Home Theater System User Manual

8. Random Access Adjustment Mode
How to adjust the Horizontal Phase?
1. Push the cursor key ↑ or ↓ to highlight Horizontal Phase and press ENTER to select. (menu 8-42)
The Horizontal Phase Text box will be pro jected in the middle of the external image. A bar scale and a numbe r indicator (between
0 and 100) on the screen give a visual indication of the horizontal phas e adjustm ent. (image 8-10)
2. If the raster shift is correctly adjusted, the H Phase text box is projected in the middle of the raster. At that mom ent, the "><" ic on
indicates the middle of the raster.
Press the ← or → keys to adjust the H Phase "><" icon to coincide with the middle of the projected image.
3. Press EXIT to return to the Geometry m enu.
GEOMETRY
H PHASE
RASTER SHIFT
LEFT-RIGHT (E-W)
TOP-BOTTOM (N-S)
SIZE
V LINEARITY
BLANKING
Select with
↑
or
↓
then <ENTER>
<EXIT> to return
Menu 8-42
Image 8-10
Horizontal Phase Text Box
8.6.3 Raster Shift Adjustment
It is necessary to look into the lenses to perform these adjustments. To avoid eye discomfort w hile looking into
the lenses, reduce the contrast and gradually increase the b rightness level until the raster beco mes visible
on the face of the CRT.
What has to be done?
The raster of the separate colors m ust be centered both horizontally and vertically on the center of the C RT surface. To center the
raster, look into the lens of the respective color and use the cursor keys to m ove the raster.
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