Dell 420 manual Cooling Fan, Battery

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4.Rotate the power supply back into position, making sure that the securing tab snaps into place.

5.Replace the computer cover, and reconnect your computer and peripherals to their power sources and turn them on.

NOTE: After you remove and replace the cover, the chassis intrusion detector will cause the following message to be displayed at the next system start-up:

ALERT! Cover was previously removed.

6.Enter System Setup and confirm that the top line in the System Data area correctly identifies the installed processor(s).

7.While in System Setup, select System Security, and reset Chassis Intrusion to Enabled or Enabled-Silent.

NOTE: If a setup password has been assigned by someone else, contact your network administrator for information on resetting the chassis intrusion detector.

8.Run the Dell Diagnostics to verify that the new microprocessor is operating correctly.

Cooling Fan

Figure 28. Cooling Fan Removal

1 Fan power cable

2 Fan

3 Plastic locking tab

To remove the cooling fan, perform the following steps.

CAUTION: Before you remove the computer cover, see "Precautionary Measures"

1.Remove the computer cover.

2.Rotate the power supply.

3.Squeeze in on the two pairs of tabs on the airflow shroud and lift it away.

4.Disconnect the fan power cable from the FAN_SYS connector (see Figure 22 for location).

5.Gently pull on the plastic locking tab, and slide the fan toward the power supply to disengage the four latching tabs holding the fan to the back of the chassis (see Figure 28).

Battery

Figure 29. Battery Removal

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Contents Initial release 30 Nov Precautionary Measures OverviewRecommended Tools Computer Cover Restarting the SystemInternal View Interior Service LabelExpansion Cards Front-Panel InsertsExpansion Card Removal AGP Pro50 Card ExtensionControl Panel Expansion-Card GuideDrives Chassis Intrusion SwitchDiskette Drive Removal Drive Locations25-Inch Drive Removal Hard-Disk Drive Removal Hard-Disk Drive Bracket RemovalInstalling a Hard-Disk Drive in the Bracket Hard-Disk Drive ReplacementScrew HooksLatch Rotating the Power Supply Power SupplySystem Board Components System Board ComponentsSystem Board Jumpers System Board Jumper Settings DescriptionSystem Board Labels RIMMsRimm Removal Microprocessor Removal Microprocessor/Heat Sink AssemblyMicroprocessor Replacement Cooling Fan BatterySystem Board Removal System BoardBack to Contents Overview Padlock Ring Release Computer Cover Replacement Orientation View Front PanelFront-Panel Insert Removal Inch diskette drive Inch drive bays Hard-disk drive Inch Diskette Drive Bracket 25-Inch Drive Replacement Inch Diskette, Tape, or CD-ROM Drive ReplacementAttaching Cables to 5.25-Inch Drives Inserting a Hard-Disk Drive in the Bracket Hard-Disk Drive InstallationInserting the Drive Bracket AGP Card Brace Removal AGP Card BraceAGP Pro110 Card Extension Expansion-Card Removal Expansion-Card InstallationExpansion-Card Guide and Fan Installing an Expansion CardControl Panel Power Supply System Board Components Page AGP KYB To replace a microprocessor, perform the following steps Microprocessor Removal Microprocessor Cooling Fan Removal Microprocessor Cooling FanBattery Rotate the system power supply
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420 specifications

The Dell 420, 220, and 220S are well-regarded servers in the Dell PowerEdge lineup, showcasing robust performance and reliability for various enterprise applications. These servers are designed to meet the needs of small to medium-sized businesses, as well as larger enterprises seeking reliable computing solutions.

The Dell PowerEdge 420 stands out with its high-density architecture, optimized for virtualization and cloud applications. Equipped with Intel Xeon processors, it offers impressive processing power and scalability, supporting demanding workloads. With the ability to host multiple virtual machines, the 420 provides efficient resource utilization, ensuring that businesses can maximize their IT investments. The server also features advanced storage options, including the support for both traditional hard drives and solid-state drives, allowing for flexible data management and storage strategies.

In contrast, the Dell PowerEdge 220 and 220S are designed with simplicity and cost-effectiveness in mind. These servers feature tower and rack configurations that are ideal for environments with limited space. They leverage Intel's latest processor technologies, enhancing performance while maintaining energy efficiency. This makes the 220 series suitable for a variety of applications, including file and print services, web hosting, and database management.

One of the key characteristics of the Dell 220 and 220S is their ease of use. The systems are designed with straightforward setup procedures, allowing IT administrators to get them up and running quickly. Additionally, these servers come with Dell's OpenManage systems management tools, which offer comprehensive monitoring and management capabilities, enabling IT teams to maintain optimal server performance and reliability.

In terms of networking technologies, all three models support advanced network connectivity options, including multiple Ethernet ports and support for network interface cards (NICs) to ensure high-speed data transmission. Furthermore, they incorporate features such as redundancy in power supplies and cooling systems, enhancing overall system reliability and uptime.

Overall, the Dell 420, 220, and 220S represent a versatile range of server options that cater to varying business needs. With advancements in processing power, storage flexibility, and comprehensive management tools, these servers are well-suited for organizations looking to enhance their IT infrastructure while ensuring performance, reliability, and scalability.
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