Cisco 3640 4 SLOT ROUTER Техническое Руководство
15
Figure 11
Required Ground-Lug Bracket Attachment on a Cisco 3640 Router (DC Power Supply Shown)
Step 2
Strip one end of the ground wire to the length required for the ground lug or terminal.
•
For the NEBS ground lug—approximately 0.75 in. (20 mm)
•
For user-provided ring terminal—as required
Step 3
Crimp the ground wire to the ground lug or ring terminal, using a crimp tool of the appropriate size.
Step 4
Attach the ground lug to the ground-lug bracket as shown in Figure 12, Figure 13, or Figure 14, or attach the ring
terminal to the ground-lug bracket as shown in Figure 15, Figure 16, or Figure 17. For the ground lug, use the two
screws with captive locking washers provided. For a ring terminal, use one of the screws provided. Use a number 2
Phillips screwdriver, and tighten the screws to a torque of 8 to 10 in-lb (0.9 to 1.1 N-m).
terminal to the ground-lug bracket as shown in Figure 15, Figure 16, or Figure 17. For the ground lug, use the two
screws with captive locking washers provided. For a ring terminal, use one of the screws provided. Use a number 2
Phillips screwdriver, and tighten the screws to a torque of 8 to 10 in-lb (0.9 to 1.1 N-m).
Where a DC power supply is shown, the attachment would be similar for an AC power supply.
Diagonal attachment of the ground lug to the bracket provides clearance for the RPS power cable.
Step 5
Connect the other end of the ground wire to a suitable grounding point at your site.
Figure 12
NEBS-Compliant Ground Lug Attachment on a Cisco 3620 Router with Internal AC or DC Power Supply
15846
Power
supply
Bracket
Mounting
screws
Bracket
Ground lug mounted
on a Cisco 3620 router
without Cisco RPS
15850
Power
supply
supply