Table 12. Diagnostic LED POST Code Decoder

PCI Bus

0x50h

OFF

R

OFF

R

Enumerating PCI busses

 

 

 

 

 

 

0x51h

OFF

R

OFF

A

Allocating resources to PCI busses

 

 

 

 

 

 

0x52h

OFF

R

G

R

Hot Plug PCI controller initialization

 

 

 

 

 

 

0x53h

OFF

R

G

A

Reserved for PCI bus

 

 

 

 

 

 

0x54h

OFF

A

OFF

R

Reserved for PCI bus

 

 

 

 

 

 

0x55h

OFF

A

OFF

A

Reserved for PCI bus

 

 

 

 

 

 

0x56h

OFF

A

G

R

Reserved for PCI bus

 

 

 

 

 

 

0x57h

OFF

A

G

A

Reserved for PCI bus

 

 

 

 

 

 

USB

 

 

 

 

 

 

 

 

 

 

 

0x58h

G

R

OFF

R

Resetting USB bus

 

 

 

 

 

 

0x59h

G

R

OFF

A

Reserved for USB devices

 

 

 

 

 

 

ATA / ATAPI / SATA

 

 

 

 

 

 

 

 

 

 

0x5Ah

G

R

G

R

Resetting PATA / SATA bus and all devices

 

 

 

 

 

 

0x5Bh

G

R

G

A

Reserved for ATA

 

 

 

 

 

 

SMBUS

 

 

 

 

 

 

 

 

 

 

 

0x5Ch

G

A

OFF

R

Resetting SMBUS

 

 

 

 

 

 

0x5Dh

G

A

OFF

A

Reserved for SMBUS

 

 

 

 

 

 

Local Console

 

 

 

 

 

 

 

 

 

 

0x70h

OFF

R

R

R

Resetting the video controller (VGA)

 

 

 

 

 

 

0x71h

OFF

R

R

A

Disabling the video controller (VGA)

 

 

 

 

 

 

0x72h

OFF

R

A

R

Enabling the video controller (VGA)

 

 

 

 

 

 

Remote Console

 

 

 

 

 

 

 

 

 

 

0x78h

G

R

R

R

Resetting the console controller

 

 

 

 

 

 

0x79h

G

R

R

A

Disabling the console controller

 

 

 

 

 

 

0x7Ah

G

R

A

R

Enabling the console controller

 

 

 

 

 

 

Keyboard (PS2 or USB)

 

 

 

 

 

 

 

 

 

0x90h

R

OFF

OFF

R

Resetting the keyboard

 

 

 

 

 

 

0x91h

R

OFF

OFF

A

Disabling the keyboard

 

 

 

 

 

 

0x92h

R

OFF

G

R

Detecting the presence of the keyboard

 

 

 

 

 

 

Intel® Server System SR1550AL/SR1550ALSAS User’s Guide

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Intel SR1550ALSAS manual PCI Bus, Local Console, Remote Console, Keyboard PS2 or USB

SR1550AL, SR1550ALSAS specifications

The Intel SR1550ALSAS and SR1550AL servers are designed to provide reliable and high-performing solutions for various enterprise applications. Built on Intel's robust architecture, these server systems cater to businesses seeking efficient data management, scalable infrastructure, and effective virtualization support.

One of the main features of the SR1550 series is its dual-socket capability, accommodating Intel Xeon processors, which deliver exceptional multi-threaded performance. This allows organizations to enhance processing power to handle demanding workloads effectively, such as databases, transactional applications, and virtualization tasks. The server can support a significant amount of RAM, typically up to 512 GB of DDR3 memory, ensuring ample resources for modern applications requiring substantial memory bandwidth.

The SR1550 model comes equipped with various storage options to support large data sets. With support for multiple SATA and SAS drives, users can configure the server to meet their performance needs, whether it is for fast access speeds or high-capacity storage requirements. Hot-swap drive bays improve maintenance efficiency, allowing administrators to replace drives without downtime.

In terms of connectivity, the SR1550 servers feature multiple Ethernet ports and expansion slots, providing flexibility for network configurations and the integration of additional components. The server supports PCIe slots for adding GPUs, RAID controllers, or additional network interfaces, enhancing versatility and performance for various use cases.

The SR1550 series also incorporates advanced management features to simplify administration. The Intel Integrated Lights Out Manager (ILOM) allows remote monitoring and management, which is crucial for maintaining uptime and performing troubleshooting without physical access to the hardware.

Another significant characteristic is the design's attention to energy efficiency. Intel's architecture optimizes power consumption, and advanced cooling techniques ensure that the system operates under thermal thresholds, thus maximizing performance while managing energy usage effectively.

In summary, the Intel SR1550ALSAS and SR1550AL servers combine a powerful processor architecture, scalability, extensive storage options, comprehensive management features, and energy efficiency. These characteristics make them suitable for diverse applications, ensuring that businesses can meet their performance and reliability needs in an ever-evolving IT landscape.