next to it, click the checkmark to remove it and connect to the Internet.

Ensure that you have subscribed to an Internet service provider — Contact an Internet service provider to subscribe.

Contact your Internet service provider — Contact your Internet service provider for assistance.

Check for interrupt request conflicts — See "Resolving Software and Hardware Incompatibilities."

Error Messages

If the message is not listed, see the documentation for the operating system or the program that was running when the message appeared.

A filename cannot contain any of the following characters: \ / : * ? " < > — Do not use these characters in filenames.

A required .DLL file was not found —

The program that you are trying to open is missing an essential file. To remove and then reinstall the program:

1.Click the Start button.

2.Click Control Panel.

3.Click Add or Remove Programs.

4.Select the program you want to remove.

5.Click the Change or Remove Program icon.

6.See the program documentation for installation instructions.

Alert! Card Cage Fan Failure — The PCI card cooling fan is not installed, has failed, or is not properly connected to the system board. Ensure that an operational fan is properly installed and connected to the system board. For more information, see the Service Manual at support.dell.com.

NOTE: This error message applies only to Dell Precision™ 650 computers.

Alert! Chipset Heatsink Not Detected — The heat sink is not properly installed on the system board. Reseat the heat sink on the system board. See the system board illustration for your computer (for the Dell Precision 650 computer, see "System Board Components" or for the Dell Precision 450 computer, see "System Board Components."

Alert! Cover Was Previously Opened — The computer cover was opened. Enter system setup and reset the Chassis Intrusion option.

Alert! CPU 0 Fan Failure — The cooling fan for microprocessor 0 is not installed, has failed, or is not properly connected to the system board. Ensure that the cooling fan is properly installed and working. Also, ensure that the microprocessor airflow shroud is properly installed. See "Microprocessor."

Alert! CPU 1 Fan Failure — The cooling fan for microprocessor 1 is not installed, has failed, or is not properly connected to the system board. Ensure that the cooling fan is properly installed and working. Also, ensure that the microprocessor airflow shroud is properly installed. See "Microprocessor."

Alert! Memory Population Mismatch. DIMM Slot 1 and DIMM Slot 3 Are Disabled and Performance Will be Degraded — The memory module connectors are not populated in matched pairs or there is a defective memory module in the computer. Ensure that memory modules of identical size, type, speed, and number of chips are installed in memory module connectors 1 and 2 and memory modules of identical size, type, speed, and number of chips are installed in memory module connectors 3 and 4 (if used). See "Memory."

Alert! Operating in Debug Mode. Please Populate Memory in Pairs for Normal Operation — This message appears when one memory module is installed in memory module connector 4. This is a troubleshooting mode that allows you to isolate a defective memory module, see "Memory Problems."

Alert! OS Install Mode Enabled — The OS Install Mode in system setup is set to On, which limits the amount of memory to 256 MB because some operating systems will not complete installation with more than 2 GB of memory. After you have installed the operating system, enter system setup and set the OS Install Mode to Off.

Alert! Power Supply Fan Failure — The power supply fan has failed or is blocked. Ensure that the power supply airflow vents are not blocked.

Alert! Previous Attempts at Booting This System Have Failed at Checkpoint [nnnn ]. For Help in Resolving This Problem, Please Note This Checkpoint and Contact Dell Technical Support — The computer failed to complete the boot routine three consecutive times for the same error. Contact Dell and report the checkpoint code (nnnn) to the support technician.

Alert! Previous Fan Failures — The fan caused an error last time you used the computer. Ensure that nothing is blocking the airflow vents and that all the fans are properly installed and operating correctly.

Alert! Previous Processor Thermal Failure — The microprocessor overheated the last time you used the computer. Ensure that nothing is blocking the airflow vents and that all the fans are properly installed and operating correctly. Also, ensure that the microprocessor heat sink is properly installed.

Alert! Previous Reboot Was Due to Voltage Regulator Failure — The VRM failed the last time you used the computer. Contact Dell for assistance.

Alert! Previous Shutdown Due to Thermal Event — The microprocessor overheated the last time you used the computer. Ensure that nothing is blocking the airflow vents and that all the fans are working correctly. Also, ensure that the microprocessor heat sink is properly installed.

Alert! Previous Voltage Failure — Voltage used by the computer either exceeded or fell below acceptable thresholds. See "Power Problems" and "System Board Problems."

Alert! Processor Cache Size Mistmatch. Install Like Processors or One Processor. System Halted! — Two processor with different cache sizes are installed. See "Microprocessor."

Alert! Processor Speed Mismatch. Install Like Processors or One Processor. System Halted! — Two processor with different speeds are installed. See "Microprocessor."

Alert! Processor Type Mismatch. Install Like Processors or One Processor. System Halted! — Two processor with different types are installed. See "Microprocessor."

Alert! System Battery Voltage is Low — The computer battery is providing inadequate voltage. See "Battery."

Alert! Unsupported High Power AGP Pro Video Adapter Detected. System Halted! — A high-power AGP Pro110 video adatper is installed. Replace the AGP Pro110 video adapter with an AGP Pro50 adapter. See "Cards."

NOTE: This error message applies only to Dell Precision 450 computers.

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Dell 450 warranty Error Messages, Click Control Panel Click Add or Remove Programs, Click the Change or Remove Program icon
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450 specifications

The Dell 450 is a versatile and robust product designed to meet the diverse needs of users ranging from small businesses to large enterprises. Renowned for its reliability and performance, this model is particularly favored in environments that demand high productivity and efficiency.

One of the standout features of the Dell 450 is its powerful processing capability. Equipped with the latest generation processors, it offers options including Intel's Core i5 and i7 chips, along with advanced graphics options. This ensures smooth multitasking and the ability to run demanding applications without lag, making it an ideal choice for professionals in fields such as video editing, graphic design, and software development.

In terms of memory, the Dell 450 supports ample RAM configurations, allowing users to enhance their system’s capability to handle heavy workloads. With options for up to 32GB of DDR4 memory, users can expect seamless performance whether running multiple applications or engaging in resource-intensive tasks.

When it comes to storage, the Dell 450 offers various solutions including SSDs and HDDs, providing flexibility for users who require fast data access or large storage capacities. NVMe SSD options allow for lightning-fast boot times and quick file transfers, significantly improving overall system responsiveness.

The design of the Dell 450 balances functionality and aesthetics. Its sleek chassis not only looks modern but also promotes efficient cooling, enhancing system stability during prolonged usage. The device features a range of ports including USB-C, HDMI, and Ethernet, ensuring compatibility with various peripherals and networks, which is vital for today’s connected environment.

Dell’s commitment to security doesn’t go unnoticed in the 450 model. It includes features such as TPM (Trusted Platform Module) for hardware-based security, and options for biometric authentication, ensuring that sensitive data remains protected.

Another significant aspect is Dell’s reliable customer support, which enhances the overall ownership experience. With warranty options and various support plans, users can feel confident in their investment, knowing assistance is readily available when needed.

In conclusion, the Dell 450 combines powerful processing, ample memory, versatile storage options, modern design, and robust security features, making it a compelling choice for users seeking a dependable computing solution. Whether for personal use or in a corporate setting, the Dell 450 is equipped to deliver excellent performance and reliability.
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