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If the lines are slightly diagonal and in red, blue and green you have a problem in the ABL circuit. if the lines are only one color you may take the front grill cover offf and remove the panel. look fro the black box 2 inches square with 6 little controls on it. 3 are for focue 3 are for screen the middle on of the screen is the green adjustment the other 2 should be labled r and b respectivly. what ever the color of the line turn the control labeled screen and r b or g for that color ever so ligtly counter clock wise.
All from the front. Pull off the bottom speaker grill. No screws just pull straight back. There are rubber post that hold it. Next remove the screws on the bottom of the screen assembly. With them off you should be able to slide the screen assembly up about 1-2 inches and take off. This model does have auto convergence so the screen may have wires hooked to the back. With the power off disconnect the leads before setting the screen assembly down. Cleaning should be with a plastic cleaner not windex. If you do have to remove screen parts it's fairly obvious. Be sure to reassemble the same order and make sure you have help these parts are delicate when separate.
Remove the front cover from the TV set. This is held by a snap on. Pull the front cover outwards until the quick snap on disengages.
Remove the screw securing the lamp cover with a Phillips head screw driver
Remove the two screws that hold the lamp in place. Remove the lamp unit by holding the lamp handle, then pulling outwards.
Exercise caution when removing the lamp unit to avoid injury to your fingers
Replace with the new lamp.
Place the removed lamp into the empty box of the replacement lamp. Do not touch the front glass of the new lamp or its
receptacle. This may shorten the life of the lamp and reduce the picture quality.
• Push the lamp unit back to its original position.
• Tighten the screws firmly on the lamp unit. If they are loose, the TV may not operate correctly. Install the front cover. There is also a video on youtube just do a search on how to install a projection lamp. Hope this is helpful
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