LED-42XR11F

FILE NO. SERVICE MANUAL LED-42XR11F PRODUCT CODE No. 1 682 351 04: PAL-B/G (Australia) NTSC(AV) LED-LCD TV INPUT REFERENCE No.:SM0915207 CONTENTS Safety precautions………………………………………………………………………..… 3 Alignment instructions …………………………….…….………………………………… 5 Software upgrade instructions .................................................................................. 12 Working principle analysis……………………………….………….…………............... 15 Block diagram…………………………………..………………………………….…………17 IC block diagram………………………………………………………………………..……18 Wiring diagram ……………………………………………………………………………. 21 Troubleshooting flow chart ………………………………………………………………..…… 22 Schematic diagram………………………………………………………………………… 25 APPENDIX-A: Assembly list APPENDIX-B: Exploded View Assembling the Stand WALL MOUNTING INSTRUCTIONS Attention: This service manual is only for service personnel to take reference with. Before servicing please read the following points carefully. Safety precautions 1. Instructions Be sure to switch off the power supply before replacing or welding any components or inserting/plugging in connection wire. Anti static measures must be taken (throughout the entire production process!): a) Do not touch here and there by hand at will; b) Be sure to use anti static electric iron; c) It’s necessary for the welder to wear anti static gloves. Please refer to the part list before replacing components that have special safety requirements. Do not replace with different components with different specs and ...