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Technics SL-PD687 Service Manual

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Operating instructions manual (24 pages)

Service manual (14 pages)

Operating instructions manual (24 pages)

Table Of Contents

Table of Contents

Specifications
Contents
Precaution of Laser Diode
Use of Caution Label
Accessories
Connections
Replacement of the Foot
Caution for AC Mains Lead
How to Replace the Fuse
Front Panel Controls
Cautions Concerning the Moving of the Unit
Preparation for Moving the Unit
Basic Operations
Sequential Play
To Directly Access a Desired Track
To Exchange Discs During Play
To Temporarily Stop Play
To Stop Play
Self-Diagnostic Display Function
Interpretation of Error Codes
Handling Precautions for Traverse Deck
Grounding for Electrostatic Breakdown Prevention
Disassembly Instructions
Installation of Servo P.C.B.
Installation of the Traverse Deck Ass'y
Installation of the Drive Lever
Positioning of the Drive Cam
Installation of the Tray Ass'y
How to Check the Main and Servo P.C.B.
How to Play the Disc
Service Mode Setting
Check the Servo P.C.B.
Operating the Unit Without the Front Panel Ass'y (Operation P.C.B. and Keys)
Installation of the FFC
Automatic Adjustment Results Display Function (Self-Check Function)
Procedures to Display the Error Code
Error Code Based Troubleshooting
Digital Servo System
Flow Chart Automatic Adjustment Sequence
Troubleshooting
Measurements and Adjustments
Measuring Instruments and Special Tools
Mechanical Adjustment
Check or Play Operation after Adjustment
Checking Skip Search
Checking Manual Search
Checking Playability
Terminal Guide
IC701 (AN8802SCE1V): Servo Amp
IC703 (AN8389SE1): Focus Coil/Tracking Coil/Traverse Motor/Spindle Motor Drive
IC702 (MN66271RA): Servo Processor/Digital Signal Processor/Digital Filter/D/A Converter
IC401 (UPD78044A058): System Control & FL Drive
Block Diagram
Schematic Diagram
Terminal Guide of Ics, Transistors and Diodes
Printed Circuit Boards
Wiring Connection Diagram
Replacement Parts List
Loading Mechanism Parts
Cabinet Parts Location
Resistors and Capacitors
Packaging Diagram

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1 Specifications
2 Connections
3 Front Panel Controls
4 Basic Operations
5 Troubleshooting
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Table of Contents

Technics SL-PD687 Service Manual

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Troubleshooting

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Table of Contents