Cisco Gigabit Switch Router Cisco 12012 Manuel d'instructions de remplacement - Page 7

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Également pour Cisco Gigabit Switch Router Cisco 12012 : Manuel d'instructions de remplacement (6 pages), Fiche technique (9 pages), Manuel d'instructions de remplacement (20 pages), Manuel d'instructions d'installation (14 pages)

Removing and Replacing a Card Cage Assembly

This section covers removing and replacing of the card cage assembly. The card cage assembly

comprises a single assembly that includes the upper card cage, the lower card cage, and the power

supply bays. The assembly slides into and out of the frame and attaches to the frame with six captive

screws. An empty card cage assembly weighs 65 lb (29.5 kg). The inside dimensions of the card cage

are:

Width = 15 9/16"

Height = 14 9/16"

Depth = 17 9/16"

The replacement card cage assembly is shipped with only a new air filter; you must remove the

following components from the old card cage assembly:

•

Line cards

•

route processor (RP)

•

Clock and scheduler cards, and switch fabric cards

•

Alarm card

•

Any installed card blanks

•

Power supplies and power supply blanks

Store them carefully while you install the new card cage assembly in the frame, then replace the

components in the new card cage assembly.

Perform the following steps to power down the Cisco 12012:

Step 1

Step 2

Warning

completely to completely remove power from the unit.

This section provides procedures for removing an AC-input power supply and a DC-input power

supply. Select the procedure appropriate for your system.

Caution

power supply.

Turn the DC-input power supply power switch to the OFF (O) position (on AC-input

power supplies, turn the power switch counterclockwise to the STANDBY position) on

all power supplies installed in the Cisco 12012.

Verify that the system has powered down by checking that the LEDs on the power

supplies are off and the green LEDs on both blower modules are off.

This unit has more than one power supply connection; all connections must be removed

Always wear an antistatic wrist strap to prevent ESD when removing and replacing a

Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions

Removing and Replacing a Card Cage Assembly