LG 47LA6800-CA.AHK (CHASSIS:LC33B) Service Manual ▷ View online
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-equipment : RF Remocon for test, IR-KEY-Code Remocon for test
-You must confirm the battery power of RF-Remocon before test
-You must confirm the battery power of RF-Remocon before test
(recommend that change the battery per every lot)
-Sequence (test)
a) If you select the ‘start key(Wheel Key)’ on the controller, you can pairing with the TV SET.
b) You can check the cursor on the TV Screen, when select the ‘Wheel Key’ on the controller
b) You can check the cursor on the TV Screen, when select the ‘Wheel Key’ on the controller
c) You must remove the pairing with the TV Set by select ‘Mute Key’ on the controller
5.7 3D function test(Not for LN5700: 2D MODEL)
(Pattern Generator MSHG-600, MSPG-6100 [SUPPORT HDMI1.4])
* HDMI mode NO. 872 , pattern No.83
* HDMI mode NO. 872 , pattern No.83
1) Please input 3D test pattern like below (HDMI mode NO. 872 , pattern No.83)
Fig.1 <HDMI Mode No.872, Pattern No.83>
2.When 3D OSD appear automatically , then select green button.
2.When 3D OSD appear automatically , then select green button.
3. Don’t wear a 3D Glasses, Check the picture like below .
Fig.2 <After 3D mode Enable –
without 3D glasses
>
5.8 Wi-Fi Test
Step 1) Turn on TV
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Step 2) Select Network Connection option in Network Menu.
Step 3) Select Start Connection Button in Network Connection.
Step 4) If the system finds any AP like blow PIC, it is working well.
5.10 Option selection per country
5.10.1 Overview
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▪ Option selection is only done for models in Non-EU
5.10.2 Method
1) Press ADJ key on the Adj. R/C, then select Country Group Meun
2) Depending on destination, select Country Group Code 05 or Country Group 17 then on
5.10.2 Method
1) Press ADJ key on the Adj. R/C, then select Country Group Meun
2) Depending on destination, select Country Group Code 05 or Country Group 17 then on
the lower Country option, select HK, CA. Selection is done using +,
- or ▶◀
KEY
6. Tool option selection and Ship-out mode and GND/Hi-pot check
6.0 Tool Option selection
▪ Method: Press Adj. key on the Adj. R/C, then select Tool option.
6.1 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.
6.2 GND and Hi-pot auto-check
6.2.1 Method
1) GND & Hi-pot auto-check preparation
- Check that Power Cord is fully inserted to the SET.
1) GND & Hi-pot auto-check preparation
- Check that Power Cord is fully inserted to the SET.
(If loose, re-insert)
2) Perform GND & Hi-pot auto-check
- Unit fully inserted Power cord, Antenna cable and A/V arrive to the auto-check process.
- 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.
(Remove CORD, A/V form AV JACK BOX)
- 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 pallet to move on to next process.
6.2.2 Checkpoint
▪ TEST voltage
- GND: 1.5KV/min at 100mA
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- SIGNAL: 3KV/min at 100mA
▪ TEST time: 1 second
▪ TEST POINT
- GND TEST = POWER CORD GND & SIGNAL CABLE METAL GND
- Hi-pot TEST = POWER CORD GND & LIVE & NEUTRAL
▪ LEAKAGE CURRENT: At 0.5mArms
▪ TEST time: 1 second
▪ TEST POINT
- GND TEST = POWER CORD GND & SIGNAL CABLE METAL GND
- Hi-pot TEST = POWER CORD GND & LIVE & NEUTRAL
▪ LEAKAGE CURRENT: At 0.5mArms
7. Audio
No
Item
Min
Typ
Max
Unit
Remark
1. Audio practical max
Output, L/R
(Distortion=10%
max Output)
(Distortion=10%
max Output)
9
10
12
W
EQ Off
AVL Off
Clear Voice
Off
8.10
10.8
Vrms
2. Speaker (8Ω
Impedance)
9
10
12
W
EQ Off
AVL Off
Clear Voice
Off
Off
Measurement condition:
1. RF input: Mono, 1KHz sine wave signal, 100% Modulation
2. CVBS, Component: 1KHz sine wave signal 0.5Vrms
3. RGB PC: 1KHz sine wave signal 0.7Vrms
1. RF input: Mono, 1KHz sine wave signal, 100% Modulation
2. CVBS, Component: 1KHz sine wave signal 0.5Vrms
3. RGB PC: 1KHz sine wave signal 0.7Vrms
8. Preset CH information
If you turn on TV by pushing the ‘POWER ON’ or ‘P-ONLY’ key, TV catch the channel 10
DTV, 1 CADTV, 12 ATV and
2 CATV channels on line condition. Pr.2~4 of CADTV will be updated after changing channel
to CADTV channel 1.
DTV Ch name is displayed below initially, but if you do channel tuning just one time, you can
DTV, 1 CADTV, 12 ATV and
2 CATV channels on line condition. Pr.2~4 of CADTV will be updated after changing channel
to CADTV channel 1.
DTV Ch name is displayed below initially, but if you do channel tuning just one time, you can
see DTV Ch name.
Total = 25(+3) Channels
◈
DTV :
MUX No. in ‘( )’ is used for Hong Kong DTV.
MUX
Pr.
Name
CH information
LGEND
GUMI
Pyung
Taek