Version 6.6 807 October 2014
Installation & Operation Manual 45. Hardware Replacement
45.8 Replacing the Fan Tray Modules
This section describes how to replace the fan tray modules.
Note: To ensure high availability, two operational fan trays are required at all times.
Do not leave a fan tray in a partially open position. Under no circumstances should
you remove both fan trays at the same time.
To remove a faulty fan tray:
1. Release the 2 screws on both sides of the panel covering the Fan Tray units.
2. Release the 2 screws on both sides of the Fan Tray unit.
Caution
When removing a fan tray unit, the fans continue to rotate at a high speed.
Use caution not to touch the rotating fan blades.
3. Pull the fan tray unit outward by 2 cm.
Figure
45-8: Replacing the Fan Tray Unit
4. Wait for the fans to stop rotating and then remove the fan tray completely.
To insert a replacement fan tray unit:
1. Insert the fan tray unit into its slot, until the front panel is flush with the chassis
plate.
2. Secure the Fan Tray in its slot by fastening the screws at both ends of the fan
tray unit.
3. Close the Fan Tray cover door and secure it to the chassis by fastening the
thumb screws on the cover.
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