47LK435C (CHASSIS:LC0AC) - LG TV Service Manual (repair manual). Page 15

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3.2 Function Check
 
3.2.1 Check display and sound   
■ Check Input and Signal items. (cf. work instructions)   
1. TV 
2. AV1/2 
3. COMPONENT1/2 (480i) 
4. RGB (PC : 1024 x 768 @ 60hz) 
5. HDMI1/2/3 
6. PC Audio In   
* Display and Sound check is executed by remocon. 
 
4. Total Assembly line process   
4.1 Adjustment Preparation 
       
■ W/B Equipment condition 
                CA210 : CH 9, Test signal : Inner pattern (85IRE) 
■ Above 5 minutes heatrun in the inner pattern. (turn on TV by pushing ‘POWER ON’ or ‘P-ONLY’ key) 
  [ Color Temperature ] 
CCFL Module and O/S Edge Module 
Cool  
11,000k
 
°K 
X=0.276 (±0.002) 
Y=0.283(±0.002) 
Medium  
9,300k 
 
°K 
X=0.285 (±0.002) 
Y=0.293 (±0.002) 
32/37LK450-CC 
42/47/55LK530-CC 
32LK330-CB 
32LK335C-CB 
32LV3500-CB(CMI) 
55LK535C-CC 
Warm  
6,500k 
 
°K 
X=0.313 (±0.002) 
Y=0.329 (±0.002) 
 
 
LGD  Edge LED Models : 32LV3500/37LV3500/LW4500 
Aging time 
Cool(13000k) 
Medium(9300k) 
Warm(6500k) 
(Min) 
X(±0.002
y(±0.002
x(±0.002
y(±0.002
x(±0.002
y(±0.002
 GP3 
   
269 
273 
285 
293 
313 
329 
0-2 
279 288 295 308 
319 
338 
3-5 
278 
286 
294 
306 318 336 
6-9 
277 
285 
293 
305 
317 
335 
10-19 
276 283 292 303 316 333 
20-35 
274 280 290 300 314 330 
36-49 
272 277 288 297 312 327 
50-79 
271 275 287 295 311 325 
80-149 
270 274 286 294 310 324 
Over 150 
269 273 285 293 
309 
323 
 
4.1.1  Local Dimming Inspection
 (
Only 42/47/55LW4500-CA
1) 
Press ‘TILT” key of the Adj. R/C and check moving patterns. The black bar patterns moves from   
top to bottom. 
If local dimming function does not work, a whole screen shows full white. 
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