Sharp 910N - page 18

5 Troubleshooting

5-4 MJ15AS*/MJ17AS*/MJ19AS*/

MJ15BS*/MJ17BS*/MJ19BS*

WAVEFORMS

Contents

Main TFT-LCD MONITOR Manual SERVICE Page 1-1 1-1-1 Warnings 1-1-2 Servicing the LCD Monitor 1-1-3 Fire and Shock Hazard 1 Precautions 1-1 Safety Precautions 1-2-1 General Servicing Precautions 1 Precautions 1-2 MJ15AS*/MJ17AS*/MJ19AS*/ 1-3 Electrostatically Sensitive Devices (ESD) Precautions 1-2 Servicing Precautions 2 Product Specifications 2-1 MJ15AS*/MJ15BS*/MJ17AS*/MJ17BS* Specifications 2-2 MJ19AS*/MJ19BS* Specifications 2-3 Pin Assignments 2-4 Timing Chart 3 Disassembly and Reassembly 3-1 Disassembly 3-2 Reassembly 4-1 Required Equipment 4-2 Automatic Color Adjustment 4-3 DDC EDID Data Input 4-4 OSD Adjustment When Replacing Panel 4 Alignments and Adjustments 4-6 Service Function Spec. 4-6-1 How to Display Service Function OSD 4-6-2 How to Control Service Function OSD 4-6-3 How to Control Service Function OSD 4-6-4 How to Control Service Function OSD Page 5 Troubleshooting 5-1-1 No Power (MJ15A*/MJ15B*) 5-1-2 No Power (MJ17A*/MJ19A*/MJ17B*/MJ19B*) 5-2-1 No Video (ANALOG) Page 5-2-2 No Video (DIGITAL) Page Page Page Page Page Page Page 7-1 7 Electrical Parts List 7-1-1 MJ15AS* Main PCB Parts 7-2 MJ15AS*/MJ17AS*/MJ19AS*/ 7-3 7-4 MJ15AS*/MJ17AS*/MJ19AS*/ 7-1-2 MJ15AS* Others 7-2-1 MJ17AS* Main PCB Parts 7-5 7-6 MJ15AS*/MJ17AS*/MJ19AS*/ 7-2-2 MJ17AS* Others 7-7 7-3-1 MJ19AS* Main PCB Parts 7-8 MJ15AS*/MJ17AS*/MJ19AS*/ 7-9 7-10 MJ15AS*/MJ17AS*/MJ19AS*/ 7-3-2 MJ19AS* Others 7-11 7-12 MJ15AS*/MJ17AS*/MJ19AS*/ 7-4 MJ15BS*/MJ17BS*/MJ19BS* Different Circuit Part List 8 Block Diagram INVERTER IP BOARD TMDS INVERTER IP BOARD (PC)DIGITAL 10-1 X Y 10-2 MJ15AS*/MJ17AS*/MJ19AS*/ 10-2 MJ15BS* DIGITAL PCB TRANSISTOR 10-3 10-3 MJ17AS*/MJ19AS* ANALOG PCB 10-4 MJ15AS*/MJ17AS*/MJ19AS*/ 10-4 MJ17BS*/MJ19BS* DIGITAL PCB TRANSISTOR 9-1 9 Wiring Diagram CN102 CN200 CN400 CN600 CN101 Page 11-1 11 Schematic Diagrams B-IN_A G-IN_A R-IN_A SCL_DDC_A