| CONTENTS | |
1. LCD Specifications ----------------------------------------------------------------------------------------------------------------- | 4 |
1.1 Product Features ---------------------------------------------------------------------------------------------------------------- | 4 |
1.2 Factory Preset Timing ---------------------------------------------------------------------------------------------------------- | 5 |
2. Operation Instruction-------------------------------------------------------------------------------------------------------------- | 6 |
2.1 | Control Button------------------------------------------------------------------------------------------------------------------- | 6 |
2.2 | OSD Menu Adjusting ---------------------------------------------------------------------------------------------------------- | 7 |
2.3 | OSD Lock Function ------------------------------------------------------------------------------------------------------------ | 7 |
3. Interface description ----------------------------------------- --------------------------------------------------------------------- | 8 |
3.1 | VGA interface ------------------------------------------------------------------------------------------------------------------- | 8 |
3.2 | DVI interface ------------------------------------------------------------------------------------------------------------------ | 8 |
3.2 | USB+Audio in port ------------------------------------------------------------------------------------------------------------- | 9 |
4. Panel Feature ----------------------------------------- ----------------------------------------------------------------------------- | 10 |
4.1 | General Specifications -------------------------------------------------------------------------------------------------------- | 10 |
4.2 | Electrical Absolute Ratings -------------------------------------------------------------------------------------------------- | 10 |
4.3 | Electrical Characteristics ----------------------------------------------------------------------------------------------------- | 10 |
4.4 | LCD Module Block Diagram ------------------------------------------------------------------------------------------------- | 11 |
4.5 | LCD module input terminal pin assignment------------------------------------------------------------------------------ | 11 |
4.6 | LED Connector ----------------------------------------------------------------------------------------------------------------- | 12 |
4.7 | Optical Specifications -------------------------------------------------------------------------------------------------------- | 12 |
5. Block diagram------------------------------------------------------------------------------------------------------------------------------ | 13 |
5.1 LCD Block diagram -------------------------------------------------------------------------------------------------------------------- | 13 |
5.2 Main board 1、2 Block diagram ---------------------------------------------------------------------------------------------------- | 13 |
5.3 Power board Block diagram --------------------------------------------------------------------------------------------------------- | 14 |
5.4 LCD software flow chart -------------------------------------------------------------------------------------------------------------- | 15 |
6. Circuit Schematic ----------------------------------------------------------------------------------------------------------------- | 16 |
6.1 | Main board 1 -------------------------------------------------------------------------------------------------------------------- | 16 |
6.2 | Main board 2 -------------------------------------------------------------------------------------------------------------------- | 22 |
6.3 | Power board--------------------------------------------------------------------------------------------------------------------- | 27 |
6.4 | Converter board ---------------------------------------------------------------------------------------------------------------- | 28 |
6.5 Audio part ------------------------------------------------------------------------------------------------------------------------ | 29 |
6.6 | Key board ------------------------------------------------------------------------------------------------------------------------ | 30 |
7. Monitor exploded view ---------------------------------------------------------------------------------------------------------- | 31 |
8. PCB Layout ------------------------------------------------------------------------------------------------------------------------- | 34 |
8.1 | Main board 1、2---------------------------------------------------------------------------------------------------------------- | 34 |
8.2 | Power board--------------------------------------------------------------------------------------------------------------------- | 38 |
8.3 | Key board ------------------------------------------------------------------------------------------------------------------------ | 39 |
9. Maintainability ------------------------------------------------------------------------------------------------------------------------- | 40 |
9.1 | Maintainability Requirement ------------------------------------------------------------------------------------------------- | 40 |
9.2 | Trouble Shooting --------------------------------------------------------------------------------------------------------------- | 40 |
9.3 | Factory mode OSD ------------------------------------------------------------------------------------------------------------ | 44 |
9.4 | DDC re-wirting step------------------------------------------------------------------------------------------------------------ | 45 |
10. BOM List --------------------------------------------------------------------------------------------------------------------------- | 48 |
10.1 e941VA-T995NTNBWVK2PNJ BOM ------------------------------------------------------------------------------------ | 48 |
10.2 e941SA-T995NSNCWVA1UNJ BOM ----------------------------------------------------------------------------------- | 61 |
10.3 e941S-- T9A2NS2DWVA4QNE BOM ----------------------------------------------------------------------------------- | 73 |