Verifone MX800 Series Serial Setup
Verifone MX800 Series Serial Setup - Windows 8 (32-bit only)
Before the pinpad can be used in CRE/RPE it may need to be upgraded to the latest firmware.
Firmware Update MX800 Series PinPads - Serial
For Advanced Configuration options please see below:
Verifone MX800 series Pinpad Advanced Configuration