DDR4-2400 UDIMM - Memory Crucial - Free user manual and instructions

Product Type	Memory Module (RAM)
Brand	Crucial
Model	DDR4-2400 UDIMM
Memory Type	DDR4
Form Factor	UDIMM (Unbuffered DIMM)
Speed	2400 MHz (PC4-19200)
CAS Latency	CL17
Voltage	1.2 V
Pin Count	288-pin
Capacity	Varies (e.g., 4GB, 8GB, 16GB)
Memory Architecture	Non-ECC, Unbuffered
Operating Temperature	0°C to 85°C
Storage Temperature	-55°C to 100°C
Dimensions	133.35 mm x 31.25 mm x 3.94 mm
Weight	Approximately 8 g per module
Compatibility	Desktops with DDR4 slots (Intel 100 series and later, AMD AM4 and later)
Warranty	Limited Lifetime Warranty
Installation	Plug and play, no configuration required
Maintenance	Keep contacts clean; avoid physical damage
Safety	Handle with care to avoid electrostatic discharge (ESD)

Frequently Asked Questions - DDR4-2400 UDIMM Crucial

What is the difference between DDR4-2400 and DDR4-2666?

DDR4-2400 operates at 2400 MHz while DDR4-2666 runs at 2666 MHz. The higher speed may offer better performance in memory-intensive tasks, but compatibility depends on your motherboard and CPU support.

Can I mix DDR4-2400 modules with different speeds?

Yes, but the system will run at the speed of the slowest module. For optimal performance, use matched modules.

How do I install the Crucial DDR4-2400 UDIMM?

Power off and unplug your PC. Open the case, align the notch on the module with the slot, push down evenly until the clips snap. Refer to your motherboard manual for slot configuration.

Is this memory compatible with my laptop?

No, UDIMM is for desktop use. Laptops require SO-DIMM form factor. Check your device specifications.

What voltage does DDR4-2400 use?

Standard DDR4 modules operate at 1.2V, which is lower than DDR3 (1.5V), improving power efficiency.

Can I use this memory with an AMD Ryzen processor?

Yes, DDR4-2400 is supported by most AMD Ryzen CPUs and motherboards. However, Ryzen benefits from faster memory, so consider higher speeds if available.

Does this module support XMP?

No, XMP (Extreme Memory Profile) is typically for overclocking modules. Crucial DDR4-2400 runs at its standard JEDEC profile.

How do I check if my system recognizes the new memory?

Boot into BIOS/UEFI and look for the memory frequency and total capacity. You can also use Windows Task Manager (Performance > Memory) or CPU-Z.

What should I do if my computer beeps after installation?

Ensure the module is fully seated. Try different slots or reseat the module. Consult your motherboard manual for beep code meanings.

Can I use this memory in a server?

This is non-ECC, unbuffered memory for consumer desktops. Servers typically require ECC or registered memory. Check your server's requirements.

USER MANUAL DDR4-2400 UDIMM Crucial

Install Guide

General Memory Module Installation

Equipment needed

• Memory module(s)
• Non-magnetic-tip screwdriver (for removing the cover on your computer)
• Your system's owner's manual

Installation process

1. Make sure that you are working in a static-safe environment. Remove any plastic bags or papers from your work space.

2. Shut down your system and make sure the power is completely off before unplugging the power cable from your computer. For laptops, then remove the battery.

3. Discharge residual power by pressing the power button.

4. Remove your computer's cover. Refer to your owner's manual for how to do this.

5. To protect your new memory modules and your system's components from static damage during the installation process, touch any of the unpainted metal surfaces on your computer's frame before handling and installing memory.

6. Using your system's owner's manual, locate your computer's memory expansion slots. Do not use any tools in the removal or installation of memory modules.
7. Insert your new memory module(s) in accordance with the illustrations in this guide. Align the notch(es) on the module with the notch(es) in the slot, and then press the module down until the clips on the slot snap into place. (It can take 20 to 30 pounds of pressure to install a module.) Fill the memory slots on your computer starting with the highest density (i.e. put the highest density module in bank 0).
8. Once the module(s) have been installed, replace the cover on your computer and reconnect the power cord or battery. Installation is now complete.

Desktop, server, and printer memory installation (DIMM modules)

Using firm, even pressure, push DIMM into socket until clips snap into place. Do not assist clips.

Laptop memory installation (SODIMM modules)

Firmly push SODIMM in at 45° angle, and then push down until clips snap into place.

Helpful hints & troubleshooting tips

If your system does not boot, check the following:

1. If you receive an error message or hear a series of beeps, your system may not be recognizing the new memory. Remove and reinstall the modules to ensure they are securely seated in the sockets.
2. If your system won't boot, check all of the connections inside your computer. It is easy to bump a cable and pull it out of its connector, disabling devices such as your hard drive or CD-ROM. If your system still won't reboot, contact Crucial Technical Support.
3. When restarting your system, you may get a message prompting you to update the configuration settings. Refer to your owner's manual for information. If you are still unsure, please call Crucial Technical Support for assistance.
4. If you get a memory mismatch message, follow the prompts to enter the Setup menu, and then select Save and Exit. (This is not an error—some systems must do this to update the system settings.)

If you encounter any of the following problems, please contact Crucial Technical Support:

1. Your module doesn't seem to fit; do not force it into the socket.
2. Your system is recognizing only half of the new module's memory.

Customer Service and Technical Support

For technical support, customer service or returns, contact us using your preferred method below.

North and South America

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Toll free phone: [phone] (US and Canada only)

Europe

Email: [e-mail]

Phone: [phone]

Freephone: 0800 013 0330 (UK only)

Phone: [phone] (France only)

Freephone: 0805 10 29 63 (France only)

Asia, Australia, and New Zealand

Email: [e-mail]

Phone: [phone]

Freephone: 1 (800) 142982 (Australia and New Zealand only)

www.crucial.com/support/memory

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