Cisco Systems WS-X6608-T1 用户手册
3-2
Ci sco Catalyst 4900M Swit ch I nst allati on Guide
78-18350-02
Chapte r 3 Inst allin g t he Swi tch
Rack-Mount ing the Swi tch
Rack-Mounting the Switch
A rack-moun t kit (69-1821-03) is included in the accessory kit for mo unting the switch in a standard
1 9-inch (48.3 cm) four-po st eq uipment rack where the depth of the rack (the distance measured b etween
th e front and the rear po sts) does not ex ceed 3 2.5 in ches (8 2.5 cm). This rack-mount kit is not suitable
for racks with obstruction s (such as a p ower strip) th at cou ld impair acces s to the switch, four-pos t rack
enclosures that exceed 32 .5 inches (82 .5 cm) in depth, o r fo r two-post equipment racks.
1 9-inch (48.3 cm) four-po st eq uipment rack where the depth of the rack (the distance measured b etween
th e front and the rear po sts) does not ex ceed 3 2.5 in ches (8 2.5 cm). This rack-mount kit is not suitable
for racks with obstruction s (such as a p ower strip) th at cou ld impair acces s to the switch, four-pos t rack
enclosures that exceed 32 .5 inches (82 .5 cm) in depth, o r fo r two-post equipment racks.
An op tional rack-mou nting k it (C49 00M-BKTS-KIT=) is available for installing the chassis in two-post
telco racks and in fo ur-post eq uipment racks that exceed 32 .5 inches (82 .5 cm) in depth.
telco racks and in fo ur-post eq uipment racks that exceed 32 .5 inches (82 .5 cm) in depth.
Caution
Befo re installing the chas sis in a rack , read the
to become familiar with the proper site and env ironmental con ditions. Failure to read and follow these
g uidelines cou ld lead to an unsu cces sful in stallation and possible damage to the system and compon ents.
g uidelines cou ld lead to an unsu cces sful in stallation and possible damage to the system and compon ents.
Caution
This unit is meant to be rack-mo unted, and is not intended to b ear mo re than its own weight. Do n ot stack
mo re th an two on a tab le top, the added weight may damage the bottom chas sis.
mo re th an two on a tab le top, the added weight may damage the bottom chas sis.
Rack-Mounting Guidelines
Befo re rack-moun tin g the switch, en sure the followin g:
•
The equipment rack is th e proper size.
–
The width of the rack , between th e two fron t mou nting strip s o r rails, mu st b e 17.75 inches
(45.09 cm).
(45.09 cm).
–
The depth o f th e rack , between the front and rear mounting strip s, must b e at least 19.25 inches
(48.9 cm) but not more than 3 2.5 in ches (8 2.5 cm).
(48.9 cm) but not more than 3 2.5 in ches (8 2.5 cm).
Note
If your four-pos t rack enclo sure exceed s 3 2.5 inches (82 .5 cm) in depth, or you are
installing the chassis in a two-post equip ment rack , you mu st order and u se the optional
rack-mou nt kit (C4900 M-BKTS-KIT=).
installing the chassis in a two-post equip ment rack , you mu st order and u se the optional
rack-mou nt kit (C4900 M-BKTS-KIT=).
Warning
To prevent bodily injury when mounting or servi cing this unit in a rack, you must take special
precautions to ensure that the system remains stable. The followi ng guidelines are provided to
ensure your saf ety:
precautions to ensure that the system remains stable. The followi ng guidelines are provided to
ensure your saf ety:
•
This unit should be mounted at the bottom of the rack if it is the only unit in the rack.
•
When mounting this unit in a partially filled rack, load the r ack from the bottom to the top with the heavies t
component at the bottom of the rack.
component at the bottom of the rack.
•
If the rack is provided with stabilizing devices, install the stabilizers before mounting or servicing the unit in
the rack. Statement 1006
the rack. Statement 1006