User's Guide

SinoGNSS

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T300 PLUS User Guide

9.2 Upgrade firmware via WIFI

• Turn on the WIFI firmware update tool.

• Check on the English option, then it will change to English interface. OS means

system firmware; LCD means OEM board firmware. Click update, then just wait

until the process bar reaches 100%.

Tip: LCD is not detected means your receiver doesn’t have a LED panel.

• When you click update, it will give you such prompt below, click Yes to update,

click No to cancel update.