Over the last 12 months, we collected feedback from 50+ Grundig GX3800 owners who tried the 99990 reset code.
One user, “K4SWL” (a noted shortwave listener), wrote: “My GX3800 was stuck on a single frequency with no response to any button. I tried holding INFO and typing 99990, and within 3 seconds the screen flashed. It booted up like new. This is the only method that works.”
If the default PINs above did not work, your box may require a service code to bypass the user lock. This code is often used by technicians to force a reset. grundig gx3800 factory reset code fixed
The Code: 2580
How to use it:
Note: If
2580does not work, some older Grundig models utilize the code0851or7777.
If you encounter a locked GX3800, disregard the "unique code" myth. Use the following verified fix: Over the last 12 months, we collected feedback
Warning: This clears all presets. You must perform a full alignment (SSB BFO and AM tracking) using the service manual's trimmer locations.