Read LG 32LH30FD (CHASSIS:LT91A) Service Manual online
3.2 USB DOWNLOAD(*.epk file download)
1. Put the USB Stick to the USB socket
2. Automatically detecting update file in USB Stick
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
automatically detecting
3. Show the message “Copying files from memory”
4. Updating is staring.
5. Updating Completed, The TV will restart automatically.
6. If your TV is turned on, check your updated version and Tool
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.
a DTV/ATV test on production line.
* After downloading, have to adjust TOOL OPTION again.
1. Push "IN-START" key in service remote controller.
2. Select "Tool Option 1" and Push “OK” button.
3. Punch in the number. (Each model has their number.)
2. Select "Tool Option 1" and Push “OK” button.
3. Punch in the number. (Each model has their number.)
4. Completed selecting Tool option.
3.3 ADC Process
3.3.1 ADC
• Input signal : Component
• Signal equipment displays.
• Signal equipment displays.
Adjustment pattern
-Component 480I
MODEL: 209 in Pattern Generator(480i Mode)
PATTERN : 65 in Pattern Generator( MSPG-925 SERISE)
PATTERN : 65 in Pattern Generator( MSPG-925 SERISE)
• Input Signal : RGB (You don’t need to connect RGB Cable)
Because We use TV internal pattern
” key at “5. ADC
Calibration”
* Caution
Using ‘power on’ button of the Adjustment R/C , power on TV.
3.3.2 ADC Calibration Protocol (RS232)
* Adjustment can be done using only external ADC
* Adjustment can be done using only external ADC
* Required equipment : Adjustment R/C.
3.4 Function Check
3.4.1 Check display and sound
• Check Input and Signal items. (cf. work instructions)
1. TV
2. AV (SCART1/SCART2/CVBS)
3. COMPONENT (480i)
4. RGB (PC : 1024 x 768 @ 60hz)
5. HDMI
6. PC Audio In
2. AV (SCART1/SCART2/CVBS)
3. COMPONENT (480i)
4. RGB (PC : 1024 x 768 @ 60hz)
5. HDMI
6. PC Audio In
* Display and Sound check is executed by Remote controller.
- 11 -
1
2
3
4
Tool Option
16512
2800
49316
4352
NO
Item
CMD1 CMD2
Data0
Data1
1
Main total mode
A
A
0
0
0
0
2
Change to Component
X
B
0
0
4
0
3 Adjust Component
A
D
0
0
1
0
4 Change to RGB
X
B
0
0
6
0
5 Adjust RGB
A
D
0
0
1
0
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