LG 47LD455B, Service Manual

Page: 9 / 42

3) Show the message “Copying files from memory”.
4) Updating is starting.
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) Enter ‘EZ ADJUST’ mode by pushing ‘ADJ’ key.
2) Select each ‘Tool Option(1 ~ 5)’ and push ‘OK’ or ‘
G
’ key.
3) Correct the number. (Each model has their number.)
4) Correction Tool option is completed.
3.1. ADC Process
* You need not connecting RGB(D-sub) cable. Because ADC
uses TV internal pattern.
• Enter ‘EZ ADJUST’ mode by pushing ‘ADJ’ key,
• Enter ‘ADC Calibration’ mode by pushing ‘OK’ or “
G
” key
after selecting “6. ADC Calibration”.
<Caution> Turn on Tv by pushing ‘POWER ON’ or ‘P-ONLY’ key.
* ADC Calibration Protocol (RS232)
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
* Required equipment : factory Service Remote control
3.2. Function Check
(1) Check display and sound
- Check Input and Signal items.
1) TV
2) AV 1/2
3) COMPONENT1/2 (480i)
4) RGB (PC : 1024 x 768 @ 60hz)
5) HDMI 1/2/3
6) PC Audio In
* Display and Sound check is executed by remote control.
- 9 - LGE Internal Use Only Copyright © 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Item CMD1 CMD2 Data0
Adjust A A 0 0 When transfer the ‘Mode In’,
‘Mode In’ Carry the command.
ADC Adjust A D 1 0 Automatically adjustment
(The use of a internal pattern)
ADC Calibration
ADC Comp 480i NG
ADC Comp 1080p NG
ADC RGB NG
Start Reset
EZ ADJUST
0. Tool Option1
1. Tool Option2
2. Tool Option3
3. Tool Option4
4. Tool Option5
5. Country Group
6. ADC Calibration
7. White Balance
8. 10 Point WB
9. Test Pattern
10. EDID D/L
11. Sub B/C
12. V-Com
13. P-Gamma