Dell PowerVault 221S Service-Handbuch - Seite 28

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Dell PowerVault 221S Service-Handbuch
Removing and Replacing Parts : Dell PowerVault 220S and 221S Systems Service Manual
5. Attach the cooling module to a new power supply by performing the reverse of step 4.
6. Carefully slide the new power supply and cooling module into the empty module bay, and push the module all the way to the back of the bay until it is seated in the backplane
connector.
The power supply is seated when its front plate is even with the front plate of the adjacent power supply.
NOTE:
The power-supply fault indicator (see
7. Tighten the two captive screws clockwise to secure the new power supply and cooling module in the module bay.
8. Connect the AC power cable to the new power supply and to an electrical outlet.
9. Turn on the on/off switch on the new power supply.
Replacing a Power Supply in Systems With Nonredundant Power Supplies
To replace the power supply in a system that uses only a single power supply, perform the following steps:
NOTE:
When a power supply fails, fan speeds increase to provide additional cooling. In addition, when replacing power supplies, fan speeds also increase until the replacement
power supply or power supply blank has been installed.
1. Stop all client activity and power down the host system.
2. Turn off the on/off switch on the power supply (see
3. Disconnect the power cable from the electrical outlet and the power supply.
file:///C|/Users/rishi_sood/Desktop/220s/en/sm/remove.htm[3/7/2013 12:09:15 PM]
Figure
8) remains illuminated until you connect the AC power cable to the power supply and turn on the on/off switch.
Figure
8).