Fronius Symo 3.0-3-S Serviceanleitung Seite 93

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