Larsen & Brusgaard PROTRACK II - 18.4.1 Dive Type, 3-SEC; 18.4.2 Dive Type, SLO (Slow); 18.4.3 Dive Type, S-SLO (Super Slow)

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18.8 Celsius / Fahrenheit
Press
again and CEL/FAHr flashes.
Press or to switch between Celsius(CEL) and Fahrenheit(FAHr).
18.9 Factory Default
Press again and Counter flashes.
Press or to increase / decrease the flash counter to 123.
At 123 press .