Read LG 42LN549C / 42LN549E (CHASSIS:LJ3AC) Service Manual online
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▪ Aging chamber line
model: (aging chamber)LN5xxx, LA6xxx, LA7xxx, LA8xxx
▪ Standard color coordinate and temperature using
CA-210(CH-14) – by aging time
H/R Time(Min)
Cool
Medium
Warm
x
y
x
x
y
x
271
270
286
289
314
318
1
0-5
280
285
295
304
320
329
2
6-10
276
280
291
299
316
324
3
11-20
272
275
287
294
312
319
4
21-30
269
272
284
291
309
316
5
31-40
267
268
282
287
307
312
6
41-50
266
265
281
284
306
309
7
51-80
265
263
280
282
305
307
8
81-119
264
261
279
280
304
305
9
Over 120
264
260
279
279
304
304
※
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
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
00
192
192
172
192
R Cut
64
64
64
128
G Cut
64
64
64
128
B Cut
64
64
64
128
** 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.(TBD)
■After enter Service Mode by pushing “ADJ” key,
■Enter White Balance by pushing “►” key at “8. White Balance”
※
After You finish all adjustments, Press “In-start” button 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
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