Panasonic EBL128 Planning Instructions page 157

Panasonic Eco Solutions Nordic AB
MEW01622 Rev: -
2. Set the Main board in "boot" mode, i.e. put the jumper onto the
two pins marked "BOOT" (JP2) and then momentarily short the
two solder pads marked "RESET" (JP1). The buzzer sounds
continuously. The Main board is now in "boot" mode.
3. Start the download, i.e. click "Start".
4. The download status is indicated by the progress bar.
5. When the progress bar has gone from "red to green" the download
is completed and the following dialog box opens:
6. Remove the jumper from the two pins marked "BOOT" (JP2)
7. Click "Yes" and the control unit will restart. Regarding the
restart, see also Operating Instructions, chapter "Restart".
(Restart code 00.)
8. LED "Operation" (L5) on the front shall now be turned on
9. After the restart fault is acknowledged all LEDs on the front
(except LED "Operation") shall normally be turned off.
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EBL128 Planning Instructions V2.0.x