HP Point of Sale (POS) Peripherals Configuration Guide
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6.3  HP Integrated Cash Drawer Port 
6.3.1  Connection 
The HP Integrated Cash Drawer Port is included on the following devices, thus not 
removable (can be disabled). If your device is not listed below, see section HP Cash 
Drawer Port. The Cash Drawer is attached to the HP Integrated Cash Drawer Port using 
a RJ12 type connector. 
Note: The integrated cash drawer port is to be used in conjunction with a cash drawer that 
has a 24VDC solenoid. 
Refer to the Hardware Reference Guide included in the HP factory image and 
available from HP.COM for the following systems: 
HP Engage Flex Pro Retail System 
HP Engage Flex Pro-C Retail System 
HP RP9 G1 Retail System 
•  HP RP2 Model 2000/2030: 
•  HP rp3100: 










