Local Dimming Function Check; Magic Motion Remote Control Test; Color Sensor Function Inspection; 3D Function Test - LG 79UB980T-TA Service Manual

4.4. Local Dimming Function Check

Step 1) Turn on TV.
Step 2) At the Local Dimming mode, module Edge Backlight
moving right to left Back light of IOP module moving.
Step 3) Confirm the Local Dimming mode.
Step 4) Press "exit" key.

4.5. Magic Motion Remote control test

- Equipment : RF Remote control for test, IR-KEY-Code
Remote control for test
- You must confirm the battery power of RF-Remote control
before test(recommend that change the battery per every lot)
- Sequence (test)
1) If you select the 'start key(OK)' 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 "OK" key on the Adjustment remote control.
3) You must remove the pairing with the TV Set by select
'Mute + OK Key' on the Adjustment remote control.

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 green key.
Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
(3) Don't wear a 3D Glasses, Check the picture like below.
4.7. Option selection per country
4.8.1. Overview
- Option selection is only done for models in AJ/JA/IL
4.8.2.Method
(1) Press "ADJ" key on the Adjustment remote control, then
select Country Group Menu.
(2) Depending on destination, select Country Group Code or
Country Group then on the lower Country option, select
US, CA, MX. Selection is done using +, - or ►◄ KEY.

4.8. Color Sensor Function Inspection

4.8.1. Overview
▪ Option selection is only done for models in AJ/JA/IL
4.8.2. Method
(1) Press ADJ key on the Adj. R/C, then select a Area option
Meun.
(2) Depending on destination, select a Area option , using +, -
or ►◄ KEY
4.9. Color Sensor Function Inspection
This Inspection is available only Power-Only Status.
(1) Turn on TV
(2) Press EYE key of Adj. R/C
(3) Confirm color sensor raw data for each channel
(4) Cover the Color sensor on the front of the using your hand
and wait for 6 seconds.
(5) Confirm that value is lower than 10 of the "Raw Data
(Sensor data, Backlight )" and "OK" message.
If after 6 seconds, value is not lower than 10 and not
showing the "OK" message, replace color sensor.
(6) Remove your hand from the color sensor and wait for 6
seconds.
(7) Compare step 3) raw data.
If the variation is higher than 30 for each channel, replace
color sensor
Step 2)
Step 5)
- 20 -
Step 3) Step 4)
Step 6)
LGE Internal Use Only
Step 7)