Jumper Blocks; Revision 1.0; Figure 26. System Configuration (J1H2) Jumper Block Settings; Table 111: Jumper Block Definitions - Intel SE7520JR2 Technical Manual

Intel® Server Board SE7520JR2
7.8

Jumper Blocks

The baseboard has several jumper blocks used to configure or enable/disable various features.
This section describes the usage and settings of each.
Reference Name
ID
J1H2 (A) CMOS Clear
J1H2 (B) BIOS
Recovery Boot
J1H2 (C) Password
Clear
J1A4 Rolling BIOS
Configuration
J7A1 Serial B
Configuration

Figure 26. System Configuration (J1H2) Jumper Block Settings

Revision 1.0

Table 111: Jumper Block Definitions

Description
Clears CMOS settings
Forces the system to boot into BIOS
Recovery mode. A bootable Recovery
BIOS Floppy disk must be in Drive A for
this operation.
Clears Administrator and User
passwords as set in BIOS Setup
Sets the BIOS flash device to boot from
either the upper or lower banks of the
flash device.
Configures Pin 7 of the RJ45 Serial B
port to support either a DCD or DSR
signal
J1H2
C
CMOS Clear
BIOS Recovery Boot
B
A Password Clear
1 2 3
C78844-002
Connectors and Jumper Blocks
Settings
CMOS Clear by BMC – Pins 1-2 (Default)
CMOS Clear Force Erase – Pins 2-3
Normal Boot - Pins 1-2 (Default)
Enabled – Pins 2-3
Password Clr Protect – Pins 1-2 (Default)
Password Clr Erase – Pins 2-3
Normal Operation – Pins 1-2 (Default)
Force to lower bank – Pins 2-3
DCD Select –Pins 1-3
DSR Select – Pins 2-4 (Default)
201