47LX9500-UA (CHASSIS:LA02R) - LG TV Service Manual (repair manual). Page 17

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• 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.

6.1.1. GND & HI-POT auto-check preparation  

(1) Check the POWER CABLE and SIGNAL CABE

insertion condition (If loose, re-insert)

- Unit fully inserted POWER cord, Antenna cable and A/V
arrive to the auto-check process.
- Connect D-terinal to AV JACK TESTER
- Auto CONTROLLER(GWS103-4) ON
- Perform GND Test
- If NG, Buzzer will sound to inform the operator.
- If OK, change over to I/P check auto matically.
(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.

• TEST voltage

- GND: 1.5KV/min at 100mA
- SIGNAL: 3KV/min at 100mA

• TEST time: 1 second
• TEST POINT

- GND TEST = POWER CORD GND & SIGNAL CABLE

METAL GND

NEUTRAL

• LEAKAGE CURRENT: At 0.5mArms

1) Turn on TV 

2) Press EYE button on the adjustable R/C 

3) Hide the Eye Q sensor on the front of the set for

approximately 6 seconds. 
4) Check the “Sensor Data” whether it is under 10. If it is not

under 10, Eye Q sensor is faulty. And change a new
sensor.

5) Detach the hand from Eye Q II sensor for 6 seoconds. 
6) Check the value of “Back Light(xxx)” on the display. If its

value does not increase after 6 senconds, Eye Q sensor is
faulty.

- Required Equipments: RF-controller, IR-KEY-CODE

controller

- Check that AA Battery of RF-Remote controller is enough

before the test. 

(Recommend that change the battery each LOT)

- Test Method

a) Press the START button on Controller for pairing with the

set

b) Check whether cursor is showed on a display of the set

after pressing the OK button.

c) Press the STOP button to pair off with the set.

 

 

 

 

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