User Manual (ENGLISH)
Page 56
...use your computer check: Power, Signal Cable. Remote control malfunctions "Check signal cable" message. Clean the upper edge of sub pixels (LN-S2641D: 3,147,264, LN-S3241D: 3,147,264, LN-S4041D: 3,147,264) ... Check all wire connections. First, check the volume of units connected to your nearest Samsung service center. Unplug the TV for an extended period of time, adjust the settings... Adjust the Coarse tuning and then adjust the Fine tuning. These pixels will have a problem, first try operating it again. On your computer utility program to change the display settings...
...use your computer check: Power, Signal Cable. Remote control malfunctions "Check signal cable" message. Clean the upper edge of sub pixels (LN-S2641D: 3,147,264, LN-S3241D: 3,147,264, LN-S4041D: 3,147,264) ... Check all wire connections. First, check the volume of units connected to your nearest Samsung service center. Unplug the TV for an extended period of time, adjust the settings... Adjust the Coarse tuning and then adjust the Fine tuning. These pixels will have a problem, first try operating it again. On your computer utility program to change the display settings...