Installation Guide

Table Of Contents
12. If you are replacing an SFM, pack the faulty SFM in the packaging provided with the new SFM, and contact your supplier to
determine the return procedure.
NOTE
Place the connector covers on the connectors before shipment, or the connectors could be damaged.
13. Replace the fan module by following the steps in the Inserting a fan module on page 111.
Verifying switch fabric module operation
To verify switch fabric module (SFM) operation, complete the following steps.
1. Check the LEDs on the fan module, management module, and SFM front panel. Since the SFM is behind the fan module,
LEDs are provided on the fan and management modules to check SFM status. For information about interpreting LED
patterns, refer to Interpreting switch fabric module LEDs on page 84.
2. Enter the following commands and note any error conditions:
show chassis
show system
show environment sensor
show environment temp
NOTE
For details about these commands, refer to the Extreme SLX-OS Monitoring Conguration Guide for SLX 9850
Router.
Verifying switch fabric module operation
ExtremeRouting SLX 9850-8 Hardware Installation Guide
118 9035475-02 Rev AA