Sony HCD-PX333 specifications IC PIN Function Description

Page 81

HCD-PX333

6-26. IC PIN FUNCTION DESCRIPTION

BD (MD) BOARD IC101 CXA2523AR (RF AMP, FOCUS/TRACKING ERROR AMP)

Pin No.

Pin Name

I/O

 

Description

 

 

 

 

 

 

1

 

I

I

I-V converted RF signal I input from the optical pick-up block detector

2

 

J

I

I-V converted RF signal J input from the optical pick-up block detector

3

 

VC

O

Middle point voltage (+1.65V) generation output terminal

 

 

 

 

 

 

4 to 9

 

A to F

I

Signal input from the optical pick-up detector

 

 

 

 

 

 

10

 

PD

I

Light amount monitor input from the optical pick-up block laser diode

 

 

 

 

 

 

11

 

APC

O

Laser amplifier output terminal to the automatic power control circuit

 

 

 

 

 

 

12

APCREF

I

Reference voltage input for setting laser power from the CXD2662R (IC151)

13

 

GND

Ground terminal

 

14

 

TEMPI

I

Connected to the temperature sensor

 

 

 

 

 

 

15

 

TEMPR

O

Output terminal for a temperature sensor reference voltage

 

 

 

 

 

 

16

 

SWDT

I

Writing serial data input from the CXD2662R (IC151)

 

 

 

 

 

 

17

 

SCLK

I

Serial data transfer clock signal input from the CXD2662R (IC151)

 

 

 

 

 

 

18

 

XLAT

I

Serial data latch pulse signal input from the CXD2662R (IC151)

 

 

 

 

 

 

19

 

XSTBY

I

Standby signal input terminal “L”: standby (fixed at “H” in this set)

20

 

F0CNT

I

Center frequency control voltage input terminal of internal circuit (BPF22, BPF3T, EQ) input

 

from the CXD2662R (IC151)

 

 

 

 

 

 

 

 

 

 

 

 

 

21

 

VREF

O

Reference voltage output terminal Not used (open)

 

 

 

 

 

 

22

 

EQADJ

I

Center frequency setting terminal for the internal circuit (EQ)

 

 

 

 

 

 

23

 

3TADJ

I

Center frequency setting terminal for the internal circuit (BPF3T)

 

 

 

 

 

 

 

24

 

VCC

Power supply terminal (+3.3V)

 

25

WBLADJ

I

Center frequency setting terminal for the internal circuit (BPF22)

26

 

TE

O

Tracking error signal output to the CXD2662R (IC151)

27

 

CSLED

I

Connected to the external capacitor for low-pass filter of the sled error signal

 

 

 

 

 

 

28

 

SE

O

Sled error signal output to the CXD2662R (IC151)

 

 

 

 

 

 

 

29

 

ADFM

O

FM signal output of the ADIP

 

 

 

 

 

 

 

30

 

ADIN

I

Receives a ADIP FM signal in AC coupling

 

 

 

 

 

 

31

 

ADAGC

I

Connected to the external capacitor for ADIP AGC

32

 

ADFG

O

ADIP duplex signal (22.05 kHz ± 1 kHz) output to the CXD2662R (IC151)

33

 

AUX

O

Auxiliary signal (I3 signal/temperature signal) output to the CXD2662R (IC151)

 

 

 

 

 

 

34

 

FE

O

Focus error signal output to the CXD2662R (IC151)

 

 

 

 

 

 

35

 

ABCD

O

Light amount signal (ABCD) output to the CXD2662R (IC151)

 

 

 

 

 

 

36

 

BOTM

O

Light amount signal (RF/ABCD) bottom hold output to the CXD2662R (IC151)

 

 

 

 

 

 

37

 

PEAK

O

Light amount signal (RF/ABCD) peak hold output to the CXD2662R (IC151)

38

 

RF

O

Playback EFM RF signal output to the CXD2662R (IC151)

39

 

RFAGC

I

Connected to the external capacitor for RF auto gain control circuit

 

 

 

 

 

 

40

 

AGCI

I

Receives a RF signal in AC coupling

 

 

 

 

 

 

 

41

 

COMPO

O

User comparator output terminal

Not used (open)

 

 

 

 

 

 

 

42

 

COMPP

I

User comparator input terminal

Not used (fixed at “L”)

 

 

 

 

 

 

43

 

ADDC

I

Connected to the external capacitor for cutting the low band of the ADIP amplifier

44

 

OPO

O

User operational amplifier output terminal Not used (open)

45

 

OPN

I

User operational amplifier inversion input terminal Not used (fixed at “L”)

 

 

 

 

 

 

 

46

 

RFO

O

RF signal output terminal

 

 

 

 

 

 

 

47

 

MORFI

I

Receives a MO RF signal in AC coupling

 

 

 

 

 

 

 

48

 

MORFO

O

MO RF signal output terminal

 

 

 

 

 

 

 

 

81

Image 81
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 DisplayedChecks Prior to Parts Replacement and Adjustments in MD Criteria for Determination Measure if unsatisfactorySpecified Value Bit Binary Retry Cause Display Mode in MDDecimal Bit When Binary Higher Bits Lower Bits Hexa DetailsHexadecimal Binary CD aging mode sequence CD Aging ModeCD-TEXT Test Disc Checking MethodRestrictions in CD-TEXT Display 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 FunctionHCD-PX333 Section Electrical Adjustments Parts Replacement and AdjustmentCheck before replacement 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 RepairsAuto Check Other ChecksTraverse Check 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 AdjustmentFocus Bias Adjustment EnterYES R 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 Curve Check RF Level CheckBalance Check BD CD Board Conductor Side Memo HCD-PX333 Section Diagrams Block DiagramsMD Servo Section Optical A/D Converter SectionFAN Main SectionST/CD+10V DISPLAY, Power Supply SectionAUS Circuit Boards LocationSide B Schematic Diagram BD CD Board Printed Wiring Board BD MD Board LocationSemiconductor 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,AUSCONNECTOR, FFC 31P HCD-PX333 Main MD DigitalMD Digital BOARD, Complete Capacitor MD Digital Panel HCD-PX333 Panel Power HCD-PX333 Power REC HCD-PX333 VOL 111 HCD-PX333 Revision History