ZyXEL Communications IES-5000 Manual De Usuario

IES-5000 Series User’s Guide

Chapter 4 Maintenance and Troubleshooting

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This chapter describes how to troubleshoot and maintain the system.

This section describes how to change a fan fuse or a fan module on the IES-5000.

The main chassis has a hot-swappable fan module. The fan module is at the left on the front 
panel. Replace the entire fan module if the fuse is not the problem. Return any malfunctioning 
fan modules to the manufacturer.

Perform the following procedure to remove the fan module in order to clean the fan filter, 
change a fan fuse or the fan module.

1 Loosen the thumbscrews on the front of the fan module.

2 Slide out the fan module.

3 Replace the fuse if it is burnt out (see 

 for fuse information). If 

the fuse is not the problem, use a different fan module from the manufacturer.

4 Slide out the fan filter. Clean or replace the filter.

5 Slide the fan filter back into the fan module.

6 Slide the fan module back into the fan module slot.

7 Tighten the thumbscrews.