User's Manual

whetherthisflashunitissecurelyattachedtothecamerahotshoe.
¾ Iftheflashreadyindicatordoesnotlightupafteralongwait,checkwhetherthebatterypoweris
enough.Ifthebatterypowerislow,<
>willappearandblinkontheLCDpanel.Pleasereplace
thebatteryimmediately.

Thepowerturnsoffbyitself.
z After90secondsofidleoperation,autopowerofftookeffectiftheflashissetasmaster.
¾ Presstheshutterbuttonhalfwayorpressanyflashbuttontowakeup.
z After60 minutes (or 30 minutes)ofidle operation, the flash unit will entersleepmode if it isset as
slave.
¾ Pressanyflashbuttontowakeup.

Autozoomdoesnotwork.
z Thecameraflashisnotattachedsecurelytothecamera.
¾ Attachthecameraflash’smountingfoottothecamera.

Theflashexposureisunderexposedoroverexposed.
z Therewasahighlyreflectiveobject(e. g.glasswindow)inthepicture.
¾ UseFElock(FEL).
z Youusedhigh‐speedsync.
¾ Withhigh‐speedsync,theeffectiveflashrangewillbeshorter.Makesurethesubjectiswithinthe
effectiveflashrangedisplayed.
z Youused
ManualFlashmode.
¾ SettheflashmodetoETTLormodifytheflashoutput.

Photoshavedarkcornersoronlypartsofthetargetsubjectareilluminated.
z Thefocallengthoflensexceedstheflashcoverage.
¾ Check the flash coverage you set. This flash unit has the flash coverage between 20 and 200mm,
whichfitsmedium‐formatcameras.Pullthewidepanelouttoextendtheflashcoverage.
Compatible Camera Models
This flash unit can be used on the following Canon EOS series camera models:
5D Mark III 5D Mark II 6D 7D 60D 50D 40D
30D 650D 600D 550D 500D 450D 400D Digital
1000D 1100D