CHAPTER 2 INSTALLATION
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ND-71503(E) Rev.5.0
9pch2001.fm
Turning Power OFF
(1) Before turning power off, inspect all line/trunk cards’ busy lamps to verify that no cards are
operating.
(2) Turn the SW1 switches of all the PZ-PW121/PZ-PW126 cards to OFF. First, turn OFF PIM0. Then,
turn OFF PIM1 to PIM7.
PRECAUTIONS
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