Huawei OptiX OSN 2500, Quick Installation Manual

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Regulation and Precautions for Board Handling
Do not hold a board without hand protection. Wear an ESD wrist strip or ESD gloves before handling a board.
Insert filler panels into vacant slots on an NE to prevent foreign matters from getting into the NE and system
air ducts from being damaged, which may resulting in faults on the NE.
Boards are fragile and valuable. When handling or placing a board, exercise caution and put it into a
dedicated packing box.
Coherent boards, such as TN12LSC, TN11LTX, TN15LSXL, and TN55NS3, must be packed with original
packaging materials during transportation. If the original packaging materials are lost, contact Huawei.
Holding aboard without hand protection Wearing ESD gloves Wearing an ESD strip
Hold the front panel of a board with both hands.