Table Of Contents - Sharp MD-R3 Service Manual

Table of Contents

Table Of Contents1
Important Service Notes2
Specifications2
Before Returning The Audio Product2
Name Of Parts3
Front Panel3
Rear Panel3
Names Of Controls4
Setting The Clock4
Operation Manual4
Troubleshooting5
Setting The Time5
Checking The Date And Time5
Resetting The Date And Time5
Transporting The Unit6
Moisture Condensation6
Quick Guide7
Disassembly8
Removing And Reinstalling The Main Parts11
Cd Mechanism Section11
How To Remove The Tray Motor/Main Cam Motor11
How To Remove The Cd Disc11
Md Mechanism Section12
How To Remove The Magnetic Head12
How To Remove The Cartridge Holder12
How To Remove The Mechanism Switch Pwb12
How To Remove The Sled Motor/Loading Motor13
How To Remove The Spindle Motor13
How To Remove The Optical Pickup13
Adjustment14
Cd Section14
Cd Servo Pwb14
Cd Circuit Adjustment14
Button Operation In Cd Test Mode15
Adjusting The Servo Unit15
Focus Offset/Tracking Offset16
Low-Pass Filter16
Tracking Gain Relay Circuit16
Adjustment Points16
Test Mode17
Test Mode Description17
Key Test Mode17
Entering The Specific Mode18
Lead-In Switch Position Measurement Mode19
Forced Rotation Of Loading Motor19
Auto Pre-Adjustment Mode20
Auto Adjustment Mode20
Result Sub-Mode20
High Reflection Disc22
Low Reflection Disc22
Eeprom Setting Mode23
Sled Setting24
Input Temperature Correction24
Data Correction Table24
Test-Rec Mode27
Inner Mode27
Mechanism Adjustment28
Optical Pickup Grating Inspecting Method28
Jitter Adjustment And Checking Method28
Explanation Of Error Display29
Explanation Of Mechanism Error30
Notes On Schematic Diagram33
Resistor33
Capacitor33
Block Diagram34
Schematic Diagram/Wiring Side Of P.w.board40
Voltage (Md Main Pwb)58
Waveforms Of Cd Circuit59
Waveforms Of Md Circuit60
Trouble Shooting (Cd Section)62
Cd Fails To Operate62
Laser Does Not Light63
Focusing Failure63
Hf Trouble63
Track Search Failure64
Triangular Wave For Focus Servo Is Not Output64
Sound Is Not Output64
Spindle Motor Clv Servo Failure65
Slide Motor Fails To Run65
Slide Servo Fails To Operate65
Trouble Shooting (Md Section)66
When Md Fails Operate66
Power Turning-On Failure66
Disc Loading Is Not Normal67
Playback State Cannot Be Set67
Normal Playback68
Audio Playback Circuit68
Record And Playback Operation69
Focus Servo Failure69
Disc Motor Fails To Run70
Tracking Servo Failure70
Slide Servo Failure70
Function Table Of Ic71
System Control Microcomputer71
Ic1101 Vhiir3R55//-1:Rf Signal Control (Ir3R55)78
Ic1201 Vhilr376481-1:Endec/Atrac (Lr376481)78
Parts Guide79
Explanation Of Capacitors/Resistors Parts Codes79
Packing Of The Set91