Yongnuo YN650EX-RF Manual page 24

Custom Function Settings
Fn 04 Auto focus assist lamp
0:ON Turn on
2: OFF Turn off
Fn 05 RF radio trigger signal selection
0:RF603 RF603 radio trigger signal
1:RF602 RF602 radio trigger signal
Fn 06 Sound prompt
0:ON Turn on
1:OFF Turn off
Fn 07 LCD backlight
0:12SEC The display time of LCD backlight is 12 seconds
1:ON Turn on continuous lighting
2:OFF Turn off lighting
Fn 08 Off-camera indicator light
0:ON Turn on
1:OFF Turn off
Fn 09 LCD display contrast control
The contrast of the LCD screen can be adjusted, totally 8 levels
adjustable.
Fn 10 Screen backlight brightness
The screen backlight brightness can be adjusted, totally 8 levels
adjustable.
Fn 11 Firmware version
VER. Xx: You can view the flash firmware version information
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