Huawei SUN2000-30KTL-US User Manual page 15

SUN2000-(25KTL, 30KTL)-US
User Manual
Indicator
Alarm/Maintenanc
e indicator
Rear View
Figure 2-6
Issue 09 (2019-06-30)
Status
Off
Alarm state
Local
maintenance
state
Local maintenance refers to operations performed after a USB flash drive, a WLAN module, a

Bluetooth module, or a USB data cable is inserted into the USB port of the solar inverter. For
example, local maintenance includes data import and export using a USB flash drive, and connecting
to the SUN2000 app over a WLAN module, a Bluetooth module, or a USB data cable.
If the alarming and the local maintenance happen concurrently, the alarm/maintenance indicator

shows the local maintenance state first. After the USB flash drive, WLAN module, Bluetooth
module, or USB data cable is removed, the indicator shows the alarm state.
shows the SUN2000 rear view.
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Blinking red slowly
(on for 1s and then
off for 4s)
Blinking red fast (on
for 0.5s and then off
for 0.5s)
Steady red
Blinking green
slowly (on for 1s and
then off for 1s)
Blinking green fast
(on for 0.125s and
off for 0.125s)
Steady green
2 Overview
Meaning
The SUN2000 receives
no communications data
for 10s.
The SUN2000 has
generated a warning.
The SUN2000 has
generated a minor alarm.
The SUN2000 has
generated a major alarm.
Local maintenance is in
progress.
Local maintenance has
failed.
Local maintenance is
successful.
8