Sony HVL-F42AM Operating Instructions Manual page 46

To change the time to power save
You can change the time to power save.
Press the ZOOM button to select the desired time until power save.
• The display is changed in the following order.
105 t 70 t 50 t 35 t 105 t . . .
For details of the display and setting time, see the following table.
Lamps
105
70
50
35
• The time to power save when the flash unit is set to the wireless flash is different
from any other modes.
Example: When the power save time is changed to "35" (None) from "105" (30
seconds), the power save time for the wireless flash mode is also automatically
changed to "None" from "60 minutes."
46
GB
30 seconds (60 minutes)
30 minutes (60 minutes)
Time indicated in the parentheses is when the flash unit is set to
the wireless flash mode.
The time to power save
3 minutes (60 minutes)
None (None)