LG 55LX9500 Service Manual page 12

5.4. Intelligent Sensor Inspection Guide
Step 1. Turn on the TV set.
Step 2. Press "EYE" button on the Adjustment remote
controller.
Step 3. Block the Intelligent Sensor module on the front C/A
about 6 seconds.
When the "Sensor Data" is lower than 20, you can see the
"OK" message
=> If it doesn't show "OK" message, the Sensor Module is
defected one.
You have to replace that with a good one.
Step 4. After check the "OK" message come out, take out your
hand from the Sensor module.
=> Check "Sensor Data" value change from "0" to "300" or not.
If it doesn't change the value, the sensor is also defected one.
You have to replace it.
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Only for training and service purposes
5.5. Blue-Tooth Inspection Guide
5.5.1. Test Condition.
Must located another set in a state of DC ON (without
checking set) in closer distance(5M).
-On total assembly step, S/W deal with connection
(between Set and another Set, other device that be
compatible with Bluetooth)
5.5.2. Need device : same set in closer distance,
adjustment remote control
5.5.3. Method
1) Push "Power on key" on adjustment remote control.
change "Bluetooth On" mode
2) Push "EXIT" KEY
3) Push "B-TOOTH"(NEW) or "PIP"(OLD) Key
4) Check "Searching OK" message
5) Push "Exit" key, finish check.
5.6. Local Dimming Inspection (Optional)
5.6.1. Edge LED models with local dimming
1) Press 'TILT" key of the Adj. R/C and check moving patterns.
The black bar patterns moves from left to right. If local
dimming function does not work, a whole screen shows full
white.
5.6.2. IOP LED models with local dimming
1) Press 'TILT" key of the Adj. R/C and check moving patterns.
The black cross-bar patterns moves from top-left to Bottom-
right. If local dimming function does not work, a whole
screen shows full white.
- 12 - LGE Internal Use Only