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Chapter 6 Debugging Instructions
6.1 Introduction of Human-computer Interface
Figure 6.1 Human-computer interface
A/B/C are double-color LED lamps which could show green light or red light at the same
time
LED lamps state
Description
Green
Flicker: 3 s/time
The inverter is just on power.
Flicker:0.5 s/time
The inverter is in second countdown on-grid state.
Always light on
The inverter is in normal on-grid state.
Red
Flicker:1 s/time
The inverter hasn’t been initialized.
Always light on
Inverter reports faults.
Green lamp and red lamp 0.5 s/time
flickering in alternative
Inverter firmware upgrading.
Table 6.1 Interface description