Sony KP-41S5U - Manual (Page 31)

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KP-41S5/41S5B/41S5G/
41S5K/41S5R/41S5U
RM-862
GREEN HORIZONTAL SYMMETRICAL PIN DISTORTION
ADJUSTMENT
1. Adjust GH MPIN to correct pin distorton at both edges of
the centre section.
2. Use GH PIN to correct pin distortion at both edges of the
screen.
3. While tracking adjust GH MPIN and GH PIN so that the PIN
of vertical lines on the entire screen have no bowing.
4. If there is asymmetrical distortion after adjustments, re-ad-
just GH MBOW and GH SBOW while tracking.
GREEN VERTICAL 4TH ORDER DISTORTION
ADJUSTMENT
1. By using GV 4 PIN, 4th-Order distortion of the horizontal
lines at the top & bottom can be corrected.
Since there is no 4SBO for vertical correction, there will be a
slight imbalnace, but adjust the registration to eleiminate any
distortion.
GV 4PIN
GREEN VERTICAL TRAPEZOIDAL DISTORTION
ADJUSTMENT
1. Adjust GV SSKW so that the tilt of the horizontal lines at the
top and bottom of the screen are symmetrical.
2. Adjust GV MKEY so that there is no tilt for the middle sec-
tion.
3. Adjust GV KEY so that there is no tilt at the top and bottom
of the screen.
4. While tracking adjust GV MKEY and GV KEY, so that there
is no tilt over the entire screen.
5. If the tilt is unbalanced after GV MKEY and GV KEY
have been adjusted, readjust GV SSKW.
GV SSKW
GV SSKW
GV KEY GV MKEY
MKEY
KEY
M PIN
PIN
GH MBOW
GH PIN GH SBOW
GH MPIN
GREEN VERTICAL WAVE (3RD-ORDER) DISTORTION
ADJUSTMENT
1. Check the screen at the top & bottom, and look for any 2nd
or 3rd order waveform distortion of horizontal lines. Correct
with GV WAVE.
2. While tracking adjust GV WAVE and GV KEY, if here are
any KEY distortion.
GV KEY
GV WAVE