I/O Subsystems | Intel® Server Board Set SE8500HW4 |
3.1.5PCI Hot Plug* Support
PCI Hot Plug* is the concept of removing a standard PCI adapter card from a system without stopping the software or powering down the system as a whole.
In the Intel® Server Board Set SE8500HW4, PCI Slot 2 supports the PCI
3.1.5.1Hardware Components
The Intel® Server Board Set SE8500HW4 contains buttons and LEDs to assist a user for hot plug operations. Buttons provide isolation circuitry to physically disconnect the hot plug adapter from the PCI buses while LEDs provide slot power and status. The LEDs have enough luminous intensity to pass through
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| Table 7. PCI Hot Plug LEDs |
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LED | State | Meaning |
Power | Off | Power off: All main rails have been removed from slot. Card can be inserted or removed. |
(Green) |
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On | Power on: Slot is powered on. Card cannot be inserted or removed. | |
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| Blinking | Power transition: Slot is in the process of changing state. Card cannot be inserted or |
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| removed. |
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Attention | Off | Normal: Normal operation. |
(Amber) |
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On | Attention: Power fault or operational problem at this slot. | |
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| Blinking | Locate: Slot is being identified at the user’s request. |
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3.1.5.2Software Components
PCI hot plug operations are supported by the system BIOS, an operating system driver and an optional operating system administrative interface. The Intel® Server Board Set SE8500HW4 BIOS provides initialization of the hot plug hardware components, logging of hot plug events through server management and ACPI table generation. Microsoft* Windows* Server 2003, Enterprise Edition includes support for PCI hot plug through the taskbar “Unplug or Eject Hardware” interface but may require an updated adapter device driver. Refer to other operating systems’ manuals for more information on how to perform
14 | Revision 1.0 |
| Intel order number |