Fault

90

Q: What does 90 mean on IVCM1012 PRO?

DSP BootLoad is not written. Recommended fix: Contact the repair center.

Q: What does 90 mean on IVGM5KL-P1G1?

Parallel host inverter lost. Recommended fix: 1. Check whether Parallel cables are firmly and correctly connected; 2. Restart the system 2~3 times; 3. Seek help from us, if can not go back to normal state.

DSP BootLoad not written.

2 Devices that report this code

IVCM1012 PROInverter↗ view on device

90DSP BootLoad not written.Fault

Description

DSP BootLoad is not written.

Recommended fix

Contact the repair center.

Source:ICM.pdf · page 14

IVGM5KL-P1G1Inverter↗ view on device

90Parallel Host Lost.Fault

Description

Parallel host inverter lost.

Recommended fix

1. Check whether Parallel cables are firmly and correctly connected; 2. Restart the system 2~3 times; 3. Seek help from us, if can not go back to normal state.

Source:Felicitysolar IVGM Series Hybrid inverter Instruction Manual.pdf · page 56

Compiled from official FelicityESS user manuals. Always consult your device manual and a qualified technician before performing repairs.