Slot Description - Huawei OptiX OSN 8800 Hardware Description

OptiX OSN 8800/6800/3800
Hardware Description
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4.5.2 Slot Description

The OptiX OSN 8800 universal platform subrack provides 20 slots.
Slots of the subrack are shown in
Issue 01 (2016-03-10)
The interface area is behind the indicator panel in the upper part of the subrack. Remove the indicator
panel before you connect cables.
LAMP TEST button: tests whether the indicators on the subrack are normal. After you
press the button, all the indicators should be lit. It has the same function as the LAMP
TEST button on the SCC board.
Indicators: indicate the running status and alarm status of the subrack and EFI board
software.
RESET button: warm resets the EFI board.
SubRack_ID LED indicator: displays the master/slave relationships between subracks
when multiple subracks are cascaded. It has the same function as the subrack ID LED on
the front panel of the SCC board. "0" indicates that the subrack housing the SCC board is
the master subrack, "EE" indicates that the subrack ID is incorrect or the subrack ID fails
to be obtained, and other values indicate slave subracks. For the meanings of other
values displayed on the LED, see
Board area: All service boards are installed in this area. 18 slots are available.
Fiber cabling area: Fiber jumpers from the ports on the front panel of each board are
routed to the fiber cabling area before being routed on a side of the open rack.
Fan tray assembly: Fan tray assembly contains eight fans that provide ventilation and
heat dissipation for the subrack.
Air filter: It protects the subrack from dust in the air and requires periodic cleaning.
Mounting ears: The mounting ears attach the subrack in the cabinet.
Fiber spool: Rotable fiber spools are on two sides of the subrack. Extra fibers are coiled
in the fiber spool on the open rack side before being routed to another subrack.
The interface area provides functional interfaces, such as management interface,
inter-subrack communication interface, alarm output and cascading interface, network
management interface, alarm input and output interface. It is behind the subrack
indicator panel.
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Copyright © Huawei Technologies Co., Ltd.
DIP Switches on the TN18EFI
Figure 4-28.
4 OptiX OSN 8800 Subrack
Board.
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