Your Epson printer will be what tells the cash drawer to open.
- Connect your receipt printer and cash drawer with RJ12 connector cable. The cable looks like a phone line.
2. Open your browser and enter the following URL: http://localhost:631/printers/. You will be taken to CUPS, which is used by Mac as a network printing service, allowing you to configure your printers on a network, and provide options for customization such as setting up cash drawers.
You will be asked to enter your login details. Enter the username and password of your Mac to login.
3. Once you have logged in to CUPS, select your desired printer model from the list.
4. From the drop down menu select the option: 'Set Default Options'
5. Now from here, select 'Cash Drawer Control' option. Then select 'Open after printing' for 'Cash Drawer #1' and 'Cash Drawer #2'. Once done. Click the 'Set Default Options' button below.
Your cash drawer is now configured and ready to use.