Huawei OptiX OSN 2500 Quick Installation Manual page 39

b
Procedure for Upward Cabling
Routing E1 cables into the cabinet
E1 cables for the lower subrack
Route the E1 cables into the cabinet through the cabling holes on the top of the cabinet.
Downward route the E1 cables of the upper subrack from the middle cabling holes on the top of the cabinet to
the cable distribution plate above the upper subrack.
Downward route the E1 cables of the lower subrack along the back of the cabinet to the cable distribution plate
above the lower subrack.
Installing and bundling the E1 cables for the supper subrack.
Installing and bundling the E1 cables for the lower subrack.
In the case of upward cabling, lead the cables for the upper subrack out from the cable routing holes on the
top of the cabinet, pass the cables for the lower subrack to the slide rail of the upper subrack, and then lead
them out from the side walls of the cabinet.
E1 cables for the upper subrack
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Routing E1 cables at the cabinet side