Philips PM 5508 Operating Manual page 53

56
w
_..
..::~.......s
:
t ~a
::::
~~
a. Signal amplitude too low
b. Signal amplitude correct
c. Signal amplitude too high
Fig. VII-29. Green-colourdifference signal of "COLOUR BAR"-pattern
4. • Switch on the green gun and switch off the red gun. If required, adjust
controls "PHASE (G-Y)" * and "AMPL (G-Y)" so that there is no
difference in brightness between the green bar and the green section
at the bottom of the picture (See Fig. VII-29).
5. ~ Switch on the red and the blue gun again.
* Control "PHASE (G-Y)" will have to be used mainly to eliminate differences in bright
Hess in the upper green bar (See Fig. VII-29d).
J
7
Y
Y
Y
Y
1
1
1
1