LG DM2780D Service Manual page 13

4.2 DOWNLOAD USB
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 staring.
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 "ADJ" key in service remote controller
2. Select "1.Tool Option" and Push "OK" button
Copyright ©2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
3. Punch in the number. (Each model has their number.)
4. Completed selecting Tool option
4.3 ADC Process
4.3.1 ADC Calibration External (Only adjust in the RGB mode )
ADC Calibration Internal is executed immediately after ADC
Calibration External is executed.
It doesn' t need to additional adjust process.
EZ ADJUT
0. Tool Option1
1. Tool Option2
2. Tool Option3
3. Tool Option4
4. Country Group
5. ADC Calibration
6. White Balance
7. Test Pattern
8. EDID D/L
9. Sub B/C
10. V-Com
11. P-Gamma
* ADC Calibration Protocol (RS232)
NO Item
Enter Adjust 'Mode In'
Adjust MODE
ADC adjust 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 (1024*768)]
*ad 00 10 [Adjust 1024*768 RGB]
*aa 00 90 End Adjust mode
4.3.2 ADC Calibration External
( Only adjust in the Component mode 480i )
* Input the Signal in the Component - Component 480i (Adjusted
only this mode)
MODEL: 209 in Pattern Generator(480i Mode)
PATTERN : 65 in Pattern Generator( MSPG-925 SERISE)
1) Press the "ADJ" KEY on R/C and enter EZ ADJUST.
2) Enter ADC Calibration mode by pushing "
ADC Calibration°±.
3) Push the "Start" button.
4) ADC Calibration External is executed automatically.
5) Press "EXIT"key on R/C.
- 13 -
ADC Calibration
ADC Comp 480i
ADC Comp 1080p
ADC RGB
Start
CMD 1 CMD 2 Data 0
A A 0 0 When transfer the 'Mode In'
Carry the command.
A D 1 0 Automatically adjustment
(The use of a internal pattern)
Adjustment pattern (COMPONENT )
LGE Internal Use Only
NG
NG
NG
Reset
"key at "5.