Adjusting The Crt Conversion Angle - Sony VPH-D50Q Manuel D'installation

Modifying Parts

Adjusting the CRT Conversion Angle

20
(EN) Installation
Adjust the CRT conversion angle so that the three CRT images converge
exactly.
1
Remove the upper cover.
For how to remove the upper cover, see page 17 (EN).
2
Turn on the power of the projector.
3
Set the remote control to the service adjustment mode.
For details, see "Preparation" on page 37 (EN).
4
Reset the green, red and blue centering.
For details, see "Resetting the Data" on page 100 (EN).
5
Make sure that the on-screen display is shown as follows:
• The center of the green HATCH pattern aligns with the horizontal
center of the screen.
• The center of the red and blue HATCH patterns align at even
intervals from the green HATCH pattern.
If the center of the green HATCH pattern does not align with the center
of the screen, re-install the projector correctly.
6
Loosen the four red CRT fixing screws (black) by using the Philips
screwdriver. Make sure not to remove the screws.
Black
Black Black
screws
screws screws