Huawei OptiX PTN Series Quick Installation Manual page 12

1 Installing Boards
b
Installing SCA/XCS Boards
SCA and XCS board slots
Board Slot
SCA Slot33, Slot41
XCS Slot34~Slot40
CAUTION
The two ends of a SCA board front panel and
the edges of each SCA board slot are
purple. The two ends of an XCS board front
panel and the edges of each XCS board slot
are red. Pay attention to the color
differences when installing SCA and XCS
boards, and make sure that SCA and XCS
boards are installed in the correct slots.
SCA and XCS boards area
of the OptiX PTN 7900-32
CAUTION
Wear an ESD wrist strap or ESD gloves during operations.
CAUTION
The board is designed for easy installation. If you feel a
blockage when inserting a board into a slot, remove the board
and check whether it was inserted correctly or whether it is of
the correct type. Do not use force to insert the board.
Pull the filler panel outwards by holding its
snap-on.
Press the micro switch on each ejector lever.
Hold the ejector levers outwards until the
ejector levers form a 45-degree angle to the
front panel. Then, gently slide the board along
the guide rails into the slot until the board is
fully seated in the slot.
Micro switch
Push the ejector levers inwards until the board cannot move
forward to secure the board in the slot. Tighten the screws
on the front panel of the board.
9
M4 captive
screw:
10±10% kgf· cm
Guide rail
Micro switch
M4 captive
screw:
10±10% kgf· cm