Huawei OptiXRTN 980L - Appendix: Filter Installation (Part 2); Filter Interface and Securing

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1.0 N·m
Install the RF cable.
3
5
Installing/Replacing a Filter
2.3 Screw the filer securely.
Same direction
Vertical direction
2.2 Ensure that the new filter interface is in the same direction as or vertical to original filter interfaces.
Same direction