Read LG 55LEX8-ZA (CHASSIS:LD03S) Service Manual online
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4.8. IR emitter inspection
(1) Start 3D pattern inspection
(2) If IR emitter emitter signal is correctly received to IR
(2) If IR emitter emitter signal is correctly received to IR
receiver, the lamp of IR tester turn on
4.9. Option selection per country
(1) Overview
- Option selection is only done for models in Non-EU.
- Applied model: LD03S Chassis applied EU model.
- Applied model: LD03S Chassis applied EU model.
(2) Method
1) Press ADJ key on the Adj. Remote Control, then select
Country Group Menu.
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
option, select US, CA, MX. Selection is done using +, -
or
GF
KEY.
4.10. Tool Option selection
- Method : Press Adj. key on the Adj. Remote Control, then
select Tool option.
4.11. Ship-out mode check(In-stop)
After final inspection, press IN-STOP key of the Adj. R/C and
check that the unit goes to Stand-by mode.
check that the unit goes to Stand-by mode.
* After final inspection, Always turn on the Mechanical S/W.
5.1. 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.
- 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
- 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.
5.2. Checkpoint
• TEST voltage
- GND: 1.5 KV/min at 100 mA
- SIGNAL: 3 KV/min at 100 mA
- SIGNAL: 3 KV/min at 100 mA
• TEST time: 1 second
• TEST POINT
• TEST POINT
- GND TEST = POWER CORD GND & SIGNAL CABLE
METAL GND
NEUTRAL
• LEAKAGE CURRENT: At 0.5 mArms
6. Audio
Measurement condition:
1. RF input: Mono, 1 KHz sine wave signal, 100 % Modulation
2. CVBS, Component: 1 KHz sine wave signal 0.4 Vrms
3. RGB PC: 1 KHz sine wave signal 0.7 Vrms
1. RF input: Mono, 1 KHz sine wave signal, 100 % Modulation
2. CVBS, Component: 1 KHz sine wave signal 0.4 Vrms
3. RGB PC: 1 KHz sine wave signal 0.7 Vrms
<IR Tester Lamp turned off(NG)>
<IR Emitter inspection>
<IR Tester Lamp turned on(OK)>
No.
Item
Min. Typ. Max. Unit
1. Audio practical max
7
W
EQ Off
Output, L/R
AVL Off
(Distortion=10 %
Vrms Clear Voice Off
max Output)
2. Speaker
(8
Ω
10.0 15.0
W
EQ On
Impedance)
AVL On
Clear Voice On
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