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CH.
3 4
Multi-Speedlite System
Set the channel No.
• Press the < CH.
>
button and set the
same channel No. as the master
unit's.
• Pressing the < CH. > button selects
the channel No. in the following
looping sequence: 1, 2, 3, 4...
Set the slave group 10.
• Set the slave group 10 if you are
using the EOS-10, 1V, 3,060,030,
ELAN 7/7E, or 30/33 with two (A and
B) or three slave groups (A, 8, and
C).
If you are using a Type-A camera
other than the above, you need not
set the slave group 10 since only one
slave group can be used.
• Press the <
GROUP>
button to set
the slave group 10.
• Pressing the <
GROUP>
sets the
slave group 10 in the following
looping sequence: A, 8,
C...
Position the Speerjlites and fire a
test flash.
• Use the mini-stand (provided) to
position the slave unit(s) within the
effective wireless transmission range.
• Press the test firing button on the master
unit to see if the slave unit(s) fire.
Take the picture.
o
-Ifthemasterunit's .flash mode is set to <M> (manual flash) or
<MULTI>
(stroboscopic flash), the slaveunit(s) will not fire. Be sure to set the master
unit's flash mode to <E-TTL>.
- With a Type-B camera, wireless flash photography is not possible with the 420EX.
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