LG 22LS5400/540T, Service Manual

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LGE Internal Use Only Copyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
3.1. ADC Process
3.1.1. ADC
1) Press the “ADJ” KEY on R/C and enter EZ ADJUST.
2) Enter ADC Calibration mode by pushing “►” key at “7. ADC
Calibration”.
3) Push the “Start” button.
4) ADC Calibration is executed automatically.
5) Press “EXIT” key on R/C.
* 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
3.2. EDID Process
3.2.1. EDID download
1) Press "Power only" key of service remote control.
2) Press the ADJ KEY on R/C and enter EZ ADJUST
3) Enter EDID D/L mode by pushing "►" key at "11. EDID D/L".
4) EDID download is executed automatically.
5) Press EXIT key on R/C.
<Caution>
- Never connect HDMI & D-sub Cable when download EDID.
- Download HDMI1, HDMI2 separately because HDMI1 is dif-
ferent from HDMI2.
* Edid data and Model option download (USB)
3.2.2. RGB EDID Data
1) 22LS5400/T(Product ID : 22871)
*(week), **(year), ***(Check sum) : Adjustable Data
3.2.3. HDMI EDID Data
2) 22LS5400/T(Product ID : 22872)
*(week), **(year), ***(Check sum) : Adjustable Data
**** (physical address) : (HDMI1 : 10, HDMI2 : 20),
****(Check sum) : (HDMI1 : F6, HDMI2 : E6)
3.3. Function Check
3.3.1. Check display and sound
*Check Input and Signal items. (cf. work instructions)
1) TV
2) AV (SCART/CVBS)
3) COMPONENT (480i)
4) RGB(PC : 1920 x 1080 @ 60Hz)
5) HDMI1/2
6) PC Audio In
* Display and Sound check is executed by Remote controller
<Caution> Not to push the INSTOP KEY after completion if the
function inspection.
EZ ADJUST
0. Tool Option1
1. Tool Option2
2. Tool Option3
3. Tool Option4
4. Tool Option 5
5. Country Group
6. Area Option
7. ADC Calibration
ඖ
8. White Balance
9. 10 Point WB
10. Test Pattern
11. EDID D/L
12. Sub B/C
13. Touch Sensitivity Setting
ADC Calibration
ADC Comp 480i NG
ADC Comp 1080p NG
ADC RGB NG
Start Reset
NO Item CMD 1 CMD 2 Data 0
Enter
Adjust MODE
Adjust
‘Mode In’
A A 0 0
When transfer the ‘Mode In’,
Carry the command.
ADC adjust ADC Adjust A D 1 0
Automatically adjustment
(The use of a internal pattern)
EZ ADJUST
0. Tool Option1
1. Tool Option2
2. Tool Option3
3. Tool Option4
4. Tool Option 5
5. Country Group
6. Area Option
7 . ADC Calibration
ඖ
8. White Balance
9. 10 Point WB
10. Test Pattern
11 . EDID D/L
12. Sub B/C
13. Touch Sensitivity Setting
EDID D/L
HDMI1
HDMI2
NG
HDMI3
NG
RGB
NG
NG
Start Reset
NO Item CMD 1 CMD 2 Data 0
Enter
download
MODE
Download
‘Mode In’
A A 0 0 When transfer the
‘Mode In’,
Carry the command.
EDID data and
Model option
download
Download A E 00 10 Automatically download
(The use of a internal Data)