Olympus PPO-E04 - Manual (Page 18)

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ቢ If any water is on the product, wipe it completely away and
make sure that the product is dry.
ባ Holding the PT-E series case firmly with one hand, loosen the
PPO-E04 from the PER-E02 extension ring by turning the
PPO-E04 about 90 degrees counterclockwise. If the PPO-E04
is screwed in too tight, wrap it with a piece of rubber or other
slip-resistant material.
ቤ After loosening the PPO-E04, position it so that its lens
points down and turn it further counterclockwise until it sepa-
rates from the extension ring. Be careful not to drop the
PPO-E04, PER-E02 extension ring or PT-E series case.
ብ Holding the PT-E series case firmly with one hand, loosen the
PER-E02 by turning it about 90 degrees counterclockwise. If the
PER-E02 is screwed in too tight, wrap it with a piece of rubber or
other slip-resistant material.
ቦ After loosening the PER-E02, point its lens down and turn it
further counterclockwise until it is separated from the PT-E
series case. Be careful not to drop the PER-E02 or PT-E.
2) When the PPO-E04 is combined with the PER-E02 Extension Ring
(When using the ZUIKO DIGITAL ED 7-14mm lens)
CAUTION: When the PPO-E04 and PER-E02 extension ring are removed from the PT-E series case,
water drops on the O-rings may splash on the lens or camera. If this happens, wipe the water
drops away from the lens and camera with a dry cloth.
Make sure that all of the parts are completely dry before dismounting.