Can’t properly receive transaction on live view?
1. Check POS spec
1.1 Ensure the POS can send only ASCII code out via RS-232.
1.2 UTF-16 and 32 are not supported
1.3 Extended ASCII code is not supported. For more information about it please refer to below link: http://en.wikipedia.org/wiki/Extended_ASCII
2. Check POS function
2.1 Please go to the printer and ensure it can print out the transaction data from POS correctly. If it doesn’t work, please contact POS manufacturer for troubleshooting
For more information about POS troubleshooting, please refer to the documento in below:
POS Troubleshooting Guide