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Mute operation
When the product is in any mode, mute / unmute the product by setting mute on or off.
Operation in alarm state
When the product has an alarm sound and the LED fault light flashes, it indicates that the
product is working in the alarm state. You can check the cause of the alarm according to the
alarm information.
Operation in failure mode
When the product buzzer keeps ringing and the LED fault light keeps on, it indicates that the
product is working in fault mode.
3.5
Query operation parameters
Normally, there are ten pages on the display page. Press the query key No. 2 or 3 (four key
screen) for 0.2 to 1 (or No. 2 (three key screen)) seconds to turn over the display page and
display the input and output voltage, input and output frequency, battery, PV voltage and
current, load, software version, etc. If there is an alarm, a page of alarm information will be
added. If the product fails, the fault code page will be displayed by default. The main page
displays fault or alarm information by default. When the product has no fault or alarm, the
main page displays output voltage and frequency information by default.
Press the No. 2 key (three key screen) for more than 1 second, and the LCD will enter the
polling mode display: the display page will be automatically turned every 2S. Long press the
No. 2 key (three key screen) again to exit the polling mode.
Display page I (main display page): display the input and output voltage of the product, as shown in
Figure 1-3
EN
Figure 1-3 display page I
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