>The command Chr(7) does not work for my POS drawer.
>Instead my command should be chr(7)+Chr(112)+chr(0)+chr(5)+chr(5).
>My drawer is connected to the Epson thermal printer, so my command
>is actually sent to the printer which will trigger the drawer to
>open, but my printer is also printing some empty line too.

Does your POS drawer have an OLE for POS ActiveX control? This might be a better way to control it, and also the receipt printer.

What make/model is the drawer?