Safety Precaution, Pre-use test | JVC WR-MG88U specification

In order to use this product safely

Preparation (☞ pg. 4)

•Check that there is no dirt, cracks, or damage to the O-ring.

•Always apply grease to the O-ring.

Safety Precaution

Before use, this unit must be pre- tested to check if there is any water leakage.

Attaching the Marine Case to the Camera

(☞ pg. 5)

•Make sure that the O-ring is not twisted, and that you do not forget to attach it.

•When tightening the seal, make sure there are no foreign objects caught in the seal.

Recording the Video/Still Image Files (☞ pg. 6)

•Avoid opening and closing the marine case in the shooting location.

•When holding the marine case, lower it gently into the water.

Detaching the Marine Case/Maintenance (☞ pg. 7)

•Always wash the marine case in fresh water after use.

•Perform maintenance on the O-ring.

If water leaks into the case due to careless use of the marine case, JVC cannot accept responsibility for any damage that may occur to the internal equipment and materials (video camera, SD card etc), or any expenses incurred in taking the photographs/video. Therefore, please be careful when using the marine case.

Please read before use

This marine case is a precision instrument designed to permit safe video recording under high water pressure. Please pay careful attention when handling the unit before and after use, as explained in this user’s manual.

Each part of the marine case has been subject to strict controls during the manufacturing process, and the individual functions have faced stringent tests during the assembly process. Each marine case has also had to pass waterproof inspections using high-pressure water testers. However, damage can sometimes occur during transport and distribution, or during storage after purchase, so before diving always carry out the following preuse test to verify safety.

Pre-use test

Be sure to perform the following pre-use test before diving.

1.Before mounting the camera inside the marine case, dive with only the empty marine case and test for water leaks.

Allow 5 or 6 minutes to ensure there are no leaks. Be sure to perform this test to ensure the safety of your camera.

2.The following are some common causes of water leaks:

A.The marine case is used without attaching the O-ring.

B.The O-ring is not mounted in the correct position.

C.The O-ring is damaged or deformed.

D.There is sand, dirt, hair or other foreign matter on the O-ring.

E.There is sand, dirt, hair or other foreign matter on the contact surface of the O-ring or on the inside of the lid.

F.The provided strap or silica gel bag is pinched inside the marine case when the lid is closed.