Messages SMA Solar Technology AG
72 SB20_25_30HF-IEN102911 Installation Guide
67 < Comm. disturbed >
A fault has occurred in the internal
communication of the inverter. However,
the inverter continues feeding into the grid.
If this event occurs often:
• Contact the SMAServiceline (see
section 15”Contact” (page93)).
68 < Self diagnosis >
< Input A defective >
• Contact the SMAServiceline (see
section 15”Contact” (page93)).
70 < Sensor fault fan permanently on > • Contact the SMAServiceline (see
section 15”Contact” (page93)).
71 < SD card defective > Re-format the SD card.
• Re-save the files to the SD card.
< Parameter file not found or defective > • Copy the parameter file into the card
drive:\PARASET directory.
< Param. setting failed > • Check the parameters for valid
values.
•Ensure change rights via
SMAGridGuard code.
< Update file defect. > • Re-format the SD card.
• Re-save the files to the SD card.
< No update file found > • Copy the update file into the SD card
drive:\UPDATE directory.
72 < Data stor. not poss. >
Internal device fault: however, the inverter
continues to feed in.
• If this fault occurs often, contact the
SMAServiceline (see
section15”Contact” (page93)).
73 < Update main CPU failed >
Internal device fault.
• Contact the SMAServiceline (see
section 15”Contact” (page93)).
< Update RS485I module failed >
Internal device fault: however, the inverter
continues to feed in.
• Re-try update.
•If this fault occurs again, contact the
SMAServiceline (see
section15”Contact” (page93)).
< Update BT failed >
Internal device fault: however, the inverter
continues to feed in.
< Upd. display failed >
Internal device fault: however, the inverter
continues to feed in.
< Update language table failed >
Internal device fault: however, the inverter
continues to feed in.
Event no. Display message and cause Corrective measures