Sony KV-27EXR25, Техническая сервисная информация

Страница: 30 / 42

Page 6 SET 2910
PIP ADJUSTMENTS
Note: Adjustments made with PIP on. Refer to “Digital Adjustment
Procedure” in Miscellaneous Adjustment Section.
PIP BRIGHTNESS AND CONTRAST
Tune in a picture. Set Brightness, Color, and Picture to MINIMUM.
Adjust Bright Level Control (RV2 105) for just visible highlights. Set
Picture and Brightness to Maximum and adjust Contrast
for minimum blooming. Set Picture, Brightness, and Color to reset.
PIP WINDOW POSITION
Tune in a picture. Place PIP window in upper left comer of
Adjust Position Control to place PIP window 1 inch from
left side of screen. Place PIP window in lower right comer of screen.
Adjust Position Control
to place PIP window 1 inch from
right side of screen.
PIP SUB COLOR/SUB TINT
Tune in a pattern on the PIP screen. On main screen select a
video input with no signal. Position PIP screen in lower left comer
of screen. Connect an oscilloscope to
Adjust Sub Color Con-
trol (RV2 107) so that the PIP portion of the signal is p-p. Tune
in a picture on PIP window. Adjust Sub Hue Control to
obtain proper skin tones.
PIP RGB PICTURE (RGBP)
Tune in a Pattern. Enter Service Adjustment Mode. Select
RGBP adjustment, and adjust level to 00. Set Picture and Brightness
to MINIMUM. Adjust RGBP for proper colorbars in PIP window.
Save adjustment to memory.
PIP B-Y
in a pattern. Turn B-Y Control clockwise
until PIP window turns solid blue and note position. Turn
until PIP window colorbars lose blue and note
position. Set to midpoint between the two positions.
PIP R-Y
Tune in a pattern. Turn R-Y Control counter-
clockwise until PIP window turns solid red and note position. Turn
clockwise until PIP window colorbars lose red and note
position. Set to midpoint between the two positions.
SUB PICTURE
Tune in a pattern on the PIP window. Adjust LC Networks
so that the PIP window size and location is identi-
cal in all positions.