Read Sony KE-50XS910 (serv.man2) Service Manual online
CONTENTS
1. SAFETY INFORMATION ..................................................................................................................................1
2. EXPLODED VIEWS AND PARTS LIST ............................................................................................................5
2. EXPLODED VIEWS AND PARTS LIST ............................................................................................................5
2.1 CHASSIS SECTION (1) .............................................................................................................................5
2.2 CHASSIS SECTION (2) .............................................................................................................................7
2.3 FRAME SECTION ......................................................................................................................................9
2.4 PANEL CHASSIS (50) Assy (AWU1087)..................................................................................................11
2.2 CHASSIS SECTION (2) .............................................................................................................................7
2.3 FRAME SECTION ......................................................................................................................................9
2.4 PANEL CHASSIS (50) Assy (AWU1087)..................................................................................................11
2.4.1 PACKING FOR REPLACING SERVICE PANEL ................................................................................11
2.4.2 PANEL CHASSIS (50) Assy (AWU1087) Parts List ...........................................................................12
2.4.2 PANEL CHASSIS (50) Assy (AWU1087) Parts List ...........................................................................12
3. BLOCK DIAGRAM AND WAVE FORMS ........................................................................................................13
3.1 BLOCK DIAGRAM....................................................................................................................................13
3.1.1 OVERALL BLOCK DIAGRAM............................................................................................................13
3.1.2 50 Y DRIVE ASSY .............................................................................................................................15
3.1.3 50 X DRIVE ASSY .............................................................................................................................16
3.1.4 INTERFACE ASSY.............................................................................................................................17
3.1.5 DIGITAL VIDEO ASSY .......................................................................................................................22
3.1.2 50 Y DRIVE ASSY .............................................................................................................................15
3.1.3 50 X DRIVE ASSY .............................................................................................................................16
3.1.4 INTERFACE ASSY.............................................................................................................................17
3.1.5 DIGITAL VIDEO ASSY .......................................................................................................................22
3.2 WAVE FORMS .........................................................................................................................................24
4. INSTALLATION OF POWER SUPPLY UNIT FOR SERVICE JIG ...................................................................29
5. ADJUSTMENT ................................................................................................................................................30
5. ADJUSTMENT ................................................................................................................................................30
5.1 ADJUSTMENT REQUIRED WHEN THE SET IS REPAIRED OR REPLACED .......................................30
5.2 COMMAND...............................................................................................................................................30
5.2 COMMAND...............................................................................................................................................30
5.2.1 RS232C COMMAND..........................................................................................................................30
6. GENERAL INFORMATION .............................................................................................................................36
6.1 DIAGNOSIS..............................................................................................................................................36
6.1.1 PCB LOCATION.................................................................................................................................36
6.1.2 DIAGNOSIS OF SHUTDOWN/POWER-DOWN INDICATED BY LEDS ............................................37
6.1.3 POWER ON/OFF FUNCTION FOR THE LARGE-SIGNAL SYSTEM ...............................................42
6.1.4 VSUS, VADR ELECTRICAL DISCHARGE METHOD ........................................................................42
6.1.5 BACKING UP THE ADJUSTMENT VALUES FOR THE MAIN UNIT .................................................43
6.1.6 METHOD OF ADJUSTMENT WHEN REPLACING THE SERVICE PANEL (AWU1087) ..................45
6.1.2 DIAGNOSIS OF SHUTDOWN/POWER-DOWN INDICATED BY LEDS ............................................37
6.1.3 POWER ON/OFF FUNCTION FOR THE LARGE-SIGNAL SYSTEM ...............................................42
6.1.4 VSUS, VADR ELECTRICAL DISCHARGE METHOD ........................................................................42
6.1.5 BACKING UP THE ADJUSTMENT VALUES FOR THE MAIN UNIT .................................................43
6.1.6 METHOD OF ADJUSTMENT WHEN REPLACING THE SERVICE PANEL (AWU1087) ..................45
6.2 IC INFORMATION ....................................................................................................................................47
7. THE PARTS INFORMATION ...........................................................................................................................51
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