Sony xbr 55-810c I have replaced the power board the t-con board I don't have a pic just black screen any help would be appreciated

SOURCE: SONY XBR 60" STANDBY

Check the door for the lamp...over time mine distorted from the heat, and this was an error code for the door now being closed. Temporarilty I wegeded something in there to hold the switch closed, but ended up replacing the door.

SOURCE: SONY xbr screen problem

It sounds like one of your circuit boards may be going out. I'm sorry I don't have a better response than that.

SOURCE: Sony Videoscope XBR TV

just need to balance the three colors red,green and blue that may help remove the front covers and look for black module that have sccree and focus controls just move a little bet left or right be carefull because you can loos the picture e-mail me for more info

SOURCE: Samsung SyncMaster 940T. Suddenly went to black

The backlight is problem is caused by either a faulty inverter board or a faulty CCFL lamp.
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SOURCE: I have a sony trinitron XBR and the PIP won't turn

Please make sure that one input is connected to the UHF/VHF port of the TV and other is connected to composite or component ports. If you have connected likewise, please perform the steps below:

1. Ensure the video source is turned on.
2. Ensure the video source is connected to an available VIDEO input jack on the back of the television. IMPORTANT: The VIDEO 5 input cannot be used to view a program in the PIP window.
   
3. On the television remote control, press the TV FUNCTION button.
4. On the television remote control, in the PIP section, press the TV/VIDEO button to select the appropriate video input for the PIP window.
5. If the issue is not resolved, connect the Audio/Video (A/V) cable from the video source to a different VIDEO input jack on the television.
6. On the television remote control, in the PIP section, press the TV/VIDEO button to select the appropriate video input for the PIP window.
7. If the issue is not resolved, replace the A/V cable.