Epson TM-U220 ePOS-Print XML Users Manual - Page 16

Chapter 1 Overview ePOS-Print Service Versions Depending on the version of ePOS-Print Service installed on the printer, some functions does not work with ePOS-Print XML. (Usage Restrictions by Firmware Version (p.215)) If XML element of newly added is used on unsupported models, schema error is returned and printing cannot be done. The latest version of the XML Schema is recommended regardless of ePOS-Print Service version installed on a printer. XML Schema is bundled with the sample program. For details, refer to Provided Article (p.21). How to check the version TM Printers You can check it using EPSON TMNet WebConfig. Refer to the Technical Reference Guide of each printer for more information. TM-DT Series/TM-i Series The ePOS-Print Service of TM-DT Series and TM-i Series is installed in TM-DT software/TM-i firmware. The table below shows which ePOS-Print Service version is included in which TM-DT software/TM-i firmware version. ePOS-Print Service 1.2 2.0 2.1 2.2 3.0 3.2 4.1 5.0 6.0 TM-DT Software - 2.0x 2.2x, 2.5x 3.0x, 4.0x - TM-i Firmware 1.2x 2.0x 2.1x - 3.0x, 3.1x, 4.0x - 4.1x, 4.3x, 4.4x - 16