Dell PowerVault 56F Dell PowerVault 51F 8-Port Fibre Channel Switch Insta - Page 112

Replacing the Fan Assembly, Removing the Switch Cover

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Replacing the Fan Assembly Replacing the fan assembly involves removing the switch's cover, the existing fan assembly, and installing a new assembly. NOTICE: See "Protecting Against Electrostatic Discharge" in the safety instructions at the front of this guide. You do not need to power off the switch during this replacement. The switch can safely run at the following temperatures while the fans are replaced: • 25 minutes at 23 degrees C at sea level (average conditions) • 4 minutes at 40 degrees C at three kilometers (km) altitude (extreme conditions) Figure 6-4. Removing the Switch Cover Removing the Switch Cover NOTICE: See "Protecting Against Electrostatic Discharge" in the safety instructions at the front of this guide. To remove the switch cover, you must perform the following steps. NOTICE: When removing the cover, you must slide it back and then lift it away from the system to avoid damaging it. 1. Unscrew the two captive screws at the back of the unit by turning them a quarter turn to the left. See Figure 6-4. 2. Slide the cover at least one 1/2-inch back from the front of the unit. 3. Lift the cover off. 6-4 Dell PowerVault 51F 8-Port Fibre Channel Switch Installation and Troubleshooting Guide

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6-4
Dell PowerVault 51F 8-Port Fibre Channel Switch Installation and Troubleshooting Guide
Replacing the Fan Assembly
Replacing the fan assembly involves removing the switch’s cover, the existing fan
assembly, and installing a new assembly.
NOTICE: See “Protecting Against Electrostatic Discharge” in the safety
instructions at the front of this guide.
You do not need to power off the switch during this replacement. The switch can
safely run at the following temperatures while the fans are replaced:
•
25 minutes at 23 degrees C at sea level (average conditions)
•
4 minutes at 40 degrees C at three kilometers (km) altitude (extreme conditions)
Figure 6-4.
Removing the Switch Cover
Removing the Switch Cover
NOTICE: See “Protecting Against Electrostatic Discharge” in the safety
instructions at the front of this guide.
To remove the switch cover, you must perform the following steps.
NOTICE: When removing the cover, you must slide it back and then lift it
away from the system to avoid damaging it.
1.
Unscrew the two captive screws at the back of the unit by turning them a quarter
turn to the left. See Figure 6-4.
2.
Slide the cover at least one 1/2-inch back from the front of the unit.
3.
Lift the cover off.