Read LG 42LS3450 (CHASSIS:LC21C) Service Manual online
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3.2 Function Check
3.5.1 Check display and sound
■
Check Input and Signal items. (cf. work instructions)
1. TV
2. AV
2. AV
3. COMPONENT (480i)
4. HDMI
* Display and Sound check is executed by Remote controller.
* Display and Sound check is executed by Remote controller.
☞
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 è CH 9, Test signal : Inner pattern (
80IRE
)
LED è CH 14, Test signal : Inner pattern (
80IRE
)
■
Above 5 minutes H/run in the inner pattern. (“power on” key of adjust remote control)
Cool
11,000k
K
X=0.276 (±0.002)
Y=0.283 (±0.002)
Y=0.283 (±0.002)
Medium
9,300k
K
X=0.285 (±0.002)
Y=0.293 (±0.002)
Warm
6,500k
K
X=0.313 (±0.002)
Y=0.329 (±0.002)
Y=0.329 (±0.002)
O/S TN Edge LED/ Lamp
under 26”
under 26”
Cool
11,000k
K
X=0.276 (±0.002)
Y=0.283 (±0.002)
Y=0.283 (±0.002)
Medium
9,300k
K
X=0.285 (±0.002)
Y=0.293 (±0.002)
Color
Temperature
Temperature
Warm
6,500k
K
X=0.313 (±0.002)
Y=0.329 (±0.002)
Y=0.329 (±0.002)
All LCD and O/S LED(except
LGD),lamp over 26”
LGD),lamp over 26”
<Test Signal>
Inner pattern
(204gray,
Inner pattern
(204gray,
80IRE)
◈
Edge LED W/B Table
in process of aging time (Only LGD Edge LED Module)
CA210 : CH 14, Test signal : Inner pattern (
80IRE
)
Cool(13000K)
Medium(9300K)
Warm(6500K)
x
y
x
y
x
y
S7LR2
Aging time
(Min)
(Min)
269
273
285
293
313
329
1
0-2
280
287
296
307
320
337
2
3-5
279
285
295
305
319
335
3
6-9
277
284
293
304
317
334
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
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