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POST
When you turn on the computer, it performs a series of tests to check the operation
of system components and some of the options that are installed in the computer.
This series of tests is called the power-on self-test, or POST.
If POST finishes without detecting any problems, the first window of the operating
system or application program appears.
Notes:
1. If you have a user password set, you must type the password and press Enter,
2. A single problem might cause several error messages. When this occurs,
The possible types of beep codes that the system might emit are:
Repeating long beeps
One long beep and two short beeps
Diagnostics
The Diagnostics program uses a full range of diagnostic utilities to determine the
operating condition of the computer's hardware components.
For a complete list of error codes and messages, see "Symptom-to-FRU index" on
page 83.
Diagnostics program download
To download the Diagnostics program, do the following:
v Go to http://www.ibm.com/ .
v Select Support.
v Select Desktop computing from the "Search by Category" pull-down menu.
v Select IntelliStation or Type from the "Product Family" list.
v Search for the machine type in the "Quick Path" box on the left.
v Select Diagnostics from the "Downloadable files by Category" pull-down menu
Navigating through the diagnostics programs
Use the cursor movement keys to navigate within the menus.
v The Enter key is used to select a menu item.
v The Esc key is used to back up to the previous menu.
v For online help select F1.
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Hardware Maintenance Manual: IBM IntelliStation M Pro Type 6233 and 6850
when prompted, before POST will continue.
correct the cause of the first error message. After you correct the cause of the
first error message, the other error messages usually will not occur the next
time you run the test.
Indicates that a memory error has occurred. Ensure that all RIMMs are
correctly installed.
Indicates that a video error has occurred and the BIOS code cannot
initialize the video screen to display any additional information. Ensure that
the video adapter is correctly installed.
or go directly to the link PC Enhanced Diagnostics diskette from the
"Downloadable files by date" list. This link will take you to the self-starting utility
download and instructions.
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