Test flash – Sony HVL-MT24AM User Manual
HVL-MT24AM_GB 2-889-493-01 (1)
You can try one test flash before shooting. Use test flash mode when using a flash
meter in manual-flash mode.
Press the TTL/M/Test button to turn on the test-flash lamp
Each time the TTL/M/Test button is pressed to change the TTL and M lamp
be sure to check that the appropriate lamp is on. (See page 33 for the display
Press the TEST button (test/modeling flash button) .
With TTL flash metering, the test flash will fire at full power when the
TEST button is pressed.
In manual flash mode, the test flash will fire at the selected power level
when the TEST button is pressed. When using a flash meter, use manual