IBM eServer 232 xSeries User Reference Manual page 108

Beep code
Repeating short The system board might contain a failing component, your keyboard might be defective, or a key on
the keyboard might be stuck. Ensure that:
• Nothing is resting on the keyboard and pressing a key.
• No key is stuck.
• The keyboard cable is connected correctly to the keyboard and to the correct connector on the
server.
Running the diagnostic tests can isolate the server component that failed, but you must have your
system serviced. If the error message remains, call for service.
Note: If you just connected a new mouse or other pointing device, turn off the server and
One long and POST encountered an error on a video adapter. If you are using the integrated video controller, call
one short for service. If you are using an optional video adapter, replace the failing video adapter.
One long and A video I/O adapter ROM is not readable, or the video subsystem is defective. If you hear this beep
two short combination twice, both the system board and an optional video adapter have failed the test. This
beep combination might also indicate that the system board contains a failing component. If the
problem persists, call for service.
One long and The system-board video subsystem has not detected a monitor connection to the server. Ensure that
three short the monitor is connected to the server. If the problem persists, replace the monitor.
Two long and POST does not support the optional video adapter. This beep combination occurs when you install a
two short video adapter that is incompatible with your server. Replace the optional video adapter with one that
the server supports, or use the integrated video controller.
All other beep 1. Verify that the system memory modules are installed correctly.
codes
2. Turn off the server; then, restart the server. If the problem remains, call for service.
Table 11. POST beep code descriptions.
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IBM xSeries 232: User's Reference
Descriptions of the POST beep codes
disconnect that device. Wait at least 5 seconds; then, turn on the server. If the error
message goes away, replace the device.