Read LG 47LK435C (CHASSIS:LC0AC) Service Manual online
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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.
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)
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)
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
1
0-2
279 288 295 308
319
338
2
3-5
278
286
294
306 318 336
3
6-9
277
285
293
305
317
335
4
10-19
276 283 292 303 316 333
5
20-35
274 280 290 300 314 330
6
36-49
272 277 288 297 312 327
7
50-79
271 275 287 295 311 325
8
80-149
270 274 286 294 310 324
9
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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