Sony LX60S, LX40 Table of Contents, Service Note, General, INTERFACE, IC PIN Function Description

Page 3

TABLE OF CONTENTS

Section

Title

Page

SERVICE NOTE

 

 

1.

ERROR CODE INDICATION

5

1

GENERAL

 

 

Getting Started

1-1

Step 2 : Setting up the remote commander

1-1

Step 3 : Hookups

1-1

Selecting a language

1-4

Setting the clock

1-4

Presetting channels

1-6

Basic Operations

1-8

Playing a tape

1-8

Recording TV programs

1-8

Recording TV programs using the Dial Timer

1-9

Recording TV programs using the Timer

1-10

Additional Operations

1-11

Locking the VCR (Child Lock)

1-11

Playing/searching at various speeds

1-11

Setting the recording duration time

1-12

Checking/changing/canceling timer settings

1-12

Recording stereo and bilingual programs

1-13

Searching using for the begining of a timer recorded

 

 

program

1-13

Searching using the index function

1-13

Searching using the time search function

1-14

Skip-searching automatically (Quick view)

1-14

Searching for a selected point on the tape

1-14

Adjusting the picture

1-15

Changing menu options

1-15

Editing with another VCR

.....................................................

1-16

Additional Information

1-16

General setup information

.....................................................

1-16

Index to parts and controls

1-18

Section

Title

Page

• MA-405 (4/79)(AUDIO PROCESS)

 

 

SCHEMATIC DIAGRAM

4-13

• MA-405 (5/7)(TUNER)

 

 

SCHEMATIC DIAGRAM

4-15

• MA-405 (6/7)(DISPLAY CONTROL)

 

 

SCHEMATIC DIAGRAM

4-17

• MA-405 (7/7)(POWER SUPPLY)

 

 

SCHEMATIC DIAGRAM

4-19

• FJ-32 (LINE-2 IN)

 

 

PRINTED WIRING BOARD AND

 

 

SCHEMATIC DIAGRAM

4-23

• DI-80 (DIAL TIMER)

 

 

PRINTED WIRING BOARD AND

 

 

SCHEMATIC DIAGRAM

4-24

5INTERFACE, IC PIN FUNCTION DESCRIPTION

5-1. SYSTEM CONTROL — MECHANISM BLOCK

 

 

INTERFACE (MA-405 BOARD IC160)

5-1

5-2. SYSTEM CONTROL — SERVO PERIPHERAL

 

 

CIRCUIT INTERFACE (MA-405 BOARD IC160)

5-1

5-3. SYSTEM CONTROL — SYSTEM CONTROL

 

 

PERIPHERAL CIRCUIT INTERFACE

 

 

(MA-405 BOARD IC160)

5-2

5-4.

SYSTEM CONTROL AND RF MODULATOR

 

 

— INPUT SELECTION BLOCK INTERFACE

 

 

(MA-405 BOARD IC160)

5-2

5-5.

SYSTEM CONTROL — VIDEO/RP BLOCK

 

 

INTERFACE (MA-405 BOARD IC160)

5-2

5-6.

SYSTEM CONTROL — AUDIO BLOCK INTERFACE

 

(MA-405 BOARD IC160)

5-2

5-7.

SERVO/SYSTEM CONTROL MICROPROCESSOR

 

 

PIN FUNCTIONS (MA-405 BOARD IC160)

5-3

2

DISASSEMBLY

 

6

ADJUSTMENTS

 

2-1.

CASE, FRONT PANEL BLOCK ASSEMBLY

2-1

6-1

MECHANICAL ADJUSTMENTS

6-1

2-2.

DI-80 BOARD, FJ-32BOARD

2-1

6-2.

ELECTRICAL ADJUSTMENTS

6-1

2-3.

REAR PANEL

2-2

2-1. PREPARATION BEFORE ADJUSTMENT

6-1

2-4.

MA-405 BOARD

2-2

2-1-1. Equipment Required

6-1

2-5.

MECHANISM DECK

2-3

2-1-2. Equipment Connection

6-1

2-6.

INTERNAL VIEWS

2-4

2-1-3. Set-up of Adjustment

6-1

2-7.

CIRCUIT BOARDS LOCATION

2-5

2-1-4. Alignment Tape

6-1

3

BLOCK DIAGRAMS

 

2-1-5. Input/Output Levels and Impedance

6-2

 

2-1-6. Adjustment Sequence

6-2

3-1. OVERALL BLOCK DIAGRAM

3-1

2-2. POWER SUPPLY CHECK

6-2

3-2. VIDEO BLOCK DIAGRAM

3-3

2-2-1. Output Voltage Check (MA-405 Board)

6-2

3-3. SERVO/SYSTEM CONTROL BLOCK DIAGRAM

3-5

2-3. SERVO SYSTEM CHECK

6-3

3-4. TUNER BLOCK DIAGRAM

3-7

2-3-1. RF Switching Position Adjustment (MA-405 Board) ...

6-3

3-5. AUDIO BLOCK DIAGRAM

3-9

2-4. AUDIO SYSTEM ADJUSTMENT

6-3

3-6.

POWER BLOCK DIAGRAM

3-11

2-4-1. Hi-Fi Audio System Adjustment (Hi-Fi model only) ...

6-3

4

PRINTED WIRING BOARDS AND

 

2-4-2. HiFi Switching Position Adjustment (MA-405 Board) 6-4

 

2-4-3. Normal Audio System Adjustment

6-4

 

SCHEMATIC DIAGRAMS

 

2-4-4. Audio Level and Distortion Check

6-4

4-1.

FRAME SCHEMATIC DIAGRAM

4-3

2-4-5. Audio Noise Check

6-4

4-2.

PRINTED WIRING BOARDS AND SCHEMATIC

 

 

2-4-6. ACE Head Adjustment

6-4

 

DIAGRAMS

4-5

 

2-4-7. E-E Output Level Check

6-4

 

• MA-405 (VIDEO, AUDIO, SERVO/SYSTEM

 

 

 

2-4-8. Frequency Response Check

6-4

 

CONTROL, TUNER, POWER)

 

 

 

2-5. ADJUSTING PARTS LOCATION DIAGRAM

6-6

 

PRINTED WIRING BOARD

4-5

 

 

 

 

 

• MA-405 (1/7)(REC/PB HEAD AMP)

 

7

REPAIR PARTS LIST

 

 

SCHEMATIC DIAGRAM

4-7

7-1.

EXPLODED VIEWS

7-1

 

• MA-405 (2/7)(Y/C, AUDIO PROCESS)

 

7-1-1. FRONT PANEL AND UPPER CASE SECTION

7-1

 

SCHEMATIC DIAGRAM

4-9

7-1-2. CHASSIS SECTION

7-2

 

• MA-405 (3/7)(SERVO/SYSTEM CONTROL)

 

7-1-3. MECHANISM DECK SECTION-1

7-3

 

SCHEMATIC DIAGRAM

4-11

7-1-4. MECHANISM DECK SECTION-2

7-4

 

 

 

7-1-5. MECHANISM DECK SECTION-3

7-5

 

 

 

7-2.

ELECTRICAL PARTS LIST

7-6

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Contents RMT-V293A/V294A SpecificationsSafety CHECK-OUT Block Diagrams Table of ContentsService Note Disassembly AdjustmentsError Code Indication Service NoteHookups Setting up the remote commanderHookup Hookup 1 VCR setupHookup Antenna hookup Completing A/V hookupAutomatic clock setting Hookup 2 VCR setupHookup Connecting a cable box with many scrambled channels Hookup 3 VCR setupSetting the clock Using the Auto Clock Set featureSelecting a language If the clock does not activate Using Manual Clock SetPresetting channels Presetting all receivable channels automaticallyPresetting/disabling channels manually If the picture is not clear Playing a tapeRecording TV programs Before you start Recording TV programs using the Dial TimerTo watch another TV program while recording To save a recordingAbout the Demonstration Mode Recording TV programs using the timerTo lock the VCR Playing/searching at various speedsLocking the VCR Child Lock To resume normal playbackRecording bilingual programs Setting the recording duration timeChecking/changing/canceling timer settings Recording stereo programsHow sound is recorded on a video tape Searching for the beginning of a timer recorded programSearching using the index function Searching using the Time Search functionTo cancel skip-search Search forward while Showing the tape contents Fast-forwardPress H Play or x Stop About the Adaptive Picture Control APC function Adjusting the pictureAdjusting the tracking Changing menu optionsBefore you start editing How to connect to record on this VCROperation when recording on this VCR Editing with another VCRIndex to parts and controls General setup informationRear panel Display window11--19E CASE, Front Panel Block Assembly SLV-LX40/LX50/LX60S/LX70S Section DisassemblyRear Panel Mechansim Deck Internal Views Top ViewBottom View Circuit Boards Location Overall Block Diagram Video Block Diagram SERVO/SYSTEM Control Block Diagram Tuner Block Diagram Audio Block Diagram Power Block Diagram Xedit → Edit PB/XREC → PB/REC TA aFrame Schematic Diagram VIDEO, AUDIO, SERVO/SYSTEM CONTROL, TUNER, Power MA-405 REC/PB Head AMP Schematic Diagram REC/PB Head AMPSee page 4-21 for waveforms MA-405 BOARD1/7 MA-405 Y/C, Audio Processor Schematic Diagram Audio ProcessAudio Processor VA Block SERVO/SYSTEM Control SS Block MA-405 SERVO/SYSTEM Control Schematic DiagramMA-405 Audio Process Schematic Diagram See page 4-5 for printed wiring board MA-405 BOARD4/7Audio Process AU Block MA-405 BOARD5/7 MA-405 Tuner Schematic DiagramSee page 4-5 for printed wiring board TunerMA-405 Display Control Schematic Diagram See page 4-5 for printed wiring board MA-405 BOARD6/7Display Control Front Block Power Supply PS Block Power SupplyMA-405 Power Supply Schematic Diagram See page 4-5 for printed wiring board MA-405 BOARD7/7OSD V OUT REC/PBDrum FG Drum PGLine 2 FJ-32 BoardLine 2 Dial Timer Dial TimerDI-80 Board System Control Mechanism Block Interface MA-405 Board IC160 Signal Pin NoSystem Control Audio Block Interface MA-405 Board IC160 System Control VIDEO/RP Block Interface MA-405 Board IC160Pin Name Function 55-4E Mechanical Adjustments Electrical AdjustmentsPreparation Before Adjustment Input/Output Levels and Impedance Power Supply CheckAudio System Adjustment Servo System CheckVTR ACE Head Adjustment RF/HF SWP Adjusting Parts Location DiagramVIDEO/AUDIO Line IN/OUT SW5VFront Panel and Upper Case Section Exploded Views5455 Chassis SectionMechanism Deck 707 708 712 706 702 701 709 704 710 705 722 703721 711 720 713 725 724 714 719 715 717 718 Spring Spring Power TensionBrake ASSY,MAINT Roller ASSY, GuideScrew + P2.6 x 6 TYPE2 NON-SLIT 803 802 833Resistor SwitchSWITCH, Tact LX70SCL,CS ConnectorDouble Layer MA-405Ceramic MylarFilm CONNECTOR, FFC/FPC 7P CONNECTOR, FFC/FPC 5PPIN, Connector 4P HOUSING, Connector 6P LX40/LX50Short Coil FILTER, Line Fluorescent Indicator TubeTUBE, Fluorescent Indicator Short Jumper SelectorTransistor 2SC2712Y-TE85L TransistorTransistor PT380F3 Transistor 2SC1815GR-TPE2Metal Oxide SWITCH, Tact ·PLAY SWITCH, Rotary ModeSWITCH, Tact 0REW SWITCH, Tact PpauseRef. No Description Remarks Ref. No Published by Quality Assurance Dept Sony Corporation
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