Cabletron Systems SPECTRUM SEHI100TX-22 用户手册

Chapter 4: Installation

3. Ensure that the rack used will support the unit, and that the rack will 

remain stable with the unit installed in it. Support the SEHI securely 
from underneath, and align the mounting brackets of the SEHI chassis 
with the screw holes in the equipment rack as shown in Figure 4-5. 
Fasten the SEHI to the equipment rack securely.

The cooling fans at the rear panel of the SEHI must have 
adequate clearance (two inches on either side and in the 
rear) for unrestricted air flow. The temperature for the selected 
location must be maintained between 5

°

C and 40

°

C, and 

fluctuate less than 10

°

C per hour.

PWR
CPU

CLN

HubSTACK 

100BASE-TX HUB 

WITH

 LANVIEW®

SEHI

100TX-

22

22X     21X     20X     19X     18X    17X

11X     10X      9X       8X       7X      6X

   16X     15X     14X     13X    12X

     5X       4X        3X        2X       1X

E
1

A

RCV
LNK

RCV
LNK

   22 21 20 19 18 17 16 15 14 13 12

    11  10  9  8  7   6   5   4   3   2   1

EPIM

  

1

Screws (4)

19-Inch Rack

1511_06