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v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See Chapter 3, "Parts listing, System x3755 Type 8877 and 7163," on page 25 to determine which
components are customer replaceable units (CRU) and which components are field replaceable units
(FRU).
v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a
trained service technician.
Error code
Description
301-xxx-000
Failed keyboard test.
Note: After installing a USB keyboard, you
might have to use the Configuration/Setup
Utility program to enable keyboardless
operation and prevent the POST error
message 301 from being displayed during
startup.
302-xxx-xxx
Failed mouse test.
305-xxx-xxx
Failed video monitor test.
405-xxx-000
Failed Ethernet test on controller on I/O
board.
Recovering from a BIOS update failure
The server has an advanced recovery feature that will automatically switch to a
backup BIOS page if the BIOS code in the server has become damaged, such as
from a power failure during an update.
The flash memory of the server consists of a primary page and a backup page. If
the BIOS code in the primary page is damaged, the baseboard management
controller will detect the error and automatically switch to the backup page to start
138
IBM System x3755 Type 8877 and 7163: Problem Determination and Service Guide
Action
1. Reseat the keyboard.
2. Replace the following components one at a time,
in the order shown, restarting the server each
time:
a. Keyboard
b. (Trained service technician only) I/O board.
See "Removing the I/O board assembly" on
page 68 and "Replacing the I/O board
assembly" on page 69.
1. Reseat the mouse.
2. Replace the following components one at a time,
in the order shown, restarting the server each
time:
a. Mouse
b. (Trained service technician only) I/O board.
See "Removing the I/O board assembly" on
page 68 and "Replacing the I/O board
assembly" on page 69.
1. Reseat the monitor.
2. Replace the following components one at a time,
in the order shown, restarting the server each
time:
a. Monitor
b. (Trained service technician only) I/O board.
See "Removing the I/O board assembly" on
page 68 and "Replacing the I/O board
assembly" on page 69.
1. Make sure that Ethernet is not disabled in the
Configuration/Setup Utility program and that the
BIOS code is at the latest level.
2. (Trained service technician only) Replace the I/O
board, see "Removing the I/O board assembly"
on page 68 and "Replacing the I/O board
assembly" on page 69.
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