Configuring Structure Printers in Windows
First, open the "Properties" window for the printer you'd like to configure:
- From the Start menu, open the Control Panel

- Open up the "Printers and Faxes" Control Panel item

- Right-click on the icon of the printer you'd like to configure

Enabling double sided printing (duplexing)
For the HP LaserJet 8150
- Click on the "Device Settings" tab
- Scroll down to the "Installable Options" section and click on "Duplex Unit"
- An option box will appear, where you can select "Installed". Select "Installed"

- Click "Apply"
- Now, when you go to print, click the "Properties" button and you will be able to select
"Print on Both Sides". Make sure you select "Flip on Long Edge".
- You will now be printing on both sides of the paper
For the HP Color LaserJet 4600
- Click on the "Configure" tab
- Check the "Duplexing Unit" checkbox under "Paper Handling Options"

- Now, when you go to print, you will have a "Print on Both Sides" option
in the "Properties" dialog. Check that option and you will be able to
print on both sides. Make sure that the "Flip Pages Up" option isn't checked.

For the HP DeskJet 9650
This printer does not support double sided printing
For the HP LaserJet 8100
- Click on the "Configure" tab
- Check the "Duplexing Unit" checkbox under "Paper Handling Options"

- Now, when you go to print, you will have a "Print on Both Sides" option
in the "Properties" dialog. Check that option and you will be able to
print on both sides.