Cisco NCS 560-4

Figure 28: Assembling the Vertical Plenum Between the Support Trays
Step 7 Install the empty Cisco NCS 560 router into the vertical plenum using minimum four screws on both sides.
Use a torque of 25 in-lbs.
Cisco NCS 560-4 Router Hardware Installation Guide
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Installing the Cisco NCS 560-4 Router
Installing the Cisco NCS 560 Router Vertically