Forums Recent Posts Forums Land Surveying & re... GNSS & Geodesy How is the TopCon G... Notifications Clear all How is the TopCon GTS-102N reset to Factory default GNSS & Geodesy Last Post by sphinix 5 years ago 1 Posts 1 Users 0 Reactions 16 Views RSS sphinix (@sphinix) Posts: 1 Member Topic starter can Anyone guide me in resetting a TopCon GTS-102N to factory default. Posted : October 5, 2019 1:23 pm Share: Tweet Share Share