Repair Flow Chart
220V3 LCD
79
1. No Display or display is unstable on analog ,digital or video port:
Turn on power
No picture or
picture unstable
If
Power
On
Does D-sub/DVI
cable plugs in
connector?
Does power stable ?
Replace Panel
Check D-sub/DVI
connection
Check Power core
or power board or
AC source
Does crystal work
correctly ?
Check Crystal Y1
CKT or replace it
Is Interface Board
work normally ?
Replace Interface
Board
YES
NO
YES
YES
YES
YES
NO
NO
NO
NO
2. BUTTON function:
OSD is not working
Yes
Is control BD connecting?
No
Plug control BD then retry
Yes
Is botton key normally?
Yes
Replace control BD then retry
No
Replace Control BD
Is OSD working??
No
Check Interface BD
3. OSD function:
OSD doesn’t work
Is control BD working?
No
Replace control BD
Check interface BD
Содержание 220V3AB/00
Страница 6: ...6 220V3 LCD Troubleshooting ...
Страница 7: ...220V3 LCD 7 Troubleshooting ...
Страница 16: ...16 220V3 LCD 11 Take PCBA out from SHD Unlock power BD wire from IF BD unlock LVDS FFC wire from IF BD ...
Страница 18: ......
Страница 19: ...18 220V3 LCD FAQs Frequently Asked Questions ...
Страница 20: ...220V3 LCD 19 FAQs Frequently Asked Questions ...
Страница 24: ...220V3 LCD 23 Service tool Software FW writing tool RTD_Customer_Tool_V2 1_Beta3_Install_20110701 exe ...
Страница 37: ...36 220V3 LCD Step 6 Press button to upgrade FW In Progress Step 7 When finish it will show PASS ...
Страница 39: ...38 220V3 LCD Wiring Diagram ...
Страница 40: ...220V3 LCD 39 Block Diagram ...
Страница 44: ...220V3 LCD 43 S calar Diagram C B A ...
Страница 47: ...220V3 LCD 46 Power Diagram C B A 220V3A 220V3 ...
Страница 49: ...Control Diagram C B A 48 220V3 LCD ...
Страница 75: ...Exp lode d View 74 220V3 LCD ...