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Other
Camera Menu Access (Canon only newer models) ETTL
When ETTL is used on a new camera you can also operate the flash through the
camera‘s menu . External flash function setting and external flash custom settings,
different modes (ETTL, manual, mmulti), wireless flash mode setting can be set .
Signal Tones, Backlight display
Signal Tones
The sound can be turned on or off in the customize
function:
1 . Long ring: Call back to complete
2 . Two short rings: On or call back to complete
normal flash
3 . Two long rings: Flash call back unfinished
4 . Four short rings: The battery power is not enough
5 . Continuous buzz: Flash light overheating and come into overheating protection
Backlight display
1 . Shortly press the backlight button to turn on the display light .
2 . If the backlight is turned on and the flash will not be used for about 15 seconds
it will automatically turned off .