Canon 600EX User Manual

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This describes wireless (multiple flash) shooting using manual flash. 
You can shoot with a different flash output setting for each slave unit 
(firing group). Set all parameters on the master unit.
 1
Set the flash mode to <q>.
2
Set the number of firing groups.
 
While <M> is displayed, press 
function button 2 <T> and set 
the groups to fire.
 
The setting changes as follows each 
time you press the button: 
ALL (_) 
A/B (%) 
→ 
A/B/C (]).
3
Select a firing group.
 
Press function button 3 <F>, 
turn <9> and select the group for 
which you want to set the flash 
output.
4
Set the flash output.
 
Press function button 3 <1>.
 
Turn <9> to set the flash output, 
and press the <8> button.
 
Repeat steps 3 and 4 to set the flash 
output of all groups.
5
Take the picture.
X
Each group fires at the set flash ratio.
q: Wireless Multiple Flash Shooting with Manual Flash Output
 
When ALL <_> is set, set A, B or C as the firing group for the 
slave units. The flash will not fire if it is set to D or E.
 
To fire multiple slave units with the same flash output, select ALL 
<_> in step 2.
COP
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