# How to setup printer to open cash drawer automatically?

Your cash drawer can be configured to automatically open when you print a receipt for each transaction. Here are the steps you can take to configure your cash drawer.

1. Plug in the RJ12 connector cable (which looks similar to a phone line) from the cash drawer into your the receipt printer.
2. Next, go to the **Settings** menu in Windows 10, select **Devices** and select **Printers & Scanners** on the left-hand menu.  
    [![image.png](https://docs.senangurus.com/uploads/images/gallery/2025-10/scaled-1680-/ehMimage.png)](https://docs.senangurus.com/uploads/images/gallery/2025-10/ehMimage.png)
3. Select the printer you’d like to configure, and click on the **Manage** button.  
    ![UltimatePOS-Cash-Drawer](https://ultimatefosters.com/wp-content/uploads/2020/10/UltimatePOS-Cash-Drawer-2.png)
4. Next, click on the **Printer Properties** link and a window will open. From here, select the **Device Settings** tab.  
    ![UltimatePOS-Cash-drawer](https://ultimatefosters.com/wp-content/uploads/2020/10/UltimatePOS-Cash-drawer-2-1.png)
5. Under **Installable Options**, find the **Peripheral Unit Type** and change it to **‘Cash Drawer’**.  
    ![UltimatePOS-Cash-drawer](https://ultimatefosters.com/wp-content/uploads/2020/10/UltimatePOS-Cash-drawer-3.png)
6. Change the **Peripheral Unit 1** and **Peripheral Unit 2** fields to **‘Document Bottom’** to have the drawer open after the receipt starts printing.  
    *If you want the cash drawer to trigger before the receipt prints, select **‘Document Top’** in **Peripheral Unit 1** and **2  
    ![UltimatePOS-Cash-drawer](https://ultimatefosters.com/wp-content/uploads/2020/10/UltimatePOS-Cash-drawer-4.png)***
7. Click **OK** to save these settings and perform a test sale to see if it’s been configured properly.