SinoGNSS G100/G200 User Guide 
 
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6 Firmware Upgrade 
Following  is  an  example  show  you  how  to  upgrade  G100  receiver,  and  updating 
G200 receiver is same. 
1. Connect G100 receiver to your PC with DB9 cable and start the G100 receiver. 
2.  Open  the  firmware  program,  choose  “Setting”,  select  the  right  Serial  Port  to 
connect with receiver and then click “OK”. 
 
3. Click “Link” icon to build the connection (This is important to check if the G100 is 
connected to PC successfully).   
Then click “Update” icon to start updating (a few minutes are needed), during the 
update, the G100 will restart automatically. It will take about 6 min to complete the 
update. 
 
4.  When  the  progress  bar  is  full,  and  “Completed!”  appears below, it  means  the 
update has been completed and then you can click“Break”to finish the update.