Cisco 12406 series Anleitung zum Ersetzen Handbuch - Seite 23

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Removing the Blower Module

Cisco 12006 and Cisco 12406 Routers are equipped with one blower module, which mounts on the rear

of the chassis. (See

Note

You must remove the blower module from the defective chassis and set it safely aside temporarily. You

will install it on the replacement chassis after transferring the PDU, which can only be removed from

the chassis or installed in the chassis with the blower module removed.

Figure 17

To remove the blower module, follow these steps:

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

Step 1

bare metal surface. (See

Note

Unfasten the blower module handle from the detent and leave the handle in the up position.

Step 2

Use a flat-blade screwdriver to loosen the four captive screws on the blower module faceplate.

Step 3

Use the blower module handle only to lift the blower module. It will not support the weight of the router.

Caution

Step 4

With both hands, pull the blower module away from the chassis and the guide pins.

Grasp the blower module handle with two hands, lift the module away from the rear of the chassis, and

Step 5

set the blower module safely aside.

78-16109-01

Figure

17.)

Blower Module (Handle in the Up Position)

HIG H SPE ED

BLO WER

Figure

4.)

To access the top two captive screws on the blower module faceplate, move the handle up.

Cisco 12006 and Cisco 12406 Router Chassis Replacement Instructions