SolaX
SPI Fault

SPI Comms Fault

Internal SPI communications fault between inverter boards.

Common causes
Internal board communication failure
What to check
STEP 1
DC isolator off, wait 30 seconds, restart.
Escalate if
Fault returns after restart
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More SolaX fault codes

SCI Fault
SCI Comms Fault
CAN1 Fault
CAN Bus Comms Fault
PV Config. Fault
PV Array Config Error
Inv. EEPROM
Internal Memory Failure (IE 26)
Relay Fault
Internal Relay Fault
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