3Com NETBuilder SI, SuperStack II manual Installing or Removing AN Interface Module, Cover

INSTALLING OR REMOVING AN

4 INTERFACE MODULE

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.

Model Module Installed

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

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.

Removing the	To remove the cover, follow these steps:
Cover

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

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

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

Remove screws

MODEL: xxxxxxx

NETBUILDER

xxxxxx

xxx

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

250V, F2A

FOR CONTINUED PROTECTION

AGAINST FIRE HAZARD

REPLACE FUSE ONY WITH SAME TYPE AND RATING

S/N: 1SC05427

NTWK	080002	04BA1E		8.3
			LAN
ADDR:		04BA1F	WAN-A
		04BA20	WAN-B
		04BA21	WAN-C
07/31/95			20-0261-000

3COM CORP. SANTA CLARA, CA. MADE IN USA