43
If a partial color drift is found, perform convergence adjustment in the following procedure:
How to perform partial convergence adjustment
1
Turn ON the “CONV.ADJ” switch on the projector adjustment PCB.
2
Point the remote controller toward the screen and press the “TEST” key for about 3 seconds.
(A green checked pattern appears on the screen.)
3
Press the “MODE” key on the remote controller.
Each pressing of the “MODE” key changes the mode in the following order: adjustment
one-row adjustment
one-point adjustment---. Select one of the modes according to
the color drift condition. Here, we will describe the procedure for carrying out partial
convergence adjustment, assuring that the one-point adjustment mode has been
selected: The screen shows a green checked test-pattern and the marker indicating the
place to be adjusted.
(
)
4
When adjusting the red color.
Press the “ R ” key on the remote controller.
A red test pattern appears on the screen along with the green test
pattern, and the green marker turns red.
5
Press the “ POSITION ” keys on the remote controller to move the marker to the place you
want to adjust. (The range where the marker can move is limited.)
6
Press the “ ADJUST ” keys on the remote controller to match the red test pattern with the
green one. (When the red test pattern is laid over the green one, the resultant test pattern
looks yellow.)
7
When adjusting the blue color.
Press the “ B ” key on the remote controller.
The blue test pattern is added to the screen and the red marker turns blue. Adjust the
blue color according to the procedure described in steps 5 and 6.
8
Store the adjustment condition by pressing the “ WRITING ” key on the remote controller.
9
Turn OFF the “ CONV.ADJ. ” switch on the projector adjustment PCB.
•Do not perform an extraordinary setting on purpose; otherwise, it will cause a damage.
•In case a problem happens during the adjustment , do not press the “WRITING” key but
turn OFF the power switch and on again , and readjust the unit.
R
POSITION
B
G
WRITING
MODE
TEST
Marker
Green test pattern
(
(
)
)
7 Maintenance and annex
