dehn DEHNrecord SD Manual page 31

9. Functionality
User interface – Push buttons
Two keys are available for operation on the device.
These have different functions depending on how long they are pressed.
Push button Duration
short (<1 sec)
1 (Option) long (>5 sec)
long (>10 sec)
short (<1 sec)
2 (Basic)
long (>5 sec)
function
Start fast data transfer
Device stop/start
Reset to factory settings
Activate web server
Device reset
Push button 1 (Option)
Push button 2 (Basic)
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