Fronius 10.0-3 480, Service Manual, Page: 109 / 180

109
EN
Service class 7 - 10
Class 7 status codes related to control system, the configuration and inverter data record-
ing, and may directly or indirectly affect the process of feeding energy into the grid.
Code Description Behaviour Remedy
701* LN node type out of range 1. Wrong LN number 1. Insert LN number again
2. EEPROM defective 2. Change Recerbo
702* Recerbo buffer full 1. Problems with LN ring 1. Check LN ring
2. Recerbo defective 2. Change Recerbo
703* LN send buffer full 1. Problems with LN ring 1. Check LN ring
2. Recerbo defective 2. Change Recerbo
705* LN number exists 2 times 1. LN number exists 2 times 1. Change LN number, LN
number must be unique
706* - 707* Key controller communica-
tion failed 1. Occurs once 1. Automatically corrected
2. Recerbo defective 2. Change Recerbo
711* EEPROM error 1. Recerbo defective 1. Change Recerbo
712* Failure while writing on EE-
PROM 1. Occurs once 1. Automatically corrected
713 EEPROM data could not be
read completely 1. Occurs once 1. Automatically corrected
2. Recerbo defective 2. Change Recerbo
714* - 715* Failure while reading from
EEPROM 1. Occurs once 1. Automatically corrected
2. Recerbo defective 2. Change Recerbo
721 Failure while writing on EE-
PROM 1. Occurs once 1. Automatically corrected
2. Recerbo defective 2. Change Recerbo
722* - 726* Failure while reading / writ-
ing from EEPROM 1. Occurs once 1. Automatically corrected
2. Recerbo defective 2. Change Recerbo
727* - 730* EEPROM backup defective 1. Occurs once 1. Automatically corrected
3. Recerbo defective 3. Change Recerbo
731 Failure while initialising,
USB flash drive was not de-
tected 1. USB flash drive read / write
protected 1. Remove read / write protec-
tion
2. USB flash drive not detected 2. Format USB flash drive
3. USB flash drive not support-
ed 3. Use another USB flash drive
4. Access time of the inverter
too fast 4. Update software
732 Failure while initialising,
USB flash drive has a too
high current 1. USB flash drive ineligible
due to too high current 1. Use another USB flash drive
733 No USB flash drive insert-
ed, although there should
be 1. No USB flash drive inserted 1. Insert USB flash drive
2. Unplugged USB flash drive
while updating 2. Reconnect USB flash drive
and start update again
734 Update file not identified 1. Update file has wrong format 1. Name update file correctly
(e.c. Froxxxxx.upd)
2. Update in the wrong file 2. Store update on root directo-
ry