Samsung PS50A550S2RXXC How to troubleshoot – Screen defects and reasons - Plasma Display

  How to troubleshoot – Screen defects and reasons Samsung PS50A550S2RXXC - Plasma Display

A blank vertical cell [block] appears on the screen
Address buffer defect.  Replace the corresponding address buffers [E or F]
COF defect [burned].  Replace the module.

A green screen appears when the TV is turned on.

The scale is not resetting.  Replace the main board.

The OSD box appears but there is no text.

Incorrect program version,

Check the version of each program.

Replace the main board.

A blank upper of lower block appears on the screen.

Upper or lower Y Buffer defect.

Replace the corresponding buffer.

Either the main or the sub picture does not appear.

Replace the main board.

A vertical green line appears on the screen.

The SMPS voltage is incorrect.

Adjust the SMPS voltage according to the voltage printed on the module label.

Dim screen [blurred in red].

X-main board defect.

Replace the X-Main board.

A black screen appears.

Replace the Y-Main board.