Read LG 52LG50-UA (CHASSIS:LA84A) Service Manual online
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6.3 Reference
(White Balance adjustment coordinate and
White balance)
O Brightness: Full white 216 Gray
O Standard color coordinate and white balance when using the
CS-1000
O Standard color coordinate and white balance when using the
CA-210 (CH 10)
7. Select the option by country
7.1 Overview
only, which selects the rating related country.
- Applied models: LA84A Chassis applied None USA
Model(Canada, Mexico)
7.2 How to select
1) Press the In-Start key of the R/C and press the red oval
OP1(PIP CH-) key to enter into the Factory Option menu.
2) Select 1.USA, 2.CANADA or 3.MEXICO from the country
select according to the destination. At this time, use the
volume +/- key to adjust
volume +/- key to adjust
8. Set the shipping mode (In-stop)
- After completing the final test, in order to set the set to the
shipping condition, press the In-Stop key of the R/C to make
sure that the set is turned off.
sure that the set is turned off.
9. GND and resisting pressure test
9.1 How to test
1) Preparing for the automatic test on the GND & resisting
pressure
- Make sure that the power cord is completely inserted into
the set. (When it is disconnected or loosened, test after
inserting it)
inserting it)
2) Perform the automatic test on the GND & resisting
pressure
- The set with power cord, the cord and the A/V completely
inserted into the tuner is loaded on the pallet and entered
into the automatic test process.
into the automatic test process.
- Connect the D-terminal AV JACK tester
- Turn on the automatic (GWS103-4)
- Perform the GND TEST
- If it is not good, the buzzer is operated to notify the test
- Turn on the automatic (GWS103-4)
- Perform the GND TEST
- If it is not good, the buzzer is operated to notify the test
result to the operator.
- If it is OK, it is automatically switched to the resisting
pressure test. (Disconnect the cord and the A/V from the
AV JACK BOX)
AV JACK BOX)
- Perform the resisting pressure test
- If it is not good, the buzzer is operated to notify the test
result to the operator.
- If it is OK, the GOOD LAMP is turned and the stopper is
moves down, and it moves to the next process.
9.2 Items to manage
O TEST voltage
- GND:1.5KV/min at 100mA
- SIGNAL:3KV/min at 100mA
- SIGNAL:3KV/min at 100mA
O TEST time:1 second
O TEST POINT
O TEST POINT
- GND TEST = between POWER CORD GND and
SIGNAL CABLE METAL GND
- Resisting pressure TEST = between POWER CORD
GND and LIVE & NEUTRAL
O LEAKAGE CURRENT: Set to 0.5mArms
Color temperature
Color Coordination
Temp
UV
x
y
COOL
0.276
0.283
11000K
0.0000
MEDIUM
0.285
0.293
9300K
0.0000
WARM
0.313
0.324
6500K
0.0000
Color temperature Test Equipment
Color Coordination
x
y
COOL
CA-210
0.276±0.002
0.283±0.002
MEDIUM
CA-210
0.285±0.002
0.293±0.002
WARM
CA-210
0.313±0.002
0.329±0.002
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