Sony R500PC service manual Section Diagrams, IC PIN Function Description

Page 30

MZ-R500/R500PC

SECTION 6

DIAGRAMS

6-1. IC PIN FUNCTION DESCRIPTION

• IC501 SN761057DBT (RF AMP, FOCUS/TRACKING ERROR AMP)

Pin No.

Pin Name

I/O

Description

 

 

 

 

1

TE

O

Tracking error signal output to the system controller (IC801)

 

 

 

 

2

REXT

—

Connect terminal to the external resistor for ADIP amp control

 

 

 

 

3

WPPLPF

—

Connect terminal to the external capacitor for TPP/WPP low-pass filter

 

 

 

 

4

VREF

O

Reference voltage output terminal (+1 V)

 

 

 

 

5

C

I

Signal (C) input from the optical pickup detector

 

 

 

 

6

D

I

Signal (D) input from the optical pickup detector

 

 

 

 

7

D-C

I

Signal (D) input from the optical pickup detector (AC input)

 

 

 

 

8

IY

I

I-V converted RF signal (IY) input from the optical pickup detector

 

 

 

 

9

IX

I

I-V converted RF signal (IX) input from the optical pickup detector

 

 

 

 

10

JX

I

I-V converted RF signal (JX) input from the optical pickup detector

 

 

 

 

11

JY

I

I-V converted RF signal (JY) input from the optical pickup detector

 

 

 

 

12

A

I

Signal (A) input from the optical pickup detector

 

 

 

 

13

A-C

I

Signal (A) input from the optical pickup detector (AC input)

 

 

 

 

14

B

I

Signal (B) input from the optical pickup detector

 

 

 

 

15

TON-C

—

Connect terminal to the external capacitor for TON hold

 

 

 

 

16

CIG

—

Connect terminal to the external capacitor for the low-pass filter of NPP divider

denominator

 

 

 

 

 

 

 

17

CDN

—

Connect terminal to the external capacitor for the low-pass filter of CSL divider

denominator

 

 

 

 

 

 

 

18

PD-I

I

Light amount monitor input terminal (invert input)

 

 

 

 

19

PD-NI

I

Light amount monitor input terminal (non-invert input)

 

 

 

 

20

PD-O

O

Light amount monitor output terminal

 

 

 

 

21

ADIP

O

ADIP duplex FM signal (22.05 kHz ± 1 kHz) output to the system controller (IC801)

 

 

 

 

22

DVDD

—

Power supply terminal (+2.3 V) (digital system)

 

 

 

 

23

SBUS

I/O

SSB serial data input/output with the system controller (IC801)

 

 

 

 

24

SCK

I

SSB serial clock signal input from the system controller (IC801)

 

 

 

 

25

XRST

I

Reset signal input from the system controller (IC801) “L”: reset

 

 

 

 

26

OFTRK

I

Off track signal input from the system controller (IC801)

 

 

 

 

27

DGND

—

Ground terminal (digital system)

 

 

 

 

28

BOTM

O

Bottom hold signal output of the light amount signal (RF/ABCD) to the system

controller (IC801)

 

 

 

 

 

 

 

29

PEAK

O

Peak hold signal output of the light amount signal (RF/ABCD) to the system

controller (IC801)

 

 

 

 

 

 

 

30

VREF075

—

Connect terminal to the external capacitor for the internal reference voltage

 

 

 

 

31

VC

O

Middle point voltage (+1.2 V) generation output terminal

 

 

 

 

32

CCSL2

—

Connect terminal to the external capacitor for TPP/WPP low-pass filter

 

 

 

 

33

RF OUT

O

Playback EFM RF signal output to the system controller (IC801)

 

 

 

 

34

AGND

—

Ground terminal (analog system)

 

 

 

 

35 – 37

EQ, LP, PS

—

Connect terminal to the external capacitor for the RF equalizer

 

 

 

 

38

AVCC

—

Power supply terminal (analog system) (+2.3 V)

 

 

 

 

39, 40

OFC-2, OFC-1

—

Connect terminal to the external capacitor for RF AC coupling

 

 

 

 

41

ABCD

O

Light amount signal (ABCD) output to the system controller (IC801)

 

 

 

 

42

FE

O

Focus error signal output to the system controller (IC801)

 

 

 

 

43

S-MON

O

Servo signal monitor output to the system controller (IC801)

 

 

 

 

44

ADIP-IN

I

ADIP duplex FM signal (22.05 kHz ± 1 kHz) input terminal

 

 

 

 

30

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Contents Specifications NEWLCX-4R Flexible Circuit Board Repairing MZ-R500/R500PCTest Mode Table of ContentsDisassembly Electrical AdjustmentsSection Servicing Note Optical PICK-UP Flexible BoardGeneral MZ-R500/R500PC Section Disassembly Case Lower AssyCase Upper Assy LCD Module Main BoardMD Mechanism Deck Service ASSY, OP Holder Assy Motor Flexible BoardMOTOR, DC M602 MOTOR, DC M601, MOTOR, DC M603Section Test Mode 00 6Transition method in Manual Mode Configuration of Test ModeManual Mode 00Manual11063B1D 113A4S1D11OFEJ1D 11072A1DSetting method of Reset the Error Display Code Reset the error display codeDescription of Error Indication Codes Description of Indication HistorySound Skip Check Result Display Mode Key Check Mode88RMC OK 88RMC OK 21Res 21Reset21ResOK? 32Pw-T W00Assy11 62V1dat62 S01 62Vc1PWM10Laser 64V1 PWM14 S14 00ADJ OK12###S Configuration of overall adjustment12HrefPw 13WritPw00CD OK 00Assy35Ofst 00MO OK22PatClr 43Resume43ResClr 22 SCC230D581E 23Patch23###S00 230D5900230D6008 230D5F20230D6000 230D6100230D5D00 230D5DAA230D5C00 230D5E04230D6900 230D64F4230D6880 230D651C230D6E00 230D6D1C230D73D3 230D7400230D7801 230D7603230D7800 230D7900Section Diagrams IC PIN Function DescriptionMIFVSS3 MIC SenseXtest SET KEYDSPVSS0 APCDSPVDD0 XtslSlcv SldwSlcu SlcwGND SW CLK SELOpen Close SW SET CODE0Sync Level Xhold SWSycn REC FlashvddBlock Diagram Servo Section Main BoardBlock Diagram Audio Section Main BoardMain Board 3/3 System CONTROL/POWER Section Block Diagram System Control / Power SectionCommon note on Printed Wiring Board WaveformsPrinted Wiring Board Main Section Refer to page 39 for Note Side aSemiconductor Location Side B IC B/D Except US Model Except US Model US Model Except US Model IC Block Diagrams IC501 SN761057DBTIC701 SC111257FCR2 IC601 IC901IC301 AK5354VT IC302 TA2131FLSection Exploded Views Case Lower SectionCase Upper RED...RED Case Upper SectionCase Upper SILVER...SILVER SILVER,BLUE,YELLOW104 A-3323-653-A Main BOARD, Complete Except US,CND Chassis Section102 101 114 111 110 113 112 109 103 104 108 106 105 108 3-225-632-01 Spring LIMITER, CompressionMD Mechanism Deck Section MT-MZR500-172 Electrical Parts List SectionMain Diode UDZ-TE-17-2.4B Ceramic Chip 9PFDiode Jumper ResistorInductor Chip JACK, DC Polarity Unified TypeInductor TransistorFILTER, Chip EMI Common Mode SwitchSWITCH, Slide Hold Network ResistorMANUAL, Instruction English AEP,CH CND,EE,UK,US Accessories & Packing MaterialsCONNECTOR, Optical AEP,AR,EE,FR,UK MANUAL, Instruction English Traditional Chinese ERevision History

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