Table Of Contents - Sharp 21F-PA18 Service Manual

Table of Contents

Features1
Table Of Contents1
Service Manual1
Chapter 1. Specifications Specifications2
Important Service Notes3
Service Of High Voltage System And Picture Tube3
X-Ray3
Before Returning The Receiver3
Chapter 2. Important Service Notes3
Setting The Service Mode By The Microprocessor4
Factory Presetting4
Chapter 3. Adjustment Precautions Adjustment Precautions4
Adjustment Item5
User Data In Service Mode6
Shipping Setting & Checking8
Disable) / 1 (Enable) 014
Pif Adjustment17
Purity Adjustment18
Convergence Adjustment19
H-Vco, Vif-Vco & S-Trap Fo Adjustment20
Screen, White Balance, Sub-Brightness & Sub-Contrast Adjustment21
Horizontal, Vertical, Deflection Loop And Focus Adjustment23
Pal Chroma Adjustment23
Ntsc Chroma Adjustment24
Protector Operation Checking24
A/V Input, Output Checking25
Function Operation Checking (Video And Audio)25
Chapter 4. Memory Map28
No Raster60
No Picture, No Sound60
Chapter 5. Trouble Shooting Flowchart60
No Sound61
Neither Vertical Nor Horizontal Synchronization61
No Vertical Scan61
Defective Vertical Amp. And Vertical Linearity62
No Specific Colour62
No Colour62
Chapter 6. Solid State Device Base Diagram63
Side View63
Chapter 7. Chassis Layout Chassis Layout64
Chapter 8. Block Diagram66
Block Diagram: Main Unit66
Block Diagram: Crt Unit70
Description Of Schematic Diagram71
Voltage Measurement Conditions71
Waveform Measurement Conditions71
Chapter 9. Description Of Schematic Dia71
Chapter 10. Waveforms Waveforms72
Chapter 11. Schematic Diagram73
Schematic Diagram: Crt Unit73
Schematic Diagram: Main Unit74
Printed Wiring Board Assemblies78
Pwb-A: Main Component Side78
Chapter 12. Printed Wiring Board Assem78
Pwb-A: Main Chip Side79
Pwb-B: Crt Component Side80
Pwb-B: Crt Chip Side80
Parts Guide81
Cabinet Parts88
Packing Parts89