128
Remedy If status code persists: Contact a Fronius-trained service tech-
nician
460
Reference power source for the digital signal processor (DSP) is operating outside of tol-
erances
Description The inverter stops feeding power into the grid, the display
shows a critical error via a red Operating Status LED.
Remedy If status code persists: Contact a Fronius-trained service tech-
nician
461
Error in DSP data memory
Description The inverter stops feeding power into the grid, the display
shows a critical error via a red Operating Status LED.
Remedy If status code persists: Contact a Fronius-trained service tech-
nician
464
Display error
The software and/or hardware versions of the display and IG Brain are not compatible.
Description The inverter stops feeding power into the grid, the display
shows a critical error via a red Operating Status LED.
Remedy Update firmware using Bootloader or Fronius Solar.update/IG
Plus
465
Display error
The UI command sent from the IG Brain is not recognized by the present display version.
Description The inverter stops feeding power into the grid, the display
shows a critical error via a red Operating Status LED.
Remedy If status code persists: Contact a Fronius-trained service tech-
nician
466
Display error
The display was not detected.
Description The inverter stops feeding power into the grid, the display
shows a critical error via a red Operating Status LED.
Remedy Check the display for damage, connect display, check ribbon
wire for damage, check IG Brain for damage
If status code persists: Contact a Fronius-trained service tech-
nician
467
The display has not received a start command from the IG Brain for longer than 6 s.