First troubleshooting steps for credit card terminal
- Reboot device ( see image below)
- To troubleshoot device press the 2 buttons (# + < )at the same time
- a reboot screen will show up and device will attempt to reconfigure.
- if the step above fails please continue to further troubleshooting options here:
- http://gfmworkplace.com/knowledgebase/shift-4/
