DOWNLOAD LG 32LW570G-ZD / 32LW570S-ZD / 32LW575S-ZC / 32LW579S-ZE Service Manual ↓ Size: 9.37 MB | Pages: 68 in PDF or view online for FREE

Model
32LW570G-ZD 32LW570S-ZD 32LW575S-ZC 32LW579S-ZE
Pages
68
Size
9.37 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
32lw570g-zd-32lw570s-zd-32lw575s-zc-32lw579s-ze.pdf
Date

LG 32LW570G-ZD / 32LW570S-ZD / 32LW575S-ZC / 32LW579S-ZE Service Manual ▷ View online

- 17 -
4.5. EYE-Q function check
Step 1) Turn on TV.
Step 2) Press EYE key of Adjustment remote control.
Step 3) Cover the Eye Q II sensor on the front of the using
your hand and wait for 6 seconds.
Step 4) Confirm that R/G/B value is lower than 10 of the “Raw
Data (Sensor data, Back light)”. If after 6 seconds,
R/G/B value is not lower than 10, replace Eye Q II
sensor.
Step 5) Remove your hand from the Eye Q II sensor and wait
for 6 seconds.
Step 6) Confirm that “ok” pop up. If change is not seen,
replace Eye Q II sensor.
4.6. Local Dimming Function Check
(1) Turn on TV.
(2) At  the  Local Dimming mode, module Edge Backlight
moving Top to Bottom Back light of IOP module moving.
(3) Confirm the Local Dimming mode.
(4) Press “exit” key.
4.7. Magic Motion Remote control test
- Equipment : RF Remote control for test, IR-KEY-Code
Remote control for test
- You must confirm the battery power of RF-Remote control
before test.(recommend that change the battery per every lot) 
- Sequence (test)
1) if you select the ‘start key(Mute)’ on the controller, you can
pairing with the TV SET.
2) You can check the cursor on the TV Screen, when select
the ‘OK’ key on the controller.
3) You must remove the pairing with the TV Set by select
‘Vol+(STOP)’ key on the controller.
4.8. 3D function test
(Pattern Generator MSHG-600, MSPG-6100 [Support HDMI 1.4])
* HDMI mode No. 872, pattern No. 83)
1) Please input 3D test pattern like below.
2) When 3D OSD appear automatically, then select OK key.
3) Don’t wear a 3D Glasses, check the picture like below.
4.9. LNB voltage and 22 KHz tone check 
(only for DVB-S/S2 model)
(1) Test method
1) Set TV in Adj. mode using POWER ON.
2) Connect cable between satellite ANT and test JIG.
3) Press Yellow Key (ETC+SWAP) in Adjustment remote
control to make LNB on.
4) Check LED light ‘ON’ at 18 V menu.
5) Check LED light ‘ON’ at 22 KHz tone menu.
6) Press Blue Key (ETC+PIP INPUT) in Adjustment remote
control to make LNB off.
7) Check LED light ‘OFF’ at 18 V menu.
8) Check LED light ‘OFF’ at 22 KHz tone menu.
(2) Test result
- After press LNB On key, ‘18 V LED’ and ‘22 KHz tone
LED’ should be ON. 
- After press LNB OFF key, ‘18 V LED’ and ‘22 KHz tone
LED’ should be OFF. 
- 18 -
4.10. Option selection per country
(1) Overview
- Option selection is only done for models in Non-EU.
- Applied model: LD03D/03E 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 
GF
KEY.
4.11. Tool Option selection
- Method : Press ADJ key on the Adjustment remote control,
then select Tool option.
4.12. Ship-out mode check(In-stop)
After final inspection, press IN-STOP key of the Adjustment
remote control and check that the unit goes to Stand-by mode.
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.
(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.
5.2. Checkpoint
• TEST voltage
- GND: 1.5 KV/min at 100 mA
- SIGNAL: 3 KV/min at 100 mA
• TEST time: 1 second
• 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
7. USB S/W Download (option, Service only)
1) Put the USB Stick to the USB socket.
2) Automatically detecting update file in USB Stick.
- If your downloaded program version in USB Stick is Low,
it didn’t work. But your downloaded version is High, USB
data is automatically detecting.
3) Show the message “Copying files from memory”.
4) Updating is starting.
5) Updating Completed, The TV will restart automatically.
6) If your TV is turned on, check your updated version and
Tool option. (explain the Tool option, next stage)
* If downloading version is more high than your TV have, TV
can lost all channel data. In this case, you have to channel
recover. if all channel data is cleared, you didn’t have a
DTV/ATV test on production line.
* After downloading, have to adjust TOOL OPTION again.
1) Push “IN-START” key in service remote control.
2) Select "Tool Option 1" and push “OK” key.
3) Punch in the number.(Each model has their number.)
No.
Item
Min. Typ. Max. Unit
1.  Audio practical max
9
10
12
W
EQ Off
Output, L/R
AVL Off
(Distortion=10 %
0.5
Vrms Clear Voice Off
max Output)
2. Speaker 
(8 
9
10.0 12.0
W
EQ 
On
Impedance)
AVL On
Clear Voice On
- 19 -
BLOCK DIAGRAM
- 20 -
500
510
300
LV
2
LV
1
120
800
200
400
900
910
530
540
521
710
700
A5
A2
A21
A10
AG1
EXPLODED VIEW
Many electrical and mechanical parts in this chassis have special safety-related characteristics. These
parts are identified by       in the Schematic Diagram and EXPLODED VIEW. 
It is essential that these special safety parts should be replaced with the same components as
recommended in this manual to prevent X-RADIATION, Shock, Fire, or other Hazards. 
Do not modify the original design without permission of manufacturer.
IMPORTANT SAFETY NOTICE
Page of 68
Display

Click on the first or last page to see other 32LW570G-ZD / 32LW570S-ZD / 32LW575S-ZC / 32LW579S-ZE service manuals if exist.