HP ap5000 - All-in-One Point of Sale System - Page 34

NOTE: If you set the Serial Port2 Standard Mode/5V port to 5 V, you must set the Serial Port1
Standard Mode/5V to Standard Mode. Likewise, if you set the Serial Port1 Standard Mode/
5V port to 5 V, you must set the Serial Port2 Standard Mode/5V to Standard Mode.
5. In the Computer Setup Exit menu, select Save Changes & Exit.
28 Chapter 3 Configuring the Software ENWW