Avaya 5900 Series Installing Manual page 31

Procedure
1. Insert each fan tray into a rear fan tray slot.
2. Verify that each fan tray is fully seated in the slot and secure each fan tray with two thumb
screws.
3. Insert each power supply into a rear power supply slot.
If a blanking plate covers the required power-supply slot, remove the plate before inserting
the power supply.
4. Verify that each power supply is fully seated in the slot and securely clipped in place.
Example
The following figures show how to properly insert the cooling fan trays and power supplies into your
switch.
Figure 7: Installing the fan trays and power supplies in ERS 59100GTS and ERS 59100GTS-PWR+
September 2017 Installing Avaya ERS 5900 Series
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Cooling fans and power supplies
31