OptiX OSN 8800/6800/3800
Hardware Description
4 OptiX OSN 8800 Subrack
Issue 01 (2016-03-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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4.4 OptiX OSN 8800 T16 Subrack
4.4.1 Structure
Subracks are the basic working units of the OptiX OSN 8800 T16. Each subrack has
independent power supply.
Figure 4-17
Structure of OptiX OSN 8800 T16 subrack (subrack door excluded)
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1
2
3
4
1. Board area
2. Fiber cabling area
3. Fan tray assembly
4. Air filter
5. Fiber spool
6. Mounting ear
Board area: All the boards are installed in this area. 24 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 ten fans that provide ventilation and heat
dissipation for the subrack. The front panel of the fan tray assembly has four indicators
that indicate fan status and related information.
Air filter: It protects the subrack from dust in the air and requires periodic cleaning.
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.
Mounting ears: The mounting ears attach the subrack in the cabinet.