Total Assembly Line Process; Function Check; Adjustment Preparation; Auto-Control Interface And Directions - LG 32CS460 Service Manual

3.4 Function Check

- Check display and sound
■ Check Input and Signal items.
1) TV
2) AV (SCART / CVBS)
3) COMPONENT (480i)
4) RGB (PC : 1024 x 768 @ 60hz) (* RGB input : LD21B
only support)
5) HDMI
6) PC Audio In (* except LD21A chassis model)
* Display and Sound check is executed by Remote control.
<Caution>
Not to push the INSTOP key after completion if the function
inspection.

4. Total Assembly line process

4.1. Adjustment Preparation

▪ W/B Equipment condition
CA210
: CCFL/EEFL -> CH9, Test signal: Inner pattern(80IRE)
LED -> CH14, Test signal: Inner pattern(80IRE)
▪ If it is executed W/B adjustment in 2~3 minutes H/run, it is
adjusted by Target data
Mode Temp Coordinate spec
X=0.269 (±0.002)
Cool 13,000k
Y=0.273 (±0.002)
X=0.285 (±0.002)
Medium 9,300k
Y=0.293 (±0.002)
X=0.313 (±0.002)
Warm 6,500k
Y=0.329 (±0.002)
* Connecting picture of the measuring instrument
(On Automatic control)
Inside PATTERN is used when W/B is controlled. Connect to
auto controller or push Adjustment R/C POWER ON →
Enter the mode of White-Balance, the pattern will come out.
Full White Pattern
RS-232C Communication
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
Target
X=0.271
LAMP
Y=0.276
<Test Signal>
X=0.287 Inner pattern
Y=0.296 (204gray,
80IRE)
X=0.315
Y=0.332
CA-210
COLOR
ANALYZER
TYPE : CA-210
- 12 -

* Auto-control interface and directions

(1) Adjust in the place where the influx of light like floodlight
around is blocked. (illumination is less than 10 lux).
(2) Adhere closely the Color analyzer(CA210) to the module
less than 10 cm distance, keep it with the surface of the
Module and Color analyzer's prove vertically.(80° ~ 100°).
(3) Aging time
- After aging start, keep the power on (no suspension of
power supply) and heat-run over 5 minutes.
- Using 'no signal' or 'POWER ONLY' or the others, check
the back light on.
▪ Auto adjustment Map(using RS-232C to USB cable)
RS-232C COMMAND
[CMD ID DATA]
Wb 00 00 White Balance Start
Wb 00 ff White Balance End
RS-232C COMMAND
[CMD ID DATA]
Cool Mid Warm
R Gain jg Ja jd
G Gain jh Jb je
B Gain ji Jc jf
R Cut
G Cut
B Cut
<Caution>
Color Temperature : COOL, Medium, Warm.
One of R Gain/G Gain/ B Gain should be kept on 0xC0, and
adjust other two lower than C0.(When R/G/B Gain are all
C0, it is the FULL Dynamic Range of Module)
* Manual W/B process using adjust Remote control.
▪ After enter Service Mode by pushing "ADJ" key,
▪ Enter White Balance by pushing " ► " key at "8. White
Balance".
EZ ADJUST
0. Tool Option1
1. Tool Option2
2. Tool Option3
3. Tool Option4
4. Tool Option5
5. Country Group
6. Area Option
7. ADC Calibration
8. White Balance
9. 10 Point WB
10. Test Pattern
11. EDID D/L
12. Sub B/C
13. Touch Sensitivity Setting
* After you finished all adjustments, Press "In-start" key and
compare Tool option and Area option value with its BOM, if
it is correctly same then unplug the AC cable. If it is not
same, then correct it same with BOM and unplug AC cable.
For correct it to the model's module from factory Jig model.
* Push the "IN STOP" key after completing the function
inspection. And Mechanical Power Switch must be set
"ON".
CENTER
(DEFAULT)
MIN
Cool Mid Warm
00 172 192 192
00 172 192 192
00 192 192 172
64 64 64
64 64 64
64 64 64
White Balance
Color Temp. Cool
172
R-Gain
G-Gain 172
B-Gain
192
R-Cut
64
G-Cut
64
B-Cut
64
Test-Pattern
ON
Backlight
►
100
Reset
To Set
LGE Internal Use Only
MAX
192
192
192
128
128
128