Philips PM 5508 Operating Manual page 51

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a. Saturation adjusted too low
b. Saturation adjusted correct
c. Saturation adjusted too high
Fig. VII-27. Blue-colourdifference-signal of "COLOUR BAR"-pattern
After the white adjustments) and grey scale have been checked, display
the "COLOUR BAR" pattern.
1. ~ With the aid of an oscilloscope check whether the amplitude of the
(B-Y) signal corresponds to the value specified by the manufacturer of
the set. If necessary, adjust the amplitude with control "AMPL (B-Y)".
2. ~ Switch off the red and the green gun. Adjust the contrast and satura-
tion controls so that there is no difference in brightness between the
blue bars and the blue section at the bottom of picture (See Fig. VII-27).
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