Sony UK model 4-216-349-3 Australian model 4-216-349-4 IC PIN Functions, Pin No Pin Name Function

Page 43

6-14. IC PIN FUNCTIONS

• IC101 RF Amplifier (CXA2523AR) (BD board)

Pin No.

Pin Name

I/O

 

Function

 

 

 

 

1

I

I

I-V converted RF signal I input

 

 

 

 

2

J

I

I-V converted RF signal J input

 

 

 

 

3

VC

O

Middle point voltage (+1.5V) generation output

 

 

 

 

4 to 9

A to F

I

Signal input from the optical pick-up detector

 

 

 

 

 

10

PD

I

Light amount monitor input

 

 

 

 

 

 

11

APC

O

Laser APC output

 

 

 

 

 

12

APCREF

I

Reference voltage input for setting laser power

 

 

 

 

 

13

GND

—

Ground

 

 

 

 

 

14

TEMPI

I

Temperature sensor connection

 

 

 

 

15

TEMPR

O

Reference voltage output for the temperature sensor

 

 

 

 

16

SWDT

I

Serial data input from the CXD2650R or CXD2652AR

 

 

 

 

17

SCLK

I

Serial clock input from the CXD2650R or CXD2652AR

 

 

 

 

18

XLAT

I

Latch signal input from the CXD2650R or CXD2652AR “L”: Latch

 

 

 

 

19

XSTBY

I

Stand by signal input “L”: Stand by

 

 

 

 

20

F0CNT

I

Center frequency control voltage input of BPF22, BPF3T, EQ from the CXD2650R or

CXD2652AR

 

 

 

 

 

 

 

 

 

21

VREF

O

Reference voltage output (Not used)

 

 

 

 

22

EQADJ

I/O

Center frequency setting pin for the internal circuit EQ

 

 

 

 

23

3TADJ

I/O

Center frequency setting pin for the internal circuit BPF3T

 

 

 

 

 

24

Vcc

—

+3V power supply

 

 

 

 

 

25

WBLADJ

I/O

Center frequency setting pin for the internal circuit BPF22

 

 

 

 

26

TE

O

Tracking error signal output to the CXD2650R or CXD2652AR

 

 

 

 

27

CSLED

—

External capacitor connection pin for the sled error signal LPF

 

 

 

 

28

SE

O

Sled error signal output to the CXD2650R or CXD2652AR

 

 

 

 

 

29

ADFM

O

FM signal output of ADIP

 

 

 

 

 

 

30

ADIN

I

ADIP signal comparator input

ADFM is connected with AC coupling

 

 

 

 

31

ADAGC

—

External capacitor connection pin for AGC of ADIP

 

 

 

 

32

ADFG

O

ADIP duplex signal output to the CXD2650R or CXD2652AR

 

 

 

 

33

AUX

O

I3 signal/temperature signal output to the CXD2650R or CXD2652AR

(Switching with a serial command)

 

 

 

 

 

 

 

34

FE

O

Focus error signal output to the CXD2650R or CXD2652AR

 

 

 

 

35

ABCD

O

Light amount signal output to the CXD2650R or CXD2652AR

 

 

 

 

36

BOTM

O

RF/ABCD bottom hold signal output to the CXD2650R or CXD2652AR

 

 

 

 

37

PEAK

O

RF/ABCD peak hold signal output to the CXD2650R or CXD2652AR

 

 

 

 

38

RF

O

RF equalizer output to the CXD2650R or CXD2652AR

 

 

 

 

39

RFAGC

—

External capacitor connection pin for the RF AGC circuit

 

 

 

 

 

40

AGCI

I

Input to the RF AGC circuit

The RF amplifier output is input with AC coupling

 

 

 

 

41

COMPO

O

User comparator output (Not used)

 

 

 

 

42

COMPP

I

User comparator input (Fixed at “L”)

43

ADDC

I/O

External capacitor pin for cutting the low band of the ADIP amplifier

44

OPO

O

User operation amplifier output (Not used)

 

 

 

 

45

OPN

I

User operation amplifier inversion input (Fixed at “L”)

 

 

 

 

 

46

RFO

O

RF amplifier output

 

 

 

 

 

47

MORFI

I

Groove RF signal is input with AC coupling

48

MORFO

O

Groove RF signal output

 

• Abbreviation

APC: Auto Power Control

AGC: Auto Gain Control

– 55 –

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Page 42 Page 44
Contents MDS-JE330 SpecificationsSELF-DIAGNOSIS Function Items of Error History Mode Items and Contents Varnig Flexible Circuit Board RepairingExploded Views Table of ContentsDisassembly DiagramsTEO Section Servicing NoteJIG for Checking BD Board Waveform IOPRecord Precedure REC/PLAY Checks Prior to Parts Replacement and AdjustmentsForced Reset Criteria for Determination Measure if unsatisfactoryBit Binary Retry Cause Display ModeHigher Bits Lower Bits Hexa Details Bit When BinaryHexadecimal Binary Location of Parts and Controls Section GeneralFront Panel Case and Front Panel Section DisassemblySlider CAM SW Board and Loading Motor M103 Base Unit MBU-5A and BD BoardExiting the Test Mode Section Test ModePrecautions for USE of Test Mode Setting the Test ModeGroup Selecting the Test ModeOUT Operating the Continuous Playback ModeNon-Volatile Memory Mode EEP Mode MIDFunctions of Other Buttons Test Mode DisplaysMeanings of Other Displays Parts Replacement and Adjustment Section Electrical AdjustmentsCreating Continuously Recorded Disc Precautions for Checking Laser Diode EmissinonPrecautions for USE of Optical PICK- UP KMS-260A Precautions for AdjustmentsSpecified Value Temperature Compensation Offset CheckLaser Power Check Checks Prior to RepairsSelf-Recording/playback Check Play Checking MO Error Rate CheckCD Error Rate Check Focus Bias CheckRecording and Displaying the IOP Information Initial Setting of Adjustment ValueTemperature Compensation Offset Adjutment Laser Power AdjustmentTraverse Adjustment Focus Bias Adjustment MO Auto Gain Control Output Level Adjustment Error Rate CheckAuto Gain Control Output Level Adjustment CD Auto Gain Control Output Level AdjustmentAdjusting Points and Connecting Points Circuit Boards Location Section DiagramsMDS-JE330 Block Diagrams BD SectionLD-LOVO Main SectionDisplay Section For schematic diagramsFor printed wiring boards WaveformsSemiconductor Location Printed Wiring Board BD SectionSchematic Diagram BD 1/2 Section Schematic Diagram BD 2/2 Section Schematic Diagram Main 1/2 Section Schematic Diagram Main 2/2 Section Printed Wiring Board Main Section Printed Wiring Board Panel Section Schematic Diagram Panel Section Printed Wiring Board BD Switch Section Schematic Diagram BD Switch Section IC Block DiagramsBD Section IC101 IC152 BH6511FS-E2 IC121 CXD2654RIC381 M5218AL IC441 LB1641 Main section IC301 UDA1341TS/N2IC406 M62016L IC101 RF Amplifier CXA2523AR BD board IC PIN FunctionsPin No Pin Name Function MNT3 Sloc MNT0 FOKMNT1 Shck MNT2 XbusyAvdd MvciAsyo AsyiFS4 TfdrFfdr FrdrIC501 System Control M30620MC-400FP Main board SDA OPT DEL OPT SEL Mode SELPB-P REC/PBCase and Back Panel Section Section Exploded Views6162 Front Panel Section225 226 206 205 Mechanism Section MDM-5A251 252 Base Unit Section MBU-5AResistors Section Electrical Parts ListDisplay Display KEY SW Main PIN, Connector 7P Inductor Vibrator MDS-JE330 Main SW VOL SEL
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