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Memory problems
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)," that step must be performed only by a
trained service technician.
Symptom
The amount of system memory that is displayed is less
than the amount of installed physical memory.
Microprocessor problems
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)," that step must be performed only by a
trained service technician.
Symptom
The computer emits a continuous beep during the POST,
indicating that the startup (boot) microprocessor is not
working correctly.
46
IBM IntelliStation M Pro Type 6218: Installation Guide
Action
1. Make sure that:
v The memory modules are seated correctly.
v You have installed the correct type of memory.
v If you changed the memory, you updated the
memory configuration in the Configuration/Setup
Utility program.
v All banks of memory are enabled. The computer
might have automatically disabled a memory bank
when it detected a problem, or a memory bank
might have been manually disabled.
2. Check the POST error log for error message 289:
v If the DIMM was disabled by a
system-management interrupt (SMI), replace the
DIMM.
v If the DIMM was disabled by the user or by the
POST, run the Configuration/Setup Utility program
and enable the DIMM. Save the settings and
restart the computer.
3. Replace the following components one at a time, in
the order shown, restarting the computer each time:
v DIMM
v (Trained service technician only) System board.
Action
1. (Trained service technician only) Reseat the
microprocessor.
2. (Trained service technician only) Replace the
microprocessor.
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