Eiki LC-XNB4000N Service Manual page 7

Download Firmware Procedure
1. Make sure Power switch is turned to "OFF".
2. Plug power cord into projector.
3. Plug in RS-232 cable between computer and projector side.
1. Please make sure your PC had already been installed
If not, please visit Microsoft website to download and install. (Picture 1)
2. If you are WinXP and Win2000 user, but can not install
Version 2.0 ",
Please visit Microsoft website to download and install
"Microsoft .NET Framework Version 2.0 "again. (Picture 2
"Microsoft .NET Framework Version 2.0
( Picture 1 )
"Microsoft .NET Framework
"Windows Installer 3.1"
)
( Picture 2 )
8
".
first, then install