T4220

Compatible Pin Pad: 

S9

We Hate this terminal

Not good on DSL

Tips on Pin Pad

Requires a download for EVERYTHING

Troubleshooting Common Errors

• Communication Errors
• No D Key
• Pin Number on terminal instead of pin pad
• Performing Datawire OPN
• Function List

Guides & Walkthroughs

• Download via Dial
• Download via IP
• Doing a Partial Download (update app)
• Running a Sale
• Voiding a Sale
• Issuing a Refund
• Running a Settlement
• Running an Offline Transaction (auth only)
• Changing the Date/Time