28 CHAPTER 2: INSTALLING THE VCN ACCESS CONCENTRATOR
■Air-flow is not restricted around the unit or through the vents in the
side of the switch. Make sure you provide a minimum of 2.5 cm (1
inch) clearance between the SuperStack II Switch 1100/3300 and the
VCN AC
It is recommended to have a ventilated or air conditioned room.
■The VCN AC is within cable reach of both the patch panel and the
SuperStack II Switch 1100/3300 for which the unit is to be attached.
Mounting the VCN
Access Concentrator
in the 19-inch Rack
Tab l e 4 lists the accessories needed for mou nting the VCN AC in the
19-inch rack.
In addition to the VCN AC unit, you will find a box containing the cable
kit needed to install the VCN AC.
Tab l e 5 lists the cable kit parts.
Tab le 4 The VCN Access Concentrator Accessory Set
No. Part Quantity
1VCN AC unit 1
219-inch brackets 2
3Handles 2
4Screws for handles 4
5Screws for brackets 8
Tab le 5 The Cable Kit
No. Part Quantity
1Power Cord 1
2UTP CAT-5 Patch Cords 24
3Flat cables (1.5 m each) with
RJ-21 connectors
2