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Cisco Network Convergence System 4000 Series Hardware Installation Guide
Chapter 4 Installing Power Components
Connecting Power to the Chassis
Caution
Do not over tighten the nuts that secure the DC power cables to the power tray terminals. The nuts should
be tightened using the 7/16 hex socket and torque wrench to a torque of 45 to 50 in-lb.
Figure 4-20
DC Power Tray Rear Panel
Figure 4-21
Typical Power Connections to a Power Tray for a Single DC Power Module—Power
System
Step 6
Replace the clear plastic safety covers over the connection terminal studs.
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