Memory Board - Intel SR6850HW4 - Server Platform - 0 MB RAM Product Manual

Platform Description

Memory Board

Up to four memory boards can be installed. Each memory board has four DIMM sockets that
support two DDR2 channels with two DIMMs per channel. The memory boards support both
single-rank and double-rank registered DIMMs. Unbuffered DIMMs are not supported. The
memory boards connect to the main board through x16 PCI-Express connectors.
The Independent Memory Interface (IMI) bus connects the eXtended Memory Bridge (XMB) on
the memory board and the Intel
on the main board. The I
the memory board to the server management (SM) bus on the main board.
The hot-plug memory boards have LEDs indicating the configuration and status of the DIMMs on
the hot-plug memory board. See the following diagram.
A
Item Feature
A Mirror Configuration
(green)
B RAID Configuration
(green)
Hot plug Attention LED
C
(amber)
D Attention Button
E Power LED (green)
F DIMM 1B Status LED
(amber)
G DIMM 1A Status LED
(amber)
H DIMM 2B Status LED
(amber)
I DIMM 2A Status LED
(amber)
54
®
E8500 chipset North Bridge or Intel
2
C bus also goes through the memory connector linking the FRU device on
D
B
C E
Description
LED on: The server is in Memory Mirror configuration. This
memory board mirrors another memory board in the system.
LED off: The server is not configured for memory Mirror
LED on: The server is in RAID memory configuration.
LED off: Server is not in a RAID configuration.
.
Press this button to perform a hot-insertion or hot-removal of a
memory board.
LED on: Power is detected. The memory board is powered on.
LED off: Power is not detected on all boards.
LED flashing: The memory board is in a hot-plug event
LED on: Error LED for DIMM slot 1B (J3A1). The DIMM is
malfunctioning and needs to be replaced.
LED off: The DIMM is functioning properly.
LED on: Error LED for DIMM slot 1A (J3A2). The DIMM is
malfunctioning and needs to be replaced.
LED off: The DIMM is functioning properly.
LED on: Error LED for DIMM slot 2B (J3B1). The DIMM is
malfunctioning and needs to be replaced.
LED off: The DIMM is functioning properly.
LED on: Error LED for DIMM slot 2A (J3B2). The DIMM is
malfunctioning and needs to be replaced.
LED off: The DIMM is functioning properly.
Intel® Server Platforms SR6850HW4 and SR6850HW4/M Product Guide
®
E8501 chipset North Bridge
I
G
F
H
TP01512