Ricoh GF-1 - Manual (Page 8)

EN - 
Basic Operation
Caution
Before attaching or removing the flash unit, turn off the power of
both the flash unit and the camera.
Inserting batteries
1 Slide down the battery
magazine's cover and pull
out the battery magazine.
2 Insert 4× AA batteries as
shown in the illustration.
Check the polarity of the
batteries and make sure to
insert them correctly.
3 Insert the battery magazine
into the flash unit and slide
up the cover to close it.
Caution
Replace the batteries with new batteries all of the same type
and brand, or with fully charged rechargeable batteries all of
the same type and brand. In addition, always replace all four
batteries at the same time. If the batteries are inserted in the
wrong direction, the flash will not work.
When replacing the batteries right after the flash fired
consecutively, overheating may occur; be careful not to burn
yourself. •
•