ASROCK (ASRock) M266A maintenance log 
Customers take for lack of color, direct power-on boot screen pale purple.
Unplugging the power play three R G B color values of R lines and normal
G value is infinite, infinity, illustrate this line are open (open circuit)
B and the value of the normal
Found problems running line. Lines are as follows:
Find the resistance to fight resistance even after the NB This is the first value (red horizontal line here)
Measured value of the normal
Appears in the resistance of the interruption of this line then VGA interface. Then removed interface
Measurement of G to the resistance, or unreasonable, then pulled directly from the resistance at a cable to interface to G above (line access to it does not look good, so do not shoot)
Playing the RGB values found in both normal
Playing the RGB values found in both normal
English 
العربية