IBM 436854u Service Guide - Page 235

USB Support, Devices and I/O Ports

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Page 235 highlights

1. Enable the USB Support option in the Devices and I/O Ports menu in the Configuration/Setup Utility program. 2. Set your removable media device as the first startup device. 3. Select the removable media device that you want to boot from and move it to the top of the list. To recover the BIOS code, complete the following steps: 1. Read the safety information that begins on page vii and "Installation guidelines" on page 47. 2. Turn off the server and all attached devices; then, disconnect all power cords and external cables. 3. Unlock and remove the side cover (see "Removing the side cover" on page 52). 4. Locate the boot block recovery jumper (JP6) on the system board (see the following illustration) and remove any adapters that impede access to the jumper (see "Removing an adapter" on page 58). Boot block jumper (JP6) Clear CMOS jumper (JP1) Mini-BMC force update jumper (JP3) 5. Move the boot block recovery jumper to pins 2 and 3. 6. Replace any adapters that you removed (see "Installing an adapter" on page 59); then, install the side cover (see "Installing the side cover" on page 53). 7. Reconnect all external cables and power cords. 8. Insert the update diskette, CD, or DVD into the diskette, CD, or DVD drive. 9. Turn on the server and the monitor. After the update session is completed, remove the diskette, CD, or DVD from the drive and turn off the server. 10. Disconnect all power cords and external cables. Chapter 5. Diagnostics 217

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1.
Enable the
USB Support
option in the
Devices and I/O Ports
menu in the
Configuration/Setup Utility program.
2.
Set your removable media device as the first startup device.
3.
Select the removable media device that you want to boot from and move it to
the top of the list.
To recover the BIOS code, complete the following steps:
1.
Read the safety information that begins on page vii and “Installation guidelines”
on page 47.
2.
Turn off the server and all attached devices; then, disconnect all power cords
and external cables.
3.
Unlock and remove the side cover (see “Removing the side cover” on page
52).
4.
Locate the boot block recovery jumper (JP6) on the system board (see the
following illustration) and remove any adapters that impede access to the
jumper (see “Removing an adapter” on page 58).
Boot block
jumper (JP6)
Clear CMOS
jumper (JP1)
Mini-BMC
force update
jumper (JP3)
5.
Move the boot block recovery jumper to pins 2 and 3.
6.
Replace any adapters that you removed (see “Installing an adapter” on page
59); then, install the side cover (see “Installing the side cover” on page 53).
7.
Reconnect all external cables and power cords.
8.
Insert the update diskette, CD, or DVD into the diskette, CD, or DVD drive.
9.
Turn on the server and the monitor.
After the update session is completed, remove the diskette, CD, or DVD from
the drive and turn off the server.
10.
Disconnect all power cords and external cables.
Chapter 5. Diagnostics
217