Samsung HLN507 50" Rear Projection HDTV-Ready Television "remove dmd board" Questions

removed. Then the rear cover on the dmd board is removed--the screws for the chip removed and the board should lift out. DO NOT remove the front housing--or you will need to re-align the whole assy. !

...DMD sensor to fix it, you must remove the rear cover to do this. If the mirrors and lenses were cleaned but the spots were still there, the final thing to do is to clean the sensor chip on the DMD ...

DMD board. Any suggestions Its the DLP IC chip itself that is bad. The DMD board is where the chip resides but if you order a board, it will come without the chip. Its not cheap and the replacement is

...wheel and are experiencing some strange colors on the tv, then check the dmd board, you may need to remove the jumper underneath the shield on the dmd board, you should see a small sticker noting ...

...DMD Board. The television would power on, flash all three lights and then shut itself off. Through troubleshooting in the service manual it directed me to change the color wheel, which after removing ...

...dmd jumper to fix it. Remove the jumper pin on the dmd board, metal shield has a cut-out so you can just reach in and grab it with a pair of needle nose pliers and pull it out. Bill William Rayburn, ...

...DMD board. Its on the optics block tray. Take the back off the tv and remove the black screws holding in the tray on the right side (if you are looking at the back of the tv) Carefully remove all the ...

...an upgraded bearing-type of color wheel. Jumper hole would be on rear-facing shield of DMD board. (Standard 2-pin jumper used on computer boards.) Probably would have to remove jumper; not insert

remove a jumper pin from the DMD board when you replace the color wheel on ceratin models and can be accessed without removing the board. He also said that Samsung changed wheels on different versions

...remove a jumper plug on the DMD board. There is a service bulletin that is usually included with factory replacement color wheels. If the color wheel has a whine to it that means it is probably used ...