IBM 847691U Hardware Maintenance Manual - Page 55

ROM operation mode switch setting, Flash Utility Diskette

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ROM operation mode switch setting If the power to the server is interrupted while POST/BIOS is being updated, the server might not restart correctly. If this happens, perform the following procedure to recover. Notes Read "Safety information" on page 212. Power-off the server and all other connected devices. Disconnect all external cables attached to the server; then, remove the server cover. Create a Flash Utility Diskette, see "Remote administration" on page 34. Note If you have not already done so, go to http://www.ibm.com/support/ on the World Wide Web and download the appropriate flash update program. Review the applicable README files, and use this information to create a Flash Utility Diskette. Perform the POST/BIOS (flash) update procedure (see "Remote administration" on page 34 for additional information). 1. Locate the configuration switches (also known as rocker switches) on the system board. For more information, refer to the label inside the server, or see "System board illustration" on page 142. 2. To set the ROM operation mode to the appropriate value, set switch 5 as shown in the following illustration. It might be helpful to use the end of a small screwdriver to set the switch. Attention The following illustration is for reference only. Before you change the settings for switch 5, be sure that you check the orientation of the server system board to correctly identify the switch number locations. If you change the settings for the wrong switches, you might seriously damage server components or options. Normal ROM Operation 12345678 ON OFF ROM Recovery Mode 12345678 ON OFF 3. Move switch 5 to the ON position. 4. Insert the Flash Utility Diskette (POST/BIOS update) into drive A. 5. Power-on the server. IBM Netfinity 3000 - Type 8476 47

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ROM operation mode switch setting
If the power to the server is interrupted while POST/BIOS
is being updated, the server might not restart correctly.
If
this happens, perform the following procedure to recover.
Notes
±
Read “Safety information” on page
212.
±
Power-off the server and all other connected
devices.
±
Disconnect all external cables attached to the
server; then, remove the server cover.
±
Create a
Flash Utility Diskette
, see “Remote
administration” on page
34.
Note
If you have not already done so, go to
http://www.ibm.com/support/ on the World Wide Web
and download the appropriate flash update program.
Review the applicable README files, and use this
information to create a
Flash Utility Diskette
. Perform
the POST/BIOS (flash) update procedure (see
“Remote administration” on page
34 for additional
information).
1.
Locate the configuration switches (also known as
rocker switches) on the system board.
For more
information, refer to the label inside the server, or see
“System board illustration” on page
142.
2.
To set the ROM operation mode to the appropriate
value, set switch 5 as shown in the following
illustration.
It might be helpful to use the end of a
small screwdriver to set the switch.
Attention
The following illustration is for reference only.
Before you change the settings for switch 5, be
sure that you check the orientation of the server
system board to correctly identify the switch
number locations.
If you change the settings for
the wrong switches, you might seriously damage
server components or options.
Normal ROM Operation
ROM Recovery Mode
12345678
12345678
ON
ON
OFF
OFF
3.
Move switch 5 to the
ON
position.
4.
Insert the
Flash Utility Diskette
(POST/BIOS update)
into drive
A.
5.
Power-on the server.
IBM Netfinity 3000 - Type 8476
47