Epson TM-P80 Technical Reference Manual page 45

 If "Error" is displayed when you click the [Search] on the TM Bluetooth Connector, check
whether:
 The Bluetooth adapter is installed to the computer.
 Bluetooth is ON in the Windows settings.
 If the device is not displayed on the TM Bluetooth Connector or the TM Bluetooth
Connector Status shows "
Check whether:
 The printer is not turned on.
Turn on the printer. Confirm that the battery is properly loaded in the printer.
 The printer is 10 m or further away from the computer.
 Confirm that there is no other wireless device, such as a microwave oven and
cordless telephone, that can interfere with the Bluetooth printer.
 If the printer and the computer are placed in different rooms separated by a wall,
move the printer and/or the computer in the same room.
 The printer may not be detected when the search time is short. Try search again with
longer search time.
 While a computer and printer are communicating, the printer cannot be detected by
other computers. Confirm that the printer to be detected is not communicating with
any computer.
" after pairing.
Chapter 2 Setup
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