62016L Main Board IC PIN Function Description BD MD Board IC151 CXD2662R Xcas XWEMvci AsyoFrdr FS4Srdr SfdrReset LVL1LVL0 DarstXelt WR-PWRI2CCLK VCC1VCC3 VSS3VCC4 VSS4Reset XT1 DrvdatDrvclk CLKIN-SW LOD POSLOD NEG CLP POSMain Board IC501 ∝PDSS3033AYGF-M18-3BA System Controller MD/CD Power GC PowerTR Relay KBD CHKPC Power SircsRDS CLK Self WriteSection Exploded Views REC BoardLCD601 1-804-371-11 Indicator TUBE, Liquid Crystal 58 A-4476-550-A Panel BOARD, CompleteChassis 152 151 163154 162 153 156 161 163311 305 313 314 310 309 319308 303359 357 355 354 352365 370 353 366353 369 360 356 359CD Mechanism Deck Section CDM55A-21BD53 510 505 508 511 504506 512 513 522 501 517 514 518 516 502 519 520 515 521HCD-PX333 Section AMP Electrical Parts List HCD-PX333 BD MD TANTAL. ChipElect Chip Diode F1J6TPJack Jack HCD-PX333 Loading Main HCD-PX333 Main MY,SP,HK,AUS AEP,UKMD Digital BOARD, Complete Capacitor CONNECTOR, FFC 31PHCD-PX333 Main MD Digital MD Digital Panel HCD-PX333 Panel Power HCD-PX333 Power REC HCD-PX333 VOL 111 HCD-PX333 Revision History