This applies to the Launchkey Mk2 - 25, 49 and 61 key
We have released a firmware update which fixes an issue whereby the Launchkey Mk2 may not connect to an iPad even when it is being powered using the optional 9V Power Supply.
The firmware updater can be downloaded from the downloads page for the version of the Launchkey Mk2 you have: https://customer.novationmusic.com/en/support/downloads?brand=Novation&download_type=all
*This relates to the Launchkey model released in 2015, with the black and teal colouring.