Sony HVL-F43M - Manuel (Page 18)

GB 18
indicator
When the temperature of this unit rises after continuous flash use or use in a high
temperature environment, its internal safety circuit automatically suspends
operation (overheating).
• The
indicator blinks when overheating is detected.
• Flash operation is suspended until the temperature of the unit falls and the
indicator turns off.
• When overheating is detected, set the POWER switch to OFF and stop using the
flash unit for about 10 minutes to allow it to cool down.