Troubleshooting Of Iq8D Microinverter; Status Led Indications And Error Reporting; Led Operation - enphase IQ8D-72-E-US Design Manual

Troubleshooting of IQ8D Microinverter

Follow all the safety measures described throughout this manual. Qualified personnel can use the following
troubleshooting steps if the PV system does not operate correctly.
WARNING
Risk of electric shock. Do not attempt to repair the Enphase Microinverter; it contains no user-serviceable parts. If it fails, contact Enphase
customer service to obtain an RMA (return merchandise authorization) number and start the replacement process.

Status LED Indications and Error Reporting

The following section describes LED indications.

LED Operation

LED Color
Flashing Green
Flashing Orange
Flashing Red
Solid Red
Rapid Red/Flashing
Orange
The status LED on each Microinverter lights are green
about six seconds after DC power is applied. It remains lit
solid for two minutes, followed by six green blinks. After
that, red blinks indicate that no grid is present if the system
is not yet energized.
© 2022 Enphase Energy Inc. All rights reserved.
Normal operation. AC grid function is normal there is communication with the Gateway
The AC grid is normal but there is no communication with the Gateway
The AC grid is either not present or not within specification
There is an active "DC Resistance Low, Power Off Condition." To reset, see "DC Resistance
Low – Power Off Condition"
IQ8D Microinverter has detected a PV panel which is operating outside arc-safe region.
Table 18: Microinverter Status LED
Indicates
Any short red blinks after DC power is first applied to the
Microinverter indicate a failure during Microinverter startup.
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