Setting the system board jumpers
69
The following table shows the settings required to perform this task. Make
sure you turn off the server and unplug the power cord before moving the
jumper.
Recovery Boot jumper
The Recovery Boot jumper on the system board (pins 9 through 11 of jumper
J2J1) lets you recover from a failed BIOS update by booting from diskette and
loading the correct BIOS update. (See the figure on page 6 for the location of
the jumper.)
The following table shows the settings required to perform this task. Make
sure you turn off the server and unplug the power cord before moving the
jumper.
Mode
Jumper
Setting
Action When Set
Protect
Pins 5-6
Normal operation (default)
Clear
Pins 6-7
Clears all passwords at bootup
Caution
Moving the jumper while the power is on can damage the
server. Always turn off the server and unplug the power
cord before moving the jumper.
Mode
Jumper
Setting
Action When Set
Normal boot
Pins 9-10
Normal boot from BIOS (default)
Recovery boot
Pins 10-11
Boot from diskette and correct the
BIOS code
Caution
Moving the jumper while the power is on can damage the
server. Always turn off the server and unplug the power
cord before moving the jumper.
8506162.book Page 69 Wednesday, May 10, 2000 10:21 AM
Summary of Contents for 7250R
Page 1: ...A MAN US 7250R SYS RACK GDE R0 4 00 7250R Server System Manual ...
Page 5: ...iv 8506162 book Page iv Wednesday May 10 2000 10 21 AM ...
Page 23: ...16 System Setup 8506162 book Page 16 Wednesday May 10 2000 10 21 AM ...
Page 29: ...22 Case Access 8506162 book Page 22 Wednesday May 10 2000 10 21 AM ...
Page 81: ...74 Using the BIOS Setup Utility 8506162 book Page 74 Wednesday May 10 2000 10 21 AM ...
Page 121: ...114 Safety Regulatory and Notices 8506162 book Page 114 Wednesday May 10 2000 10 21 AM ...
Page 135: ...A MAN US 7250R SYS RACK GDE R0 4 00 7250R Server System Manual ...