Auto-Detect Errors occur when a PIN Pad such as an SP20v4 or SP30s mono cable connecting to a terminal like an S80/A80. To resolve the issue, make sure that the PIN Pad Type is set to External and the Contactless Module/External Card Reader is on Auto.
In The File under MISC TAB:
1. MENU
2. Operation Settings
3. Peripherals
4. Ext. Card Reader/Contactless Module
5. Auto
1. MENU
2. System Settings
3. PIN Pad Type
4. External PIN Pad
1. FUNC
2. Settings
3. System Settings
4. External Card Reader
5. Auto
1. FUNC
2. Settings
3. System Settings
4. PIN Pad Type
5. External