VIII
8.10.11 Communication Parameters ........................................................... 101
8.10.12 Firmware Update........................................................................... 101
8.10.13 Grounding Detection......................................................................102
8.10.14 Parallel Configuration .................................................................... 103
8.10.15 Frequency Shift Power Control .......................................................103
8.10.16 Import Power Limit.........................................................................104
8.10.17 Energy Management Mode ............................................................ 105
8.10.18 DO Configuration .......................................................................... 106
9 System Decommissioning ..........................................................................108
9.1 Decommissioning the Inverter ..................................................................... 108
9.1.1 Disconnecting Inverter....................................................................... 108
9.1.2 Dismantling the Inverter.....................................................................108
9.1.3 Disposal of Inverter ...........................................................................109
9.2 Decommissioning the Battery ...................................................................... 109
10 Troubleshooting and Maintenance .......................................................... 110
10.1 Troubleshooting........................................................................................ 110
10.2 Maintenance ............................................................................................ 115
10.2.1 Maintenance Notices....................................................................... 115
10.2.2 Routine Maintenance....................................................................... 116
10.2.3 Replacing the Button Cell................................................................. 116
11 Appendix ...................................................................................................... 117
11.1 Technical Data.......................................................................................... 117
11.2 The Compatibility for Backup under Off-grid Scenario .................................. 127
11.3 Quality Assurance.....................................................................................128
11.4 Contact Information................................................................................... 129