To wake the computer with a USB mouse or, User’s Guide

Diagnostic Lights	Power	Problem Description	Suggested Resolution
	Light

	blinking	The computer is in a reduced	Use one of the appropriate methods to "wake
	green	power or "sleep" state.	up" the computer. See "Advanced Features"
			in your User’s Guide.
			If the problem is not resolved and you are trying
			to wake the computer with a USB mouse or
			keyboard, substitute the mouse or keyboard
			with a working PS/2 mouse or keyboard and
			then try to wake the computer.

	blinking	The computer is in a reduced	Use one of the appropriate methods to "wake
	green	power or "sleep" state.	up" the computer. See "Advanced Features"
			in your User’s Guide.
			If the problem is not resolved and you are trying
			to wake the computer with a USB mouse or
			keyboard, substitute the mouse or keyboard
			with a working PS/2 mouse or keyboard and
			then try to wake the computer.

	amber	The BIOS is not executing.	Ensure that the processor is seated correctly and
			restart the computer. See "Processor" in your
			User’s Guide.
(blinking)			If the problem is still not resolved, contact Dell
			If the problem is still not resolved, contact Dell
			for technical assistance.

	blinking	A possible power supply or	Perform the procedure in "Power Problems"
	amber	power cable failure has	in your User’s Guide.
		occurred.	If the problem is still not resolved, contact Dell
(blinking)			If the problem is still not resolved, contact Dell
(blinking)			for technical assistance.
			for technical assistance.

	amber	A possible system board	Contact Dell for technical assistance.
		failure has occurred.
(blinking)

	amber	A processor mismatch exists.	Perform the procedure in "Processor Problems"
			in your User’s Guide.
(blinking)

Quick Reference Guide

MD504 specifications

The Dell MD504, part of Dell's storage array line, is a versatile and highly efficient storage solution tailored for businesses that require high performance and scalability. The MD504 is designed to support a wide variety of workloads and applications, making it a robust option for organizations looking to enhance their data storage and management capabilities.

One of the standout features of the Dell MD504 is its impressive modularity. The system is designed to allow seamless expansion without disrupting existing operations. This feature is critical for growing businesses that anticipate fluctuations in their storage needs. The MD504 can accommodate additional storage enclosures, making it easy to scale as demand increases. This flexibility allows organizations to optimize their investment in storage infrastructure while adjusting capacity and performance based on specific requirements.

The MD504 leverages advanced technologies, including support for solid-state drives (SSDs) alongside traditional hard disk drives (HDDs). This hybrid approach enables organizations to benefit from both the speed of SSDs and the cost-effectiveness of HDDs. The tiered storage capabilities mean that frequently accessed data can be stored on SSDs, while less-used data resides on HDDs, thereby optimizing performance and cost.

In terms of data management, the MD504 integrates advanced RAID configurations, enhancing data redundancy and protection. This feature ensures that critical business data remains safeguarded against hardware failures. Additionally, technologies such as snapshotting and replication are supported, providing organizations with the ability to back up their data efficiently and recover quickly in the event of data loss.

The Dell MD504 also boasts a user-friendly management interface. This intuitive system makes it easier for IT administrators to monitor performance, manage resources, and troubleshoot issues, thus minimizing downtime and enhancing productivity. Furthermore, the system supports various connectivity options, including Fibre Channel and iSCSI, making it compatible with a wide range of network architectures and environments.

Overall, the Dell MD504 is a powerful and flexible storage solution ideal for businesses looking to leverage advanced technologies for enhanced data management and performance. Its scalability, advanced features, and ease of use make it a compelling choice for organizations aiming to optimize their IT infrastructure in today’s data-driven landscape.

Dell MD504 To wake the computer with a USB mouse or, Keyboard, substitute the mouse or keyboard

Models: MD504

to wake the computer with a USB mouse or

keyboard, substitute the mouse or keyboard

with a working PS/2 mouse or keyboard and

then try to wake the computer.

amber

The BIOS is not executing.

User’s Guide.

for technical assistance.

(blinking)

Quick Reference Guide

MD504 specifications