User Manual - Page 158

For EOS-77D.

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158
Set the ISO speed (image sensor’s sensitivity to light) to suit the ambient
light level. In Basic Zone modes, the ISO speed is set automatically.
Regarding the ISO speed during movie shooting, see pages 278 and
281.
1
Press the <g> button (9).
2
Set the ISO speed.
While looking at the LCD panel or in
the viewfinder, turn the <6> or
<5> dial.
ISO speed can be set within ISO 100 -
ISO 25600.
A” indicates ISO Auto. The ISO
speed will be set automatically
(p.159).
When the screen shown on the left is
displayed, you can press the <B>
button to set it to “AUTO”.
ISO Speed Guide
* High ISO speeds will result in grainier images.
g
: Setting the ISO Speed for Still Photos
N
ISO Speed
Shooting Situation
(No flash)
Flash Range
ISO 100 - ISO 400 Sunny outdoors
The higher the ISO speed,
the farther the effective flash
range will be (p.216).
ISO 400 - ISO 1600
Overcast skies or
evening time
ISO 1600 - ISO 25600, H Dark indoors or night
You can also set with [z2: zISO speed].
Under [54: Custom Functions (C.Fn)], if [2: ISO expansion] is set to
[1:On], “H” (equivalent to ISO 51200) can also be selected (p.402).
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