Sony HCD-PX333 In-Sw, Lod Pos, Lod Neg, Clp Pos, CLP NEG Bvdd, Bvss, Avref, Tel, SEL3, Disc-Sens

Page 89

HCD-PX333

Pin No.

 

Pin Name

I/O

 

 

 

Description

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

53

 

 

 

 

 

 

 

 

 

 

 

 

 

I

Detection input from the tray open/close detect switch (S1)

“L”: when tray is close

 

 

 

IN-SW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CD loading motor (M201) control signal output to the motor driver IC (IC1102)

54

 

LOD POS

O

 

“L” active

*1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CD loading motor (M201) control signal output to the motor driver IC (IC1102)

55

 

LOD NEG

O

 

“L” active

*1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

56

 

 

 

 

 

 

 

 

O

Motor control signal output to the motor driver IC

“L” active

Not used (open)

 

 

CLP POS

57

 

 

 

 

 

 

O

Motor control signal output to the motor driver IC

“L” active

Not used (open)

 

CLP NEG

 

58

 

 

 

 

BVDD

—

Power supply terminal (+5V) (for digital system)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

59

 

 

 

 

 

BVSS

—

Ground terminal (for digital system)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

60 to 73

 

 

 

 

 

 

NC

O

Not used (open)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

74

 

 

 

 

AVDD

—

Power supply terminal (+5V)

 

 

 

 

 

 

75

 

 

 

 

 

AVSS

—

Ground terminal

 

 

 

 

 

 

76

 

 

 

 

AVREF

I

Reference voltage (+5V) input terminal

 

 

 

 

 

77 to 80

KEY0 to KEY3

I

Key input terminal (A/D input)

Not used (fixed at “H”)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

81 to 83

SEL0 to SEL2

I

Model destination setting terminal (A/D input)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

84

 

 

 

 

 

 

TEL

I

Tracking error level detection input terminal

Not used (open)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

85

 

 

 

 

 

SEL3

I

Model (CD mechanism deck) destination setting terminal (A/D input)

86

DISC-SENS

I

Detection input from the disc in detect sensor (A/D input)

“H”: disc in Not used (open)

87

MECHA-JIGU

I

Not used (open)

 

 

 

 

 

 

88

 

 

 

 

 

 

 

I

Setting terminal for the CD test mode

“L”: CD test mode

Normally: fixed at “H”

 

 

 

 

 

 

ADJ

 

89

 

 

 

I

Busy signal input for the IIC bus

 

 

 

 

 

 

 

 

 

I2CHELP

 

 

 

 

 

 

 

90

 

 

 

I

Busy signal input for the IIC bus

 

 

 

 

 

 

 

 

 

I2CHELP

 

 

 

 

 

 

 

91

 

 

 

 

 

SCOR

I

Subcode sync (S0+S1) detection signal input from the CD block

 

92

 

 

 

 

 

 

NC

O

Not used (open)

 

 

 

 

 

 

93

 

 

 

 

 

 

 

 

 

 

 

 

 

I

Power off signal input from the system controller (IC501)

 

 

 

 

 

AC-CUT

 

 

 

 

 

 

94, 95

JOG0, JOG1

I

Rotary encoder jog dial pulse input terminal

Not used (fixed at “L”)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

96

 

 

 

 

 

 

NC

O

Not used (open)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

97

 

 

 

 

 

 

 

O

Serial data latch pulse output to a FL driver

Not used

 

 

 

 

LEDLAT

 

 

 

98

 

 

 

 

 

 

I

Chip select signal output to a FL driver

Not used

 

 

 

 

 

 

 

DRVCS

 

 

 

 

99

 

 

 

 

 

I

Reset signal output to a FL driver

“L”: reset

Not used

 

 

 

 

DRVRST

 

 

 

100

 

 

 

 

 

GND

—

Ground terminal

 

 

 

 

 

 

*1 Loading motor (M201) control

 

 

Mode

LOADING

EJECT

BRAKE

RUN IDLE

Terminal

 

 

 

 

 

 

 

 

 

 

 

 

 

“L”

“H”

“L”

“H”

 

LOD NEG

(pin tg)

 

 

“H”

“L”

“L”

“H”

 

LOD POS

(pin tf)

89

Page 88 Page 90
Image 89
Page 88 Page 90
Contents MDM-7X2A SpecificationsMD Section HCD-PX333 SELF-DIAGNOSIS FunctionHCD-PX333 Items of Error History Mode Items and ContentsError Code Details of Error Table of Error CodesCD Section Electrical Adjustments Table of ContentsDiagrams Model IdentificationHCD-PX333 Section Servicing Notes Cleaning Objective Lens of Optical PICK-UPFor CD For MDService Position IOP JIG for Checking BD MD Board WaveformRecord Procedure When Memory NG is DisplayedSpecified Value Checks Prior to Parts Replacement and Adjustments in MDCriteria for Determination Measure if unsatisfactory Bit Binary Retry Cause Display Mode in MDHexadecimal Binary Decimal Bit When BinaryHigher Bits Lower Bits Hexa Details CD aging mode sequence CD Aging ModeRestrictions in CD-TEXT Display CD-TEXT Test DiscChecking Method CD-TEXT Test Disc Recorded Contents and Display Section General HCD-PX333 Parts IdentificationRemote Control This set can be disassembled in the order shown below HCD-PX333 Section DisassemblyFront Panel Section CaseREC BOARD, VOL Board Jack BOARD, BL BOARD, Panel BOARD, LCDBack PANEL, SP BOARD, Tuner TRANSFORMER, Power and DC FANAMP Board Main BOARD, Power BoardOver Write Head HR901, BD MD Board MD Mechanism Deck MDM-7X2ALoading Motor Assy M103 Holder AssyOptical PICK-UP KMS-262 Sled Motor Assy M102CD Mechanism Deck CDM55A-21BD53 Spindle Motor Assy M101Holder BU Assy MD Digital BoardTray CDM, Loading Board Base Unit BU-21BD53, Holder 55-BU21CAM CDM55 HCD-PX333 Section Test Mode Setting the Test Mode MD Seciton Precautions for USE of Test ModeReleasing the Test Mode Basic Operations of the Test ModeCheck Selecting the Test ModeFunctions of Other Buttons Operating the Continuous Playback ModeMID OUTMeanings of Other Displays Test Mode DisplaysInformation Automatic SELF-DIAGNOSIS FunctionCheck before replacement HCD-PX333 Section Electrical AdjustmentsParts Replacement and Adjustment YES Adjustment flowPrecautions for USE of Optical PICK- UP KMS-262A/262E Precautions for Checking Laser Diode EmissionPrecautions for Adjustments Laser power meterTemperature Compensation Offset Check Using the Continuously Recorded DiscLaser Power Check Checks Prior to RepairsTraverse Check Auto CheckOther Checks CD Error Rate Check Play Check MO Error Rate CheckFocus Bias Check Self-Recording/playback CheckTemperature Compensation Offset Adjustment Initial Setting of Adjustment ValueLaser Power Adjustment Recording and Displaying the IOP InformationIop NV Save Traverse AdjustmentYES R Focus Bias AdjustmentEnter Auto Gain Control Output Level Adjustment Error Rate CheckCD 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 Optical A/D Converter SectionFAN Main SectionST/CD+10V DISPLAY, Power Supply SectionAUS Circuit Boards LocationSide 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 SP Board Printed Wiring Board AMP BoardSchematic Diagram AMP Board Schematic Diagram SP Board IC602 Printed Wiring Board PanelSchematic Diagram Panel See page 55 for Circuit Boards Location 7474 Schematic Diagram Power Board BD CD Board BD MD Board WaveformsMD Digital Board Main Board I2SLRCKOUTIC101 CXA2523AR BD MD Board IC Block DiagramsIC141 BH6519FS-E2 BD MD Board IC1005 uDA1360TS MD Digital Board IC931 M62016L Main Board IC PIN Function Description BD MD Board IC151 CXD2662R XWE XcasMvci AsyoFS4 FrdrSrdr SfdrLVL1 ResetLVL0 DarstWR-PWR XeltI2CCLK VCC1VSS3 VCC3VCC4 VSS4Drvdat Reset XT1Drvclk CLKLOD POS IN-SWLOD NEG CLP POSMain Board IC501 ∝PDSS3033AYGF-M18-3BA System Controller GC Power MD/CD PowerTR Relay KBD CHKSircs PC PowerRDS CLK Self WriteREC Board Section Exploded Views58 A-4476-550-A Panel BOARD, Complete LCD601 1-804-371-11 Indicator TUBE, Liquid CrystalChassis 163 152 151154 162 153 156 161 163314 310 309 319 311 305 313308 303357 355 354 352 359365 370 353 366353 369 360 356 359510 505 508 511 504 CD Mechanism Deck Section CDM55A-21BD53506 512 513 522 501 517 514 518 516 502 519 520 515 521HCD-PX333 Section AMP Electrical Parts List TANTAL. Chip HCD-PX333 BD MDElect Chip Diode F1J6TPJack Jack HCD-PX333 Loading Main HCD-PX333 Main AEP,UK MY,SP,HK,AUSMD 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
Top Page Image Contents