HP Cisco MDS 9216 Cisco MDS 9100 Series Hardware Installation Guide (OL-17951- - Page 56

Removing and Installing AC Power Supplies, Removing Power Supplies

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Removing and Installing Components Chapter 2 Installing the Cisco MDS 9100 Series Send documentation comments to [email protected] For the Cisco MDS 9140 Switch and the Cisco MDS 9120 Switch, the fans should not be removed for prolonged periods of time during operation. If one fan module fails, a single healthy fan module can temporarily provide sufficient cooling to maintain switch operation under normal conditions, but the failed fan module should be replaced as soon as possible. See Figure 2-22. Figure 2-22 Rear View of the Cisco MDS 9140 Switch and the Cisco MDS 9120 Switch Power modules 96615 Fan modules Removing and Installing AC Power Supplies This section provides instructions for removing and installing the AC power supplies for the Cisco MDS 9100 Series switches. Caution Power supplies for the Cisco 9100 Series switches look similar but they differ slightly. Be sure to use the correct power supply designated for your Cisco 9100 Series switch. Using an incorrect power supply will not provide redundant power in the case of a power supply failure. Removing Power Supplies To remove a AC power supply, follow these steps: Step 1 Step 2 Step 3 Step 4 Turn the power switch to the off (0) position on the power supply that you are removing. Disconnect the power cord from the power source. Loosen the captive screw. Grasp the power supply handle and slide the power supply out of the switch. See Figure 2-23. 2-28 Cisco MDS 9100 Series Hardware Installation Guide OL-17951-02

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Send documentation comments to [email protected]
2-28
Cisco MDS 9100 Series Hardware Installation Guide
OL-17951-02
Chapter 2
Installing the Cisco MDS 9100 Series
Removing and Installing Components
For the Cisco MDS 9140 Switch and the Cisco MDS 9120 Switch, the fans should not be removed for
prolonged periods of time during operation. If one fan module fails, a single healthy fan module can
temporarily provide sufficient cooling to maintain switch operation under normal conditions, but the
failed fan module should be replaced as soon as possible. See
Figure 2-22
.
Figure 2-22
Rear View of the Cisco MDS 9140 Switch and the Cisco MDS 9120 Switch
Removing and Installing AC Power Supplies
This section provides instructions for removing and installing the AC power supplies for the Cisco MDS
9100 Series switches.
Caution
Power supplies for the Cisco 9100 Series switches look similar but they differ slightly. Be sure to use
the correct power supply designated for your Cisco 9100 Series switch. Using an incorrect power supply
will not provide redundant power in the case of a power supply failure.
Removing Power Supplies
To remove a AC power supply, follow these steps:
Step 1
Turn the power switch to the off (0) position on the power supply that you are removing.
Step 2
Disconnect the power cord from the power source.
Step 3
Loosen the captive screw.
Step 4
Grasp the power supply handle and slide the power supply out of the switch. See
Figure 2-23
.
96615
Power modules
Fan modules