Appendix When using the SDK from Epson, this connection process is not necessary. The iOS application cannot receive the data sent from the printer Situation Although the printer sends data to the iOS device and the data is received by the iOS device, depending on the combination of the iOS version and the iOS device, the iOS application may not be able to receive the data. Conditions This may occur in combinations of the following conditions. • iOS version: 7.1, 7.1.1 • iOS device: iPhone 5s, iPhone 5c, iPhone 5, iPad Air, iPad mini 3, iPad (4th generation), iPad mini, iPod touch (5th generation), iPhone 4s, iPad (3rd generation), iPad 2 • Application processing:
If the Bluetooth port is closed and then reopened while the application is running. Solution The solution differs depending on the iOS device being used. See the following table. 137 iOS Device Solution iPhone 4s iPad (3rd generation) iPad 2 This situation can be avoided by using the Epson ePOS SDK for iOS.