Canon Speedlite Transmitter ST-E2 Instruction manual - Page 4

1. Nomenclature Front ,+I"-assist beam emlttor Shoc l t ~ sklider Rear Battery compartment cover Flash ratio cuntrol lamp Channel intl~cat,~r < PILOT > I'ilot. I:im trnnsmission button High-speed synr (FI' fl:~: < 0 ,:Turns off t h r 11rnr.er. < I >:Turns on thr po\rer. < HOLD >: R e t a i n s t h e c u r rent settings u,hilo thr switch position is I . All lr:,nsmiLter controls except the tPet transmission button ;ire ~lis:$blcd.