Forums › General Discussions › “failed to load core fx3 program” on SM435B › Reply To: “failed to load core fx3 program” on SM435B
January 29, 2026 at 9:51 am #254671
Moderator
Ed,
This warning indicates failure to boot. We likely will need you to send this unit in for inspection and repair. Send an email to support@signalhound.com with the serial number, and I will help you get an RMA started.
Look forward to your response.
- This reply was modified 8 months ago by
Andrew.
