Canon 550 EX - Manual (Page 61)

Wireless E-TTL Autoflash With Flash Ratio OFF
Check for the following icons on the
master unit’s LCD panel:
• displayed
• not displayed
• displayed
Make sure the master unit’s pilot
lamp is lit and the slave units are
ready.
Press the pilot lamp to test the
wireless transmission.
Focus the subject and take the
picture.
● Master Flash OFF + Slave Unit(s)
61
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2
3
4
For indoors
For outdoors
15 m / 49.2 ft
10 m / 32.8 ft
12 m / 39.4 ft
8 m / 26.2 ft
80°
05. F073-E (51~) 02.4.1 2:12 PM Page 61