LG 44/52SZ8R Service Manual page 21

<Fig 12. Test Pattern>
3) Adjustment
(1) Using the Channel key, adjust CWI-Pat.1 to the LEFT/
RIGHT
(2) As adjustment, check the appearance noise in the
TEST Pattern<Fig 12>.
Setting the value reduced (3)~(4) step at a GREEN noise
disappearing spot.
* Intermediate value the point Green color disappears from
the Ramp Pattern and the point bottom color purity
comes to be uniform from the RED Pattern is same
(3)~(4)-step with value Green color disappears from the
Ramp Pattern.
(3) Using CH UP/DOWN key of the Remote Control, enter
the RED PATTERN.
(4) Check the RED Pattern<Fig 13> to uniform. After
checking unless abnormality do OK.
<Fig 13. RED Test Pattern>
4) NDC Adjustment
For compensation deviation of each Lamp uses NDC
Mode.Sees the Pattern and adjust left/right value using
Channel Key on Remote Control for Adjustment to be
uniform color of the White. (Lamp life compensation)
<Fig 14. Test Pattern>
* As temperature is different sensitivity, change angle of the
color wheel. At this time, the adjustment is done because color
may be changed.
12.
Adjusting the Auto CCA
1) Required Test Equipment
: CA-210
<Fig 15. CCA Automatic Adjustment Set-up>
2) Adjustment Sequence
(1) Install the equipment(CA210) be 5cm away from screen
center.
(2) RS-232C cable is connected from Control PC in the SET.
(3) Measure is started in the statement that SET is done to
Heat Run.
3) Sequence of Adjustment
(1) Auto adjustment program is practiced ( ccws.exe)
(2) Measure Model is chosen in Work->Select_Model(*cmf
pile)
(3) Check 'Cool Inspection', Warm Inspection', Medium
Inspection' box of left column in the main screen come to
be checked.
*If it was not checked, Inspection is not practiced after doing
measure.
<Fig 16.CCA Automatic adjustment program main screen >
(4) Click Auto Measure.
->There is progress situation in the right Auto CCA Process.
(Start measure automatically to R->G->B->W order, practicing
to inspection about White, OK, NG are judged in the right
subpart and then being marked.)