55LM8600, 55LM8650 (CHASSIS:LA23E) - LG TV Service Manual (repair manual). Page 15

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4.4.6.  Reference (White Balance Adj. coordinate and 
color temperature)
▪ Luminance: 204 Gray
▪  Standard  color  coordinate  and  temperature  using  CS-1000 
(over 26 inch)
Mode
Coordinate
Temp
uv
X
Y
Cool
0.269
0.273
13,000K
0.0000 
Medium
0.285
0.293
9,300K
0.0000 
Warm
0.313
0.329
6,500K
+0.0030  
▪  Standard color coordinate and temperature using CA-210(CH 18) - ALEF
Mode
Coordinate
Temp
uv
X
Y
Cool
0.269±0.002
0.273±0.002
13,000K
0.0000 
Medium
0.285±0.002
0.293±0.002
9,300K
0.0000 
Warm
0.313±0.002
0.329±0.002
6,500K
+0.0030  
▪ Standard color coordinate and temperature using CA-210(CH 14) - LGD
Mode
Coordinate
Temp
uv
X
Y
Cool
0.269±0.002
0.273±0.002
13,000K
0.0000 
Medium
0.285±0.002
0.293±0.002
9,300K
0.0000 
Warm
0.313±0.002
0.329±0.002
6,500K
0.0000 
4.4.6.1 ALELF&EDGE LED&IOL White balance table 
▪  Edge LED module change color coordinate because of aging time 
▪  apply under the color coordinate table, for compensated aging time
 Edge (LM860X)
GP4 Aging time
(Min)
Cool
Medium
Warm
X
Y
X
Y
X
Y
269
273
285
293
313
329
1
0-2
283
293
299
313
320
339
2
3-5
282
291
298
311
319
337
3
6-9
281
290
297
310
318
336
4
10-19
279
289
295
309
316
335
5
20-35
277
284
293
304
314
330
6
36-49
274
279
290
299
311
325
7
50-79
271
277
287
297
308
323
8
80-149
270
274
286
294
307
320
9
Over 150
269
273
285
293
306
319
4.4.7 THX Adjustment (For US Models)
For THX models, White Balance 4 point automatic control can 
be done through the below steps. (Warm axis)
(1) 100 IRE White Balance Adjustment done.
(2) Control Backlight so the Maximum brightness
*In  case  of  100  IRE  adjustment,  backlight  target  value  is 
125cd/m2.
(3) 4 Point gamma and W/B adjustment done.
* With  the  controlled  maximum  brightness,  adjust  the  Gamma 
2.2 (60, 40, and 20 IRE / do not adjust at 80 IRE)
*For 10 IRE, set R, G, B gain to 0, 0, and 0, respectively.
4.5. Option selection per country
4.5.1. Overview
(1)  Press ADJ  key  on  the Adj.  R/C,  and  then  select  Country 
Group Menu.
(2)  Depending  on  destination,  select  KR  or  US,  then  on  the 
lower Country option, select US, CA, MX. Selection is done 
using +, - KEY
4.6. Tool Option Inspection
▪ Method: Press Adj. key on the Adj. R/C, then select Tool option. 
Model
Tool 1 Tool 2 Tool 3 Tool 4 Tool 5 Tool 6 Tool 7
47LM8600-UC 32983 41026 30509 12333 23055 1324 62731
55LM8600-UC 32985 41026 30509 12333 23055 1323 62731
4.7. Local Dimming Inspection (Optional)
4.7.1. ALEF models with local dimming
(1)  Press  ‘TILT”  key  of  the  Adj.  R/C  and  check  moving 
patterns. The black bar patterns moves from top to bottom.
      If a local dimming function does not work, a whole screen 
shows full white
4.8. Ship-out mode check (In-stop)
▪  After final inspection, press In-Stop key of the Adj. R/C and 
check that the unit goes to Stand-by mode.
▪ After final inspection, Always turn on the Mechanical S/W.
4.9. WIFI MAC ADDRESS CHECK
a. Using RS232
Command
Set ACK
Transmission
[A][l][][Set ID][][20][Cr]
[O][K][x]  or  [N][G]
b. check the menu on in-start
Note that there are Wi-Fi MAC and MAC address.
Wi-Fi MAC is used for wireless network and MAC address is used 
for wired network
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