NB N4 Manual
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10EnglishBattErY rEpLacEMENtWatch BatteryDO NOT remove the screws and open the caseback.To ensure water resistance, all battery replacement on the watch should be completed by a trained watch repair technician.Heart rate transmitter BatteryDue to a lower battery life than the watch, the Heart Rate transmitterhas a user replaceable battery hatch so you can replace the CR2032 battery.NOTE: The battery hatch is plastic and can be easily damaged by applying too much pressure on the coin slot. DO NOT turnthe battery hatch excessively in either direction; this will help to avoid damage to the plastic battery hatch. For best results,it is also recommended that you employ the assistance of a trained repair technician to replace the transmitter battery.Follow the steps below to replace the transmitter battery.• Using a coin, turn the battery hatch counter-clockwise 15 degreesfrom the horizontal closed position to the OPEN dot on the caseback.• Remove the battery hatch. Take extreme care not to displace the rubber O-ring within the battery cavity.Improper placement will compromise the water resistance of the transmitter.• Remove the old CR2032 battery and replace with a new one.Again, take care not to touch the O-ring.• Align the arrow next to the coin slot with the OPEN dot on the caseback.• Gently press the battery hatch done into the battery cavityuntil it is even with the caseback surface.• Gently turn the battery hatch clockwise to the original positionaligning the arrow with the CLOSED dot.OPEN CLOSED |
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