User manual

Should moisture appear inside the case or battery compartment,
immediately have the instrument checked by your Suunto service
center.
The optional scratch guard for Suunto D4f is designed to help
prevent the display from getting scratched. Scratch guards can be
purchased separately from your authorized Suunto dealer.
Should you detect scratches, cracks or other such flaws on the
display that may impair its durability, immediately contact your
authorized Suunto dealer.
Protect the unit from shock, extreme heat, direct sunlight, and
chemicals.
Store your dive computer in a dry place when you are not using it.
4.2 Water resistance
Suunto D4f is water resistant to 100 meters (328 ft) in compliance
with the dive watch standard ISO 6425.
To maintain water resistance, it is recommended to:
never use the device for other than intended use.
contact an authorized Suunto service center, distributor or
retailer for any repairs.
keep the device clean from dirt and sand.
never attempt to open the case yourself.
avoid subjecting the device to rapid air and water temperature
changes.
always clean your device with fresh water if subjected to salt
water.
never knock or drop the device.
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