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Route the fiber patch cords downwards along the fiber path on the right side of the cabinet and then into the subrack 
through the corresponding cable trough. Route the fiber patch cords upwards through the cable trough below the 
optical interface board. Insert the fiber connectors into the corresponding optical ports on the board. 
• Do not route a large number of optical fibers in the corrugated tube. If the corrugated tube has a diameter of 
32 mm, it is recommended that you route a maximum of 60 optical fibers whose diameter is 2 mm each in the 
corrugated tube. 
• The corrugated tube needs to be routed into the cabinet for approximately 10 cm. 
Underfloor Cabling 
b 
Route the fiber patch cords through a corrugated tube. 
Route the corrugated tube into the fiber hole of the 
cabinet for 10 cm. 
Binding strap 
Cable ties 
NOTE 
When routing and installing fibers onsite, you need to clean fiber end faces. For detailed operations, see the multimedia 
at the following website: 
http://support.huawei.com/carrier/docview!docview?nid=DOC1000132657