LG 42LK450 Service Manual page 16

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8. 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.

Only for training and service purposes

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 controller.

2. Select "Tool Option 1" and Push "OK" button.

3. Punch in the number. (Each model has their number.)

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