​Please insert a pin in the holes located behind a dial lock, and dial the number on the same row as the inserted pin. Dials get stuck at a set PIN number.​

How to confirm your PIN number

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１．​Remove the cover behind the dial lock from the inside. Loose two screws with your hands, and remove the cover.​

２．Please find a search bar.

※In some apartments, a search bar can be removed from a cover.

※Something keen can be used as an alternative.

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３．Please insert a search bar in the holes to find a PIN number.

４．While inserting a search bar, please dial the number in front. Then, dials get stuck at a set PIN number.

５．Please repeat the process described at the number 4, for all 4 holes.