GAPWERK / SUPPORT
Warranty and
authenticity check.
Find the serial number on the device body or in the passport.
SERIAL NUMBER
Format: GTR-{model}-{year-month}-{sequence number}.
Device registration
Answers to questions
Where do I find the number?+
On the factory label on the body and in the equipment passport.
What does registration give?+
It helps link the device to purchase documents and service requests.
How do I transfer the device to another owner?+
Contact support with the serial number and purchase documents.
Number not found — what to do?+
Check the characters. A missing record alone does not prove a counterfeit; contact support.