Projection Lens Focus (Rough) - Hughes JVC CB100 User Manual

Hughes-jvc projector user's guide
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If the projector uses more than one (1) type of VIC, the type can be determined
by accessing the S
VIC slot will be displayed with the type of VIC in each slot. Complete the Timing
section first, Geometry next, and Convergence last.
They are performed in this order because Geometry depends on proper Timing
settings and Convergence depends on correct Geometry.
Ensure that the projector is installed and positioned correctly at the outset so that
all later adjustments will be at their optimal levels and the image will be the
sharpest possible. Positioning the projector is the most important step in the
setup procedures. The projector-to-screen alignment should be as square as
possible before starting setup procedures in order to accomplish Timing,
Geometric, and Convergence adjustments properly.
Prior to starting the procedures, a channel and source (source file) must be
selected for the setup adjustments. This is covered in Section 4.1.2 on page 4-6.
A rough focus of the projection lens may be necessary to be able to read the
menus.

4.1.1. Projection Lens Focus (Rough)

HJT Model 100 User's Guide
-M
YSTEM
AINTENANCE
For the Timing and Geometry setup procedures below, it is necessary to
obtain a rough focus of the Projection Lens in order to read menus and
do the adjustments. If the focus is adequate to read the menus, this
procedure can be skipped until after the Timing and Geometry
adjustments are finished. When the Timing and Geometry adjustments
are complete, and prior to starting convergence, the Projection Lens
focus adjustment should be repeated and a sharp focus obtained.
To obtain a Rough Focus of the Projection Lens:
1. Press M
to display the M
ENU
If necessary, use the E
2. Select S
from the M
YSTEM
3. Select T
P
EST
ATTERN
4. Select F
from the T
OCUS
NOTE: The H pattern is preferred for focusing the Projection Lens.
5. Select P
ROJECTION
6. A small window displaying F
screen.
7. Use the up/down arrow keys to zoom the image to the desired size.
The raster and image should be smaller than the screen. Ensure the
F
E
box in the P
OCUS
NABLE
8. Use the right/left arrow keys to get a rough overall focus to be able to
read menus. A sharper focus will be obtained later after the Geometry
procedures are completed.
to complete this adjustment.
9. Press E
NTER
10. Press E
twice to display the M
SCAPE
Chapter 4—Setup Adjustments
menu and selecting S
M
on the screen.
AIN
ENU
key to back out to the M
SCAPE
M
.
AIN
ENU
from the S
menu.
YSTEM
P
menu.
EST
ATTERN
L
from the S
ENS
YSTEM
and Z
OCUS
OOM
REFERENCES
M
AIN
L
TATUS
IST
M
AIN
ENU
menu.
arrows appears on the
menu is checked.
.
ENU
. Each
.
4-5

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