Cabletron Systems 2208 manual Installing the 2H22-08R, Tabletop and Shelf Installations

Installing the 2H22-08R

3.4INSTALLING THE 2H22-08R

The 2H22-08R may be installed on a tabletop, shelf, or in a 19-inch rack. Section 3.4.1 provides the rules and instructions for a tabletop and shelf installations, and Section 3.4.2 provides the rules and instructions for a rackmount installation.

To ensure proper ventilation and prevent overheating, leave a

!minimum clearance space of 5.1 cm (2.0 in) at the left, right,

CAUTION and rear of the 2H22-08R.

3.4.1Tabletop and Shelf Installations

Tabletop and shelf installations must be within reach of the network cabling and meet the requirements listed below:

•Locate the 2H22-08R within seven feet of an appropriately grounded power source and an unrestricted surface area as shown in Figure 3-1that meets the power supply requirements listed in Appendix A.

•In a shelf installation, the shelf must support 13.6 kg (30 lb) of static weight for each 2H22-08R.

•Maintain a temperature of between 5°C (41°F) and 40°C (104°F) at the installation site with fluctuations of less than 10°C (18°F) per hour.

A

C

B

	PWR
2H22-08R	CPU
	1 2 3 4 5 6	2X	3X	4X	5X	6X	7	8
COM	1X

A = 15 cm (6 in)	D
B = 45 cm (22.5 in)
C = 53 cm (21 in)
D = 213 cm (7 ft)

2251-06

Figure 3-1 Tabletop or Shelf Installation

2H22-08R SmartSwitch 2208 User’s Guide Page 3-3