Sekonic Speedmaster L-858D-U Light Meter - Manual (Page 21)

7
2. Before Use
2-4 Auto Power Off Function
To save battery capacity, the meter will automatically turn off 5 minutes after the last
button is pressed.
NOTE
● All settings and measurements are saved in memory even
after the meter has automatically turned off. When the power is
turned ON, they will be displayed again.
● The graph displayed during the Flash Duration Analysis Mode
will be erased at Auto power off or when the Power Button 5 is
used to turn the power off.
● Default Auto Power OFF is 5 minutes. Select longer time in
Custom Setting. (  P182)
● If, while in transport, the Power Button
5
is inadvertently and
continually pressed in, the meter will turn ON for about 1 minute
and then automatically turn OFF to save battery power.
Power Button
5