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Remove the right-hand amplifier mounting bracket by extracting the two screws in the side of the instrument case.

Remove (or Take out) the screws at the left-hand end.

Undo the four screws at the four corners of the plate.

Unscrew (or Withdraw) the screws securing the clock base to the plate.

Источник: Русско-английский научно-технический словарь на Gufo.me