Table Of Contents - Samsung PS50Q91HX Service Manual

Table of Contents

Contents1
Table Of Contents3
Safety Precautions4
Ac Leakage Test4
Chapter 1 Precaution4
Servicing Precautions6
Static Electricity Precautions7
Installation Precautions8
Product Specification10
Chapter 2 Product Specification10
New Features Explanation11
To Directly Connect To Tv11
To Connect To Home Theater11
Specifications Analysis12
Accessories13
First Checklist For Troubleshooting16
Chapter 4 Troubleshooting16
Checkpoints By Error Mode17
No Power17
When The Unit Is Repeatedly Turning On And Off18
No Picture (When Audio Is Normal)19
No Sound20
No Video21
Smps Troubleshooting22
Drive Board Troubleshooting23
Troubleshooting Procedure In Abnormal Conditions24
No Display24
Abnormal Display25
Sustain Open26
Sustain Short26
Address Open, Short27
Faults And Corrective Actions28
Troubleshooting Procedures By Assembly30
Adjustment31
Service Instruction31
Before Performing After Sales Services31
Service Adjustment Item After Replacement Of Board31
How To Access Service Mode32
General Remote32
Factory Remote32
Adjustment Procedures32
Factory Data33
Calibration33
Option Table(Service)33
Svp-Ux34
White Balance34
Nr35
Rgb Calibration35
Adc Calibration35
Calibration Target35
Option Block36
Color Management36
Fbe237
Pdp Logic38
Yc Delay38
W/B Movie40
Reset40
Spread Spectrun40
Service Adjustment41
White Balance - Calibration41
White Balance - Adjustment42
Conditions For Measurement42
Method Of Adjustment43
Replacements & Calibration44
Voltage Adjustment45
Y-Rr And Y-Fr Controls46
Upgrade47
How To Update Flash Rom47
How To Check The Version Of The Program48
Overall Wiring49
Chapter 6 Wiring Diagram49
Connector Role54
Schematic Diagram57
Circuit Description57
Smps Board57
Logic Board57
Chapter 7 Schematic Diagram57
Power59
Sound Processing60
Input & Output Jack I (Normal)61
Input & Output Jack Ii (Option)62
Micom63
Svp-Ux (Scaler)64
Ddr & Tuner65
Disassembly & Reassembly66
Separation Of Assy Cover P-Rear66
Separation Of Assy Pcb Misc-Main66
Separation Of Filter-Emi Ac Line67
Separation Of Bracket-Pcb67
Separation Of Assy Bracket68
Separation Of Assy Board P-Side Av68
Separation Of Assy Bracket P-Wall69
Separation Of Assy Speaker P70
Separation Of Assy Board P-Power&Ir70
Separation Of Smps-Pdp Tv71
Separation Of Assy Pdp Module P-Logic Main Board72
Separation Of Assy Pdp Module P-X Main Board73
Separation Of Assy Pdp Module P-Y Main Board74
Separation Of Assy Pdp Module P-Address Buffer Board76
Separation Of Assy Panel Brackets77
Separation Of Assy Pcb Function77
Exploded View & Part List78
Ps50Q91Hx/Xec Exploded View78
Ps50Q91Hx/Xec Service Item80