LG 32LB520B Service Manual page 11

* Manual W/B process using adjust Remote control.
■ Color analyzer(CA310,CA210)should be used in the
calibrated ch.
■ Operate the zero-calibration of the CA310 or CA210,
then stick sensor to the module when adjusting.
■ Enter factory mode by pushing customer remote controller:
input 3195.
■ Select W/B ADJUST item , push "ok" then enter into
adjust page.
■ For manual adjustment, it is also possible by the following
sequence.
(1) Set TV in aging mode by play a picture or music by USB for
more than 30 minutes. (if not executed this step the condition
for w/B will be different).
(2) Push "Exit" key.
(3) Enter factory mode by pushing customer remote controller:
input 3195 . Select W/B ADJUST item , push "ok" then en
ter into adjust page.
(4) Zero Calibrate the probe of Color Analyzer, then place it
on the center of LCD module within 10cm of the surface
(5) Select each items (Red/Green/Blue Gain) using
▲/▼(CH +/-) key on Remote control.
(6) Adjust R/ G/ B Gain using ◄/►(VOL +/-) key on R/C.
(7) Adjust three modes all (Cool / Medium / Warm)
- For All model
Fix the one of R/G/B gain and change the others
- For G-FIX model
Cool Mode
1) Fix the one of R/G/B gain to 192 (default data) and
decrease the others. (If G gain is adjusted over 172
and R and B gain less than 192 , Adjust is O.K.)
2) If G gain is less than 172, Increase G gain by up to
172, and then increase R gain and G gain same
amount of increasing G gain.
3) If R gain or B gain is over 255, readjust G gain less
than 172, Conform to R gain is 255 or B gain is 255
Medium / Warm Mode - Fix the one of R/G/B gain
to 192 (default data) and decrease the others.
(8) When adjustment is completed, exit adjustment mode
using EXIT key on Remote control.
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
* CASE Cool
First adjust the coordinate far away from the target
value(x, y).
1) x, y > target
i) Decrease the R, G.
2) x, y < target
i) First decrease the B gain,
ii) Decrease the one of the others.
3) x > target, y < target
i) First decrease B, so make y a little more than the
target.
ii) Adjust x value by decreasing the R.
4) x < target, y > target
i) First decrease B, so make x a little more than the
target.
ii) Adjust x value by decreasing the G.
*
- 11 -
LGE Internal Use Only