1. Safety Precautions 21.1 General Guidelines 21.2 Touch-Current Check 22. Prevention of Electro Static Discharge(ESD) toElectrostatically Sensitive(ES) Devices 33. Chasis Board Layout 44. Servicing method 54.1 Removing the tilt base 54.2 Removing the rear cover 54.3 Removing the Switch Unit 64.4 Removing the C-Board 64.5 Removing the E-Board 64.6 Removing the F-Board 64.7 Removing the D-Board 74.8 Removing the Speaker Unit 74.9 Removing the BRKT hinge 74.10 Removing the Shield pcd assy 74.11 Removing the LCD Panel 84.12 Removing the A-Board, B-Board 85. Service Mode Function 95.1 How to enter SERVICE 1 91Design and Specifications are subject to change without notice.Weight and Dimensions shown are approximate.WARNINGThis service information is designed for experienced repair technicians only and is not designed for use by the general public.It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to serviceor repair the product or products dealt with in this service information by anyone else could result in serious injury or death.6. Conductor Views 106.1 MAIN PCB(TOP) 106.2 MAIN PCB(BOTTOM) 117. Block and Schematic Diagrams 127.1 Schematic Diagram Notes 127.2 Power Block Diagram 137.3 Power Block Diagram 147.4 VCTI Block Diagram 157.5 Input Block Diagram 167.6 Memory AMP Schematic Diagram 177.7 AD9883 Schematic Diagram 187.8 Deinterlace Schematic Diagram 197.9 SDRAM Schematic Diagram 207.10 Image Processor Schematic Diagram 217.11 LVDS, KEY Schematic Diagram 228. Parts Location & Mechenical ReplacementParts List 238.1 Part Location 238.2 Packing Exploded View 249. Service Parts List 25Contents