LG BN315 Service Manual page 17

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10-2 Required Test Equipment
(1) Illuminometer (Model : CL-200) 1EA : Chromaticity
measurement from projection screen center.
(2) PC input equipment (Pattern Generator, PC)
(3) Set fixing device 1EA
(4) Remote control 1EA
10-3. Preparation for Adjustment
(1) Connect the power cord and turn the set on, then connect
PC or Pattern to PC input.
(1) Connect the power cord and turn the set on, then connect
it to a PC input.
(2) After entering the instart, enter the CWI menu by using
the Adjust key on the remote control for adjustment.
(Default value : 330)
(3) After entering CWI, a full red screen will be displayed
when selecting "EXIT". At this time, check the value of the
Illuminometer color coordinates(X,Y) on the center.
Colow wheel index
CWI = 268
<Fig.12> TEST pattern (RED pattern)
10-4. Sequence of adjustment
(1) Adjust CWI to the left/right value by using the volume
buttons at the first adjustment value is preset to 330.
(2) Illuminometer color coordinates is changed when pressing
volume button.
(3) X coordinates usually get maximum value at
X=0.637±0.02 and Y coordinates usually get minimum
value at Y=0.350±0.02. Adjust this value by pressing
volume button on the remote control. Adjustment range is
usually 260~270 and average value is 268.
(4) Check the red pattern whether it is entirely uniform. If it is
uniform, press "ENTER" button to exit after pressing "EXIT"
button (FULL-RED disappear.).
11. White Balance Adjustment
11-1. Required Test Equipment
(1) Illuminometer (Model : CL-200) 1EA : Chromaticity
measurement from projection screen center
(2) Pattern Generator (DVI input)
(3) Set fixing device 1EA
(4) Remote control 1EA
11-2. Equipment Composition
(1) Compose the equipment as <Fig. 13>
Measurement standard : Lens shift -> Center (0%)
- Cable-1 : Cable that connect D-Load JACK of
- Cable-2 : CL-200 Cable that connect D-out of CL-200 with
11-3. Sequence of adjustment
(1) Change input mode of set to component .
(2) Input component 720p(1280x720@60)
(3) Receive 16-gray pattern.
(4)After connecting as above, execute "CCA.exe" program at
PC for adjustment.
(5) When program is executed, un-check the "Medium
inspection".
(6) Click the Auto Measure then white balance is adjusted
automatically.
(7) If adjustment is completed, it is displayed "OK" on window.
(6)
(5)
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Digitized in Heiloo, Holland
Set
Set fixing device
cable -1
PC for adjustment automaticlly
Setting CCA(automatic adjustment program)
cable -2
<Fig.13> Device setting diagram
BN315(SET) with COM1-port(RS-232) of PC
COM2-port (RS232) of PC.
27/1/2015
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