GlobalTime Electronic Double-sided Display, Руководство пользователя

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b. Take out the metal coupling and the nut at first, and install them on the top of the clock.
c. Then make the network cable pass through the pendant tube and the metal coupling;
connect the cable with the interior interface of the clock screen.
d. For double-sided display in this type, another display screen is needed.
Please observe the instruction in 3.4( Watch the direction of the wire)