Canon EOS 400D Digital Instruction Manual page 75

y Flash Exposure CompensationN
Set flash exposure compensation if the flash exposure of the main
subject does not come out as desired. This feature also works with
external EX-series Speedlites.
A bright flash exposure
When you set flash exposure compensation with an external Speedlite, the
<y> icon on the LCD monitor will change to <C>. The flash exposure
compensation amount will not be displayed.
Select [Flash exp comp].
1
Under the [m] tab, select [Flash
exp comp], then press <0>.
Set the flash exposure
2
compensation amount.
To make the flash exposure brighter,
press the <Z> key. Or to make it
darker, press the <Y> key.
After setting the flash exposure
compensation amount, press <0>.
When you press the shutter button
halfway, the <y> icon and flash
exposure compensation amount will be
displayed on the LCD monitor and the
<y> icon will appear in the viewfinder.
After taking the picture, do step 2 to
reset the flash exposure
compensation amount to zero.
Flash exposure compensation
Setting Exposure CompensationN
making it darker
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