Canon 580EX - Manual (Page 39)

Using Fully Automatic Wireless Flash
Flash exposure compensation and other settings set with the master unit will
also be automatically set In the slave units, Thus, you need not make settings
on the slave uhit{s). Wireless flash with the lollowing settings can be done In
the same way as with normal flash shooting.
• Flash exposure compensation
■ High-speed sync (FP flash)
• FE lock
•FEB
• Manual flash
• Stroboscopic flash
0 With FE lock, it even one Speedlile will result In underexposure, the icon will fclink in
the viewfinder. Open the apert^ re more or move the slave unit closer to the subject.
Setting Communication Channel
If there is another Canon wireless flash system nearby, yau can change the
channel No. to prevent signal confusion. Both the master anct slave units must
be sei to the same channel No,
I
•4 Press the <200IVI/*Zf> button so
that <^Om> blinks.
^ channel No.
number, then press the button.
— • Turn the diallo select the channei
IS) Zoom i
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