LG 55LM660S / 55LM660T (CHASSIS:LD22E) Service Manual ▷ View online
- 15 -
▪ Adjustment condition and cautionary items
1) Lighting condition in surrounding area
Surrounding lighting should be lower 10 lux. Try to
isolate adj. area into dark surrounding.
2) Probe location
: Color Analyzer(CA-210) probe should be within 10 cm
and perpendicular of the module surface.(80° ~ 100°)
3) Aging time
- After Aging Start, Keep the Power ON status during 5
Minutes.
- In case of LCD, Back-light on should be checked
using no signal or Full-white pattern.
4.2.6. Reference(White balance adjusmtment coordinate
and color temperature)
▪ Luminance : 204 Gray
▪ Standard color coordinate and temperature using CS-1000
(over 26 inch)
▪ Standard color coordinate and temperature using CA-210(CH 14)
4.2.7. LED White balance table
- EDGE LED module change color coordinate because of
aging time.
- Apply under the color coordinate table, for compensated
aging time.
- ALEF(LM76 series)
4.3. EYE-Q function check
(1) Turn on TV.
(2) Press EYE key of Adjustment remote control.
(3) Cover the Eye Q II sensor on the front of the using your
hand and wait for 6 seconds.
(4) Confirm that R/G/B value is lower than 10 of the "Raw
Data (Sensor data, Back light)". If after 6 seconds, R/G/B
value is not lower than 10, replace Eye Q II sensor.
(5) Remove your hand from the Eye Q II sensor and wait for 6
seconds.
(6) Confirm that "ok" pop up. If change is not seen, replace
Eye Q II sensor.
4.4. Local Dimming Function Check
Step 1) Turn on TV.
Step 2) Press “TILT” key on the Adj. R/C.
Step 3) At the Local Dimming mode, module Edge Backlight
moving right to left Back light of IOP module moving.
Step 4) Confirm the Local Dimming mode.
Step 5) Press "exit" key.
4.5. Magic Motion Remote control test
(1) Equipment : RF Remote control for test, IR-KEY-Code
Remote control for test
(2) You must confirm the battery power of RF-Remote control
before test(recommend that change the battery per every lot)
(3) Sequence (test)
1) if you select the "Start(Wheel)" key on the Adjustment
remote control, you can pairing with the TV SET.
2) You can check the cursor on the TV Screen, when select
the "Wheel" key on the Adjustment remote control.
3) You must remove the pairing with the TV Set by select
"Mute" key on the Adjustment remote control
Mode
Coordinate
Temp
∆uv
x
y
Cool
0.269
0.273
13000 K
0.0000
Medium
0.285
0.293
9300 K
0.0000
Warm
0.313
0.329
6500 K
0.0000
Mode
Coordinate
Temp
∆uv
x
y
Cool
0.269 ± 0.002
0.273 ± 0.002 13000 K 0.0000
Medium 0.285 ± 0.002
0.293 ± 0.002
9300 K 0.0000
Warm
0.313 ± 0.002
0.329 ± 0.002
6500 K 0.0000
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
80-119
270
274
286
294
307
320
9
Over 120
269
273
285
293
306
319
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4.6. 3D function test
(Pattern Generator MSHG-600, MSPG-6100[Support HDMI1.4])
* HDMI mode NO. 872 , pattern No.83
(1) Please input 3D test pattern like below.
(2) When 3D OSD appear automatically, then select OK key.
(3) Don't wear a 3D Glasses, check the picture like below.
4.7. Wi-Fi Test
Step 1) Turn on TV
Step 2) Select Network Connection option in Network Menu.
Step 3) Select Start Connection button in Network Connection.
Step 4) If the system finds any AP like blow PIC, it is working
well.
4.8. LNB voltage and 22KHz tone check
(only for DVB-S/S2 model)
▪ Test method
(1) Set TV in Adj. mode using POWER ON.
(2) Connect cable between satellite ANT and test JIG.
(3) Press Yellow key(ETC+SWAP) in Adj Remote control to
make LNB on.
(4) Check LED light ‘ON’ at 18 V menu.
(5) Check LED light ‘ON’ at 22 KHz tone menu.
(6) Press Blue key(ETC+PIP INPUT) in Adj Remote control
to make LNB off.
(7) Check LED light ‘OFF’ at 18 V menu.
(8) Check LED light ‘OFF’ at 22 KHz tone menu.
▪ Test result
(1) After press LNB On key, ‘18 V LED’ and ‘22 KHz tone
LED’ should be ON.
(2) After press LNB OFF key, ‘18 V LED’ and ‘22 KHz tone
LED’ should be OFF.
4.9. Option selection per country
4.9.1. Overview
- Option selection is only done for models in Non-EU
4.9.2. Method
(1) Press ADJ key on the Adj. R/C, then select Country Group
Meun
(2) Depending on destination, select Country Group Code 04
or Country Group EU then on the lower Country option,
select US, CA, MX. Selection is done using +, - or ►◄
key.
4.10. Tool Option selection
▪ Method : Press "ADJ" key on the Adjustment remote control,
then select Tool option.
4.11. Ship-out mode check(In-stop)
▪ After final inspection, press "IN-STOP" key of the Adjustment
remote control and check that the unit goes to Stand-by mode.
- 17 -
4.12.1. Method
- Check that Power cord is fully inserted to the SET.
(If loose, re-insert)
- Unit fully inserted Power cord, Antenna cable and A/V
arrive to the auto-check process.
- Connect D-terminal to AV JACK TESTER
- Auto CONTROLLER(GWS103-4) ON
- Perform GND TEST
- If NG, Buzzer will sound to inform the operator.
- If OK, changeover to I/P check automatically.
(Remove CORD, A/V form AV JACK BOX.)
- Perform I/P test
- If NG, Buzzer will sound to inform the operator.
- If OK, Good lamp will lit up and the stopper will allow the
pallet to move on to next process.
4.12.2. Checkpoint
▪ TEST voltage
- GND: 1.5 KV / min at 100 mA
- SIGNAL: 3 KV / min at 100 mA
▪ TEST time: 1 second
▪ TEST POINT
- GND TEST = POWER CORD GND & SIGNAL CABLE
METAL GND
NEUTRAL
▪ LEAKAGE CURRENT: At 0.5 mArms
5. Audio
Measurement condition:
(1) RF input: Mono, 1 KHz sine wave signal, 100 % Modulation
(2) CVBS, Component: 1 KHz sine wave signal 0.5 Vrms
(3) RGB PC: 1 KHz sine wave signal 0.7 Vrms
6. USB S/W Download(Service only)
(1) Put the USB Stick to the USB socket.
(2) Automatically detecting update file in USB Stick.
- If your downloaded program version in USB Stick is Low,
it didn't work. But your downloaded version is High, USB
data is automatically detecting.
(Download Version High & Power only mode, Set is
automatically Download)
(3) Show the message "Copying files from memory".
(4) Updating is starting.
(5) Updating Completed, The TV will restart automatically.
(6) If your TV is turned on, check your updated version and
Tool option. (explain the Tool option, next stage)
* If downloading version is more high than your TV have, TV
can lost all channel data. In this case, you have to channel
recover. if all channel data is cleared, you didn’t have a DTV/
ATV test on production line.
* After downloading, have to adjust Tool Option again.
(1) Push "IN-START" key in service remote control.
(2) Select "Tool Option 1" and push "OK" key.
(3) Punch in the number. (Each model has their number)
No.
Item
Min
Typ Max
Unit
Remark
1.
Audio practical
max Output, L/R
(Distortion=10%
max Output)
9
10
12
W
EQ Off
AVL Off
Clear Voice Off
8.10 10.8 Vrms
2.
Speaker (8Ω
Impedance)
9
10
12
W
EQ Off
AVL Off
Clear Voice Off
- 18 -
■ Screw specification and application situation
<Warning>
Check Screw Type When Screw is assembled at 'A' Part. If 'C' Screw is used at the 'A'
part, Module will get damaged.
SCREW ASSEMBLY WORKING GUIDE
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FAB30013202
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