Replacing The Top Fan - Extron electronics Quantum Ultra User Manual

9.
10.

Replacing the Top Fan

The largest (top) fan cools the power supplies. If this fan fails, you can order a new
fan from
swappable, that is, it can be replaced while the Quantum Ultra is operating, without the
need to power down the unit. When a fan fails, it should be replaced immediately and you
must not run the unit for a long period without a fan.
1.
2.
Use a tool to tighten the two thumbscrews on the power supply as follows:
a. Grasp the screw firmly and press it inward.
b. Continue to press inward as you turn the screw to the left, until it is securely in
place.
Reattach the protective cover.
www.extron.com and replace it as described in this section. This fan is hot-
Use a tool to loosen the two thumbscrews on the cover panel and remove the panel.
Loosen thumbscrews.
Take off the panel.
Figure 63. Removing the Cover Panel
Use a tool to loosen the thumbscrew that holds the fan to the chassis
on the next page).
ATTENTION:
• Thumbscrews should be tightened with a tool after both initial installation and
subsequent access to the panel.
• Les vis doivent être serrées avec un outil adapté après la première installation
et l'accès postérieur au panneau.
NOTE: The thumbscrews cannot be removed completely.
Quantum Ultra Videowall Processing System • Maintenance
(figure 64, ,
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66