LG 42CS560 Service Manual page 11

3.4. Function Check
(1) Check display and sound
- Check Input and Signal items. (cf. work instructions)
1) TV
2) AV
3) COMPONENT1/2 (480i)
4) RGB (PC : 1024 x 768 @ 60hz)
5) HDMI
6) PC Audio In
* 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 -> CH 9, Test signal : Inner pattern(80 IRE)
- LED -> CH 14, Test signal : Inner pattern(80 IRE)
· Above 5 minutes H/run in the inner pattern. ("power on" key
of adjustment remote control)
Cool 13,000 K X=0.269(±0.002)
Y=0.273(±0.002)
Medium 9,300 K X=0.285(±0.002)
Y=0.293(±0.002)
Warm 6,500 K X=0.313(±0.002)
Y=0.329(±0.002)
· Edge LED W/B Table in process of aging time(Only LGD
Module)
CA210 : CH14, Test signal : Inner patter (80 IRE)
Aging Time Cool
GP2R (Min.) X
269
1 0-2 279
2 3-5 278
3 6-9 277
4 10-19 276
5 20-35 274
6 36-49 272
7 50-79 271
8 80-149 270
9 Over 150 269
* 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 ©2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
<Test Signal>
Inner pattern
(204 gray,80 IRE)
Medium Warm
Y X Y X
273 285 293 313
288 295 308 319
286 294 306 318
285 293 305 317
283 292 303 316
280 290 300 314
277 288 297 312
275 287 295 311
274 286 294 310
273 285 293 309
CA-210
COLOR
ANALYZER
TYPE: CA-210
* 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 10cm distance, keep it with the surface of the
Module and Color Analyzer's Prove vertically.(80º ~ 100º).
3) Aging time
- After aging start, keep the power on (no suspension of
power supply) and heat-run over 15minutes.
- Using 'no signal' or 'full white pattern' or the others, check
the back light on.
• Auto adjustment Map(RS-232C)
RS-232C COMMAND
[CMD ID DATA]
Wb 00
Wb 00
RS-232C COMMAND MIN
[CMD ID DATA]
Cool
R Gain jg
G Gain jh
B Gain ji
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 adjusts Remote control.
Y
• After enter Service Mode by pushing "ADJ" key,
329
• Enter White Balance by pushing "
338
Balance".
336
EZ ADJUST
335
0. Tool Option1
1. Tool Option2
333
2. Tool Option3
3. Tool Option4
330
4. Tool Option5
5. Country Group
327
6. Area Option
7. ADC Calibration
325
8. White Balance
9. 10 Point WB
324
10. Test Pattern
323 11. EDID D/L
12. Sub B/C
13. Touch Sensitivity Settin
* After done 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".
- 11 -
00 White Balance Start
ff White Balance End
CENTER
(DEFAULT)
Mid Warm Cool
Ja jd 00 172
Jb je 00 172
Jc jf 00 192
64
64
64
G
White Balance
Color Temp.
R-Gain
G-Gain
B-Gain
R-Cut
G-Cut
B-Cut
Test-Pattern
Backlight
Reset
LGE Internal Use Only
MAX
Mid Warm
192 192 255
192 192 255
192 172 255
64 64 128
64 64 128
64 64 128
" key at "8. White
Cool
172
172
192
64
64
64
ON
100
To Set