Error code
live-firmware-lamp-30-minute-blink Indoor-unit firmware update in progress
Applies to 3 models
ASEH09KHCBN, ASEH12KHCBN, ASEH14KHCBN
What this means
The indoor unit is preparing for or performing a firmware update; operation may be unavailable for up to 30 minutes.
What you can check yourself
- Wait for the firmware update to finish, for up to 30 minutes.
- Do not disconnect power during the update.
Still not resolved? Contact a qualified installer or servicer.
See the official Fujitsu manualA deep link to the manufacturer's own PDF for full technical detail. We link to manuals, we never host them.