Epson Stylus Pro 10600 Reference Manual page 142

4. Click the LPT port tab for the port to which your printer is
connected, then click the Port Configuration button.
Note:
If your printer is connected to LPT1, only the LPT1 tab is available.
5. Click OK.
Resources settings (IRQ and DMA)
If you have connected your printer to LPT2 or LPT3, making IRQ
and DMA settings here may help you speed up printing. Input
the same configuration numbers for IRQ and DMA which you
have made with your expansion board. See your computer
manual to determine the settings for IRQ and DMA.
Use DMA transfer
Using DMA transfer to send print data to the computer may help
you speed up printing. If the Use DMA Transfer check box
appears dimmed, you first need to enable DMA transfer in your
computer settings. For details, see your computer manual.
-141