3Com SuperStack II Switch 3300 FX User Manual page 4

Placing Units On Top of Each Other 25
Stacking Units 26
Stacking Two Units 26
Stacking Up To Four Units 27
The Power-up Sequence 29
Connecting a Redundant Power System 29
Powering-up the Switch 3300 FX 29
Checking for Correct Operation 29
Choosing the Correct Cables 30
Solving Problems Indicated by LEDs 31
Managing the Switch 32
A Safety Information
Important Safety Information 34
L'information de S6curit6 Importante 36
WichtigeSicherheitsinformationen 38
B Pin-outs
Null Modem Cable 41
PC-AT Serial Cable 41
Modem Cable 42
RJ45 Pin Assignments 42
C Technical Specifications
D Technical Support
Online Technical Services 47
World Wide Web Site 47
3Com Knowledgebase Web Services 47
3Com FTP Site 48
3Com Bulletin Board Service 48
3Com Facts Automated Fax Service 49
Support from Your Network Supplier 49
Support from 3Com 49
Returning Products for Repair 51