Portal > Knowledgebase > Hardware > POS Equipment > 5000 Cash Drawer: Driver for Cash Drawer Serial Trigger (USB to RJ11 plug) 5000 Cash Drawer: Driver for Cash Drawer Serial Trigger (USB to RJ11 plug) Internal User - 2013-06-05 - 0 Comments - in POS Equipment Download the driver for the Cash Drawer Serial Trigger from: http://dl.waspbarcode.com/wasp/CashDrawerSerialTriggerDriver.zip After downloading and extracting that ﬁle, run PL2303_Proliﬁc_DriverInstaller_v130.exe. When it has ﬁnished installing, plug in the trigger and it will be recognized by Windows. Check Start > Devices and Printers, and it will be listed as Proliﬁc USB-to-Serial Comm Port, and will show the COM port number it has been assigned. If you're using Wasp QuickStore software, go to Setup > This Computer > 2. Cash Drawer. Check the box for "This computer controls a cash drawer". On "The cash drawer is connected to:" menu, pick the COM port number, then click Test Drawer and it should open. This driver is compatible with 32- and 64-bit versions of Windows 8, 7, Vista, XP SP2, and Windows Server 2008 R2, 2008, 2003.