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Download Bluetooth module firmware
(2) Turn the power on while holding down the [FEED], [RESTART] and
[PAUSE] keys at the same time.
(3) Printer FW download mode display.
(4) Hold down the [FEED] and [PAUSE] key at the same time.
(5) Bluetooth module FW download mode display.
(6)Hold down the [FEED] and [RESTART] key at the same time.
(7) Return to the Printer FW download mode.
(8) Hold down the [FEED] and [PAUSE] key at the same time.
(9) Bluetooth module FW download mode display.
(10) Press the [PAUSE] key.
(11) Ready for FW download of Bluetooth module
* Press [FEED] + [RESTART] simultaneously to return to (9).
* Printer display does not change even if the tool is started and download
is started.
* The printer display will not change even if the download is complete.
Restart the printer after confirming the completion on the tool screen.
(12) After the download is completed, it automatically restarts and shifts to
online mode.
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