Lg 20LS7D(C)-UB Manual de usuario descargar pdf (Pagina 13)

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7. Adjustment of White Balance

7-1. Required Equipment

(1) Color analyzer (CA-100 or CA210 similar product)

(2) Automatic adjustor (with automatic adjustment necessity

and the RS-232C communication being possible)

7-2. Connection Diagram of Equipment

for Measuring (Automatic Adjustment)

* RS-232C Command (Automatic Adjustment)

7-3. Adjustment of White Balance(manual)

(1) Enter ‘Ez - Adjust’ by pressing ADJ KEY on the Service

Remote Control.

(2) Select "9. TEST PATTERN" using CH +/- Key and HEAT

RUN at least 30 minutes by pressing the ENTER Key.

(3) Calibrate of the CA100+, then attach sensor to LCD

module surface when you adjust.

(4) After attaching sensor to center of screen, select ‘6. White-

Balance’ of ‘Ez - Adjust’ by pressing the ADJ KEY on the

Service R/C. Then enter adjustment mode by pressing the

Right KEY (

(5) Set test-pattern on and display inside pattern. Control is

carried out on there color temperature, COOL, MEDIUM,

WARM.

* Fix all color temperature to 64.

* Color Temperature: Cool, Medium, Warm

1. When R GAIN is set to 192

- Control G GAIN and B GAIN by lowering from 192.

2. When B GAIN is set to 192

- Control R GAIN and G GAIN by lowering from 192.

3. When G GAIN is set to 192

- Control R GAIN and B GAIN by lowering from 192.

One of R Gain / G Gain / B Gain should be kept on 192, and

adjust other two lower than 192.

(When R/G/B GAIN are all 192, it is the FULL DYNAMIC

Range of Module)

Full White Pattern

COLOR

ANALYZER

TYPE; CA-210+

<Fig. 3> Connection Diagram of Automatic Adjustment

R Gain

G Gain

B Gain

R Cut

G Cut

B Cut

Cool

Mid

RS-232C COMMAND

[CMD ID DATA]

CENTER

(DEFAULT)(Decimal)

192

Warm

Min

Max

(Deci

mal)

Cool

Mid

Warm

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 ... 35 36

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Lg 20LS7D(C)-UB Manual de usuario Pagina 13

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