Справочник Пользователя для 3com SuperStack II

This chapter describes how to install or remove interface modules in 
SuperStack II NETBuilder SI bridge/routers.

The following table lists each model number and the interface module it 
contains. 

You can change any model 4xx bridge/router to another model 4xx, or 
any model 5xx bridge/router to another model 5xx bridge/router by 
installing, removing, or replacing the interface module.

To remove the cover, follow these steps:

1 Remove the power cord and all cables from the chassis.

2 If the bridge/router is mounted with brackets, unmount it and remove the 

brackets.

3 Remove the two screws from the back of the chassis.

43x/53x

ISDN S/T port with no interface module

44x/54x

ISDN U interface module

45x/55x

56/64 Kbps CSU/DSU module

46x/56x

T1/FT1 CSU/DSU module

Remove screws

MODEL: xxxxxxx

xxxxxx

NETBUILDER

xxx

S/N:

1SC05427

100-240VAC, 50/60HZ, 1.0-0.5A

 250V, F2A   

8.3

FOR CONTINUED PROTECTION

AGAINST FIRE HAZARD

REPLACE FUSE ONY WITH

SAME TYPE AND RATING

NTWK
ADDR:

3COM CORP.

SANTA CLARA, CA.

MADE IN USA

WAN-A
WAN-B

WAN-C

20-0261-000

07/31/95