Canon 550 EX - Manual (Page 109)

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[3] Wireless Stroboscopic Flash
After setting up the wireless flash system, you can set stroboscopic flash with
the master unit for wireless stroboscopic flash.
• The firing frequency and flash count will be the same for all slave units. They can be set by
following the procedure on page 97.
• Set the flash output of the slave units in the same way as for wireless manual flash. See page 93.
• To determine the proper exposure, take test shots and experiment.
Wireless Manual Flash With Varied Flash Output
Press the < > or < > button to set
the flash output for B.
Press the < > button.
• C and the flash output display will blink.
Press the < > or < > button to set
the flash output for C.
Press the < > button to
register the settings.
7
8
9
10
• If there are only two slave units (A and B), steps 9 and 10 may be omitted.
• After you complete the settings, you can check the respective flash output for slave
units A, B, and C by pressing the < > or < > button.
• Press the master unit’s pilot lamp to test fire the slave units.
08. F073-E (99~) 02.4.1 2:16 PM Page 109