LG 42LD465 Service Manual page 10

* USB DOWNLOAD(*.epk file download)
(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"
i TV Software Upgrade
Copying files from memory
Do not remove the memory card from the pc
Do not plug off!
(4) Updating is staring.
i TV Software Upgrade
Upgrading...
Do not plug off!
i TV Software Upgrade
Upgrading COMPLETED
The TV will restart after seconds.
(5) After updating is complete, The TV will restart automatically.
(6) If TV turns on, check your updated version and Tool
option. (refer to the next page about tool option)
* If downloading version is higher 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.)
Model Tool option1 Tool option2 Tool option3 Tool option4 Tool option5
32LD450-DA 16417 10774
37LD450-DA 20513 10774
42LD450-DA 24609 10774
22LD350-DB 20513 10774
26LD350-DB 12289 10774
32LD350-DB 16385 10774
22LE5300-DA 8417 8714
26LE5300-DA 12513 18954
4. Completed selecting Tool option.
Copyright LG Electronics. Inc. All right reserved.
Only for training and service purposes
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3.1. ADC Process
(1) ADC
• Enter Service Mode by pushing " ADJ" key
• Enter Internal ADC mode by pushing "
Calibration"
* Caution: Using 'power on' button of the Adj. R/C, power on TV.
* ADC Calibration Protocol (RS232)
No. Item
1 Enter Adjust Mode
2 ADC Adjust
- Adjust Sequence
• aa 00 00 [Enter Adjust Mode]
• xb 00 40 [Component1 Input (480i)]
• ad 00 10 [Adjust 480i Comp1]
• xb 00 60 [RGB Input (1024x768)]
• ad 00 10 [Adjust 1024x768 RGB]
• aa 00 90 [End Adjust Mode]
* Required equipment : Adjustment R/C
3.2. Function Check
(1) Check display and sound
- Check Input and Signal items. (cf. work instructions)
1) TV
2) AV (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 control.
- 10 -
G " key at "6. ADC
CMD1 CMD2 Data0
A A 0 0
A D 0 0
LGE Internal Use Only