Intel SE7525GP2 Product Specification - Page 172

Rolling BIOS Bank Selection Jumper

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Connector Definitions and Pin-outs Intel® Server Boards SE7320SP2 and SE7525GP2 7.16.2 Rolling BIOS Bank Selection Jumper An additional 3-pin jumper header (J26) is provided to support the Rolling BIOS functionality. This jumper is located near the processor 2 VRD heatsink and the SATA connectors on the board. The jumper provides the option to force the board to boot from Bank 0 as part of the Rolling BIOS feature. The figure below shows the factory default location for the jumper option. Figure 20. BIOS Bank Jumper (J26) The following table describes the jumper option. Option Auto Force Bank0 Table 98. BIOS Bank Jumper Option Description If pins 1 and 2 are jumpered (default), the platform instrumentation on the board controls which BIOS bank has the BIOS the board is intended to boot from. If pins 2 and 3 are jumpered, the server board is forced to boot by using the BIOS code stored in Bank0. 160 Revision 4.0

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Connector Definitions and Pin-outs
IntelĀ® Server Boards SE7320SP2 and SE7525GP2
Revision 4.0
160
7.16.2
Rolling BIOS Bank Selection Jumper
An additional 3-pin jumper header (J26) is provided to support the Rolling BIOS functionality.
This jumper is located near the processor 2 VRD heatsink and the SATA connectors on the
board. The jumper provides the option to force the board to boot from Bank 0 as part of the
Rolling BIOS feature. The figure below shows the factory default location for the jumper option.
Figure 20. BIOS Bank Jumper (J26)
The following table describes the jumper option.
Table 98. BIOS Bank Jumper Option
Option
Description
Auto
If pins 1 and 2 are jumpered (default), the platform instrumentation on the board controls which BIOS
bank has the BIOS the board is intended to boot from.
Force
Bank0
If pins 2 and 3 are jumpered, the server board is forced to boot by using the BIOS code stored in
Bank0.