Canon Speedlite EL-100 - Manual (Page 17)

17
Turning on the Power
o
Leaving the Mode dial set to <
a
> when using cameras that support
auto flash firing may prevent full charging and firing during shooting,
depending on shooting conditions or the state of the battery.
o Quick flash is not available under these conditions.
• Cameras that do not support E-TTL II/E-TTL
• Optical wireless flash photography
• Stroboscopic flash
• Manual flash photography with flash output outside the range 1/4 to
1/128
o With the Mode dial set to < a >, aiming the flash head straight ahead is
recommended. Switch to suitable flash coverage for the lens’ angle of
view (p.15).
o With cameras that do not support auto flash firing, the flash will always
fire when you shoot with the Mode dial set to <
a
>.