Cisco 12006 series Manuale di istruzioni per la sostituzione - Pagina 30

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Reconnecting Power to a Router Equipped with the AC Power Distribution Unit

To reconnect source AC to the AC PDU, see

Attach an ESD-preventive wrist strap to your wrist and connect the leash to the chassis or to another

Step 1

grounded, bare metal surface. (See

Step 2

Beginning with the AC receptacle on the right side of the PDU, pull back the retention clip and plug the

AC power cord coupler for that receptacle into the AC receptacle.

Step 3

Release the retention clip over the power cord coupler to secure the power cord coupler in the AC

receptacle.

Step 4

Repeat Step

Reconnecting Power to a Router Equipped with the DC Power Distribution Unit

To reconnect source DC power to the DC PDU, see

Step 1

Attach an ESD-preventive wrist strap to your wrist and connect the leash to the chassis or to another

grounded, bare metal surface. (See

Step 2

Locate the power connector blocks on the PDU, and identify the negative, positive, and ground ports.

Before proceeding to the next step, verify that the DC circuit breaker servicing the DC power cable you

Caution

are installing is switched off. As an important extra check, measure the voltages across the cable leads.

All readings should be zero volts.

When installing the source DC power cable leads, always make the ground connection first.

Warning

Connect the source DC cable leads in this order: ground, positive, and negative.

Step 3

Verify that the polarity of the source DC wiring from the source DC breaker to the PDU connector block

Step 4

is correct and that the terminal connections are tight.

Installing the Blower Module

After the chassis power has been reconnected to the PDU, install the blower module on the replacement

chassis.

To install the blower module, see

Cisco 12006 and Cisco 12406 Router Chassis Replacement Instructions

and Step

for the remaining AC receptacle and power cord.

Insert the exposed end of the wire into the corresponding terminal in the connector block.

Hold the wire in place and use a flat-blade screwdriver to tighten the clamping screw and secure the

wire.

Repeat Step

and Step

Figure 7

and follow these steps:

Figure

4.)

Figure 8

Figure

4.)

for the remaining power leads on both PDU connector blocks.

Figure 17

and follow these steps:

and

Figure 9

and follow these steps:

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