Replace battery in OPELO

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If you receive the following response from the device when unlocking, it is time to replace the batteries. Please replace the batteries as soon as possible.

  • The "Open/Close button" lights up red (normally blue).
  • One phrase of the "Twinkle, twinkle, little star" melody is played.

● Knowledge

  • Use four AA alkaline or AA lithium batteries.
  • Do not misorient the batteries. Doing so may cause malfunctions.
  • Do not mix old and new batteries.
  • Be sure to use alkaline batteries made by a Japanese manufacturer.
  • Inserting batteries other than alkaline batteries may cause malfunction.
  • If the battery has run out and the lock cannot be unlocked, please refer to "When OPELO cannot be unlocked due to a dead battery" for how to unlock the lock.
  • After replacing the batteries, check the operation of unlocking the lock from an IC card or a smartphone equipped with NFC function.

1．

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Remove the battery cover on the interior side.

2．

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Remove the old battery.

3．

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Press the Open/Close button three times.

4．

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Replace with new batteries.

5．

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Install the battery cover.

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