Use the following procedure to unpair a POS terminal from a credit card device:
1. Go to Admin > Schools and click More Details next to the appropriate school.
2. Access the POS tab.
3. In the Terminals section, click the Edit button in the Credit Card Device Edit column next to the paired POS terminal you want to unpair from a credit card device. The Credit Card Device Edit dialog appears.
4. Click Unpair Device. After the successful unpairing of the device, the records are deleted in the HST database. The Unpair Device button is replaced with the Pair Device button.
5. Click Save & Closed. An Unpaired status appears next to the terminal in the Credit Card Device Status column.