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enphase M190 User Manual

enphase M190
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Troubleshooting an Enphase System
2014 Enphase Energy Inc. August 2014
9
Troubleshooting Topics
Use the following table to find information on a problem by category.
Topic
Page
Production issues
ACFOOR (AC Frequency Out of Range)
33
ACVOOR (AC Voltage Out of Range)
34
When an entire branch or multiple branches are impacted
34
When only a few microinverters are impacted
36
Critical Temperature
37
DC Too Low
39
DC Too High
40
Device Produced No Power
40
GFI tripped
41
DC Resistance Low Power Off
37
Grid Gone
42
Over Temperature
43
The unit under review shows low production.
28
Why is one unit showing 0W production when adjacent units are productive?
29
Notes on Open Circuit Voltage
30
Other Things to Check
30
Envoy not reporting
Envoy not Reporting
40
Gateway Failure
40
LCD displays “Envoy Failure”
12
LCD periodically shows “-Web” for minutes or hours at a time.
17
LCD shows a good IP, but also shows “-Web”
17
LCD shows a non-routable/self-assigned IP address and also shows “-Web”
15
The Envoy cannot get a “+Web” even though all premises networking is intact
20
The Envoy is using a static IP and cannot get a web connection
17
Microinverter not reporting
Microinverters are not detected / Power line communication level is low/poor
22
Microinverter Failed to Report
43
My panels are dark in Enlighten and no production value is displayed
31
General
A physical Ethernet connection is not practical at this site
11
Are my power line communication bridges working?
19
Can I use a dial-up Internet connection with the Envoy?
20
Enlighten will not allow me to select the panel
31

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enphase M190 Specifications

General IconGeneral
Brandenphase
ModelM190
CategoryInverter
LanguageEnglish

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