Read LG 39LN5700 (CHASSIS:LT33B) Service Manual online
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5.2. Adjustment White balance
● W/B Equipment condition
CA210 : CH 9, Test signal : Inner pattern (80IRE) – LAMP
Module
CH14 , Test signal : Inner pattern (80IRE) – LED Module
● Above 5 minutes H/run in the inner pattern. (“power on” key of
adjust remote control)
※
The spec of color temperature and coordinate.
All
Cool (C50)
13,000k
K
X=0.269
(±0.002)
Y=0.273
(±0.002)
<Test signal>
- Inner pattern
for W/B adjust
- External white
pattern (80IRE,
204gray)
Medium (0)
9,300k
K
X=0.285
(±0.002)
Y=0.293
(±0.002)
Warm (W50)
6,500k
K
X=0.313
(±0.002)
Y=0.329
(±0.002)
※
LA6xxx, LA7xxx, LA8xxx, LN5x Series (Normal Line)
H/R Time(Min)
Cool
Medium
Warm
x
y
x
x
y
x
271
270
285
293
313
329
1
0-2
281
287
295
310
320
342
2
3-5
280
285
294
308
319
340
3
6-9
278
284
292
307
317
339
4
10-19
276
281
290
304
315
336
5
20-35
275
277
289
300
314
332
6
36-49
274
274
288
297
313
329
7
50-79
273
272
287
295
312
327
8
80-119
272
271
286
294
311
326
9
Over 120
271
270
285
293
310
325
※
LA6xxx, LA7xxx, LA8xxx, LN5x Series (Aging Chamber)
H/R Time(Min)
Cool
Medium
Warm
x
y
x
x
y
x
271
270
285
293
313
329
1
0-5
280
285
294
308
319
340
2
6-10
276
280
290
303
315
335
3
11-20
272
275
286
298
311
330
4
21-30
269
272
283
295
308
327
5
31-40
267
268
281
291
306
323
6
41-50
266
265
280
288
305
320
7
51-80
265
263
279
286
304
318
8
81-119
264
261
278
284
303
316
9
Over 120
264
260
278
283
303
315
※
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
● Auto-control interface and directions
(1) Adjust in the place where the influx of light like floodlight
around is blocked. (Illumination is less than 10ux).
(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.(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 ‘full white pattern’ or the others, check the
back light on.
● Auto adjustment Map(RS-232C)
RS-232C COMMAND
[ CMD ID DATA ]
Wb 00 00 White Balance Start
Wb 00 ff White Balance End
RS-232C COMMAND
[CMD ID DATA]
MIN
CENTER
(DEFAULT)
MAX
Cool
Mid
Warm 00
Cool Mid
Warm
R Gain Jg
ja
jd
00
172
192
192
192
G Gain Jh
jb
je
00
172
192
192
192
B Gain Ji
jc
jf
192
192
172
192
R Gain
64
64
64
128
G Gain
64
64
64
128
B Gain
64
64
64
128
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