Grid Director 4036E Power Up; Field Replaceable Units; Fan Unit - Mellanox Technologies Grid Director 4036E Installation Manual

14. Result – Rack front view
6.7

Grid Director 4036E Power Up

Once the 4036E chassis is secure within the rack, prepare the electrical cables from the power
distribution source for connection.
Mellanox supplies two power cords, one per power supply unit.

To power up the Grid Director 4036E:
1. Ensure you have met all site power requirements before connecting the chassis to a power
source.
2. Before turning on the power, verify that the power supplies and fan tray are properly
inserted.
3. Connect the power supply cords to the AC inlets of the Power Supplies (PSU) located at the
front of the chassis.
4. Connect the other side of the power cords to the PDU.
5. The PWR LED indicator lights up.
6.8

Field Replaceable Units

6.8.1

Fan Unit

The Grid Director 4036E has a hot swappable Fan Unit with three fans that are used to
maintain proper cooling.

In normal operation, the three fans work at 50% utilization.

In case of fan failure or high temperature detection, the fans go into Turbo mode. In case of
fan failure, the fan drawer LED and the PS/FAN LED on the rear panel blink.

When removing the fan unit, the system can continue to function for up to 5 minutes before
installing a new fan unit.
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Hardware Installation