Samsung SM-A920F Service Manual page 28

6. Level 1 Repair
6) Once device is detected, you will be presented with below screen. To update S/W, select "S/W Update"
or to exit select "SVC Connection". If you select "SVC Connection", only Fenrir connection history (record)
will be stored in the FUS server to support warranty validation. (This is known as "Service Connection"
history)
7) Once Fenrir starts, application will display the below screen. And select the Start button & Agree button.
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