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3
Checking the installation of signal cables
No.
1
There are no solder joints or connectors in the signal cables.
The signal cables are not scratched or broken.
2
The connectors of the signal cables are tight and secure.
3
Proper length of the cable is reserved at the connectors.
4
Proper length is reserved for the signal cables at turning points.
The turning radius meets the requirement.
5
The optical cables must be sheathed using corrugated pipes at outsides of cabinets. Both ends of the
pipes must be fastened. The edges are smooth or be processed for cutting prevention.
6
No other cables are laid on the optical cables.
7
The extra optical cables are coiled on the fiber management tray at
the rear side of the cabinet.
8
The signal cables connected to the left part of the subrack are led out of the subrack from the left.
Similarly, the signal cables connected to the right part of the subrack are led out of the subrack from the
right.
9
The signal cables are bound separately from the power cables.
10
The extra length of the cable ties must be cut and the cut surface must be smooth.
11
The signal cables are bound and arranged neatly and closely. The cable ties are spaced evenly. The tips
of the cable ties point to the same direction.
12
The cables whose connectors are far away from the cable entrance are arranged at the external side of
the cable bundle, while those near the entrance are arranged at the internal side of the cable bundle. The
trunk cables are laid out smoothly without any tangling.
Item
25
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