Checkout Procedure; About The Checkout Procedure - IBM IntelliStation A Pro 6217 Service Manual

Table 3. POST error messages (continued)
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, Machine Type 6217," on page 67 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 codes Description
I9990650 AC power has been restored.
Other POST found an error.
Numbers

Checkout procedure

The checkout procedure is the sequence of tasks that you should follow to
diagnose a problem in the computer.

About the checkout procedure

Before performing the checkout procedure for diagnosing hardware problems,
review the following information:
v Read the safety information beginning on page "Safety" on page vii.
v The diagnostic programs provide the primary methods of testing the major
v When you run the diagnostic programs, a single problem might cause several
v Before running the diagnostic programs, you must determine whether the failing
28
IBM IntelliStation A Pro Type 6217: Problem Determination and Service Guide
components in the computer, such as the system board, Ethernet controller,
video controller, RAM, keyboard, mouse (pointing device), serial ports, hard disk
drives, and parallel port. The diagnostic programs are stored on a hidden
partition on the computer hard disk. You can also use the programs to test some
external devices. If you are not sure whether a problem is caused by the
hardware or by the software, you can use the diagnostic programs to confirm that
the hardware is working correctly. See "Starting the diagnostic programs and
viewing the test log" on page 40.
error messages. When this happens, correct the cause of the first error message.
The other error messages usually might not occur the next time you run the
diagnostic programs.
Exception: If there are multiple error codes or light path diagnostics LEDs that
indicate a microprocessor error, the error might be in a microprocessor or in a
microprocessor socket. See "Microprocessor problems" on page 34 for
information about diagnosing microprocessor problems.
computer is part of a shared hard disk drive cluster (two or more computers
sharing external storage devices). If it is part of a cluster, you can run all
diagnostic programs except the ones that test the storage unit (that is, a hard
Action
1. (Trained service technician only) Check the power
cables.
2. (Trained service technician only) Check for
interruption of the power supply.
3. (Trained service technician only) Reseat the power
supply.
4. (Trained service technician only) Replace the
power supply.
Follow the instructions on the screen.