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One long beep and two short beeps
A video error has occurred, and the BIOS cannot initialize the monitor
screen to display additional information.
Other beep codes
See the Problem Determination and Service Guide on the IBM xSeries
Documentation CD for information about other beep codes.
POST error codes
The following table provides an abbreviated list of the error codes that might appear
during POST. See the Problem Determination and Service Guide on the IBM
xSeries Documentation CD for more information about the POST error codes. To
check for updated technical information, go to http://www.ibm.com/support/, and
type 8485 or 8490 (depending on the machine type for your server model) under
Search technical support.
Table 2. Abbreviated list of POST error codes
v Follow the suggested actions in the order in which they are listed in the Action
column until the problem is solved.
v See the parts listing in the Problem Determination and Service Guide 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 Action
062 Three consecutive boot failures
using the default configuration.
1. Flash the system firmware to
the latest level (see the
Problem Determination and
Service Guide on the IBM
xSeries Documentation CD).
2. (Trained service technician
only) Replace the system
board.
101 Tick timer internal interrupt failure. (Trained service technician only)
Replace the system board.
102 Internal timer channel 2 test
failure.
(Trained service technician only)
Replace the system board.
151 Real-time clock error.
1. Reseat the battery.
2. Replace the following
components one at a time, in
the order shown, restarting the
server each time:
a. Battery
b. (Trained service technician
only) System board
50 xSeries 206m Types 8485 and 8490: Installation Guide