Sony HVL-F58AM - Manual (Page 21)

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21
Power save mode
When the camera or flash unit is not used for three minutes, the flash unit changes
to power save mode to save the batteries and STANDBY indicator appears on the
LCD panel.
• During wireless flash photography (page 54), the flash unit changes to power
save mode after 60 minutes.
• You can change the time until power save, or disable power save. (page 74)
• The flash unit turns into power save mode automatically when the POWER
switch of the camera is set to OFF.*
* When Sony digital single-lens reflex camera (other than DSLR-A100) is used.