28 
ViewSonic Corporation  Confidential - Do Not Copy    VG2030wm-1 
 
3. DDC Key In Procedure 
 
Note: 
1. Every time after replacing the main board, you have to do the DDC key in. 
2. If you find the DDC does not conform to the monitor, you have to do the DDC key in. 
 
3.1 Equipment Needed 
- VG2030WM1 Series Monitor 
- DDC Card 
- PC 
- RS232 cable 
- DVI-DVI Cable 
- Barcode Reader 
- VGA Cable 
 
 
 
 
 
 
 
  
 
       VG2030WM1                     DDC Card                      PC 
RS232 cable                  VGA cable                     BAR code reader 
 
3.2 Setup Procedure 
1.Connect VGA Card and DDC Card with RS-232 cable. 
2.Barcode Reader connect with keyboard and PC keyboard port. 
 
3.Connect RS-232 Cable and VG2030 with VGA Cable. 
4.(when key in DVI DDC information, use VGA transform to DVI port )