LG 47LW9800, Руководство по обслуживанию

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- 21 - LGE Internal Use Only Copyright LG Electronics. Inc. All right reserved.
Only for training and service purposes
10. HDMI ARC Function Inspection
10.1 Test equipment
- Optic Receiver Speaker
- MSHG-600 (SW: 1220
↑ )
- HDMI Cable (for 1.4 version)
10.2 Test method
(1) Insert the HDMI Cable to the HDMI ARC port from the
master equipment (HDMI1)
(2) Check the sound from the TV Set
(3) Check the Sound from the Speaker or using AV & Optic
TEST program (It’s connected to MSHG-600)
* Remark: Inspect in Power Only Mode and check SW version
in a master equipment
11. 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 controller.
2. Select "Tool Option 1" and Push “OK” button.
3. Punch in the number. (Each model has their number.)