Olympus UFL-3 Instruction Manual page 19

6 Align the round mark and "a" on the battery cap with the OPEN( position,
insert the battery cap into the flash.
EN
7 Turn "a" clockwise to the LOCK position.
Turn until you hear the sound of it clicking into place.
CAUTION
• Make sure to use the same type of batteries.
• Always replace all batteries at the same time.
EN 18
O
mark
a
a