Memory Problems; Microprocessor Problems; Monitor Problems - IBM 6219 - IntelliStation M - Pro User Manual

Memory problems

Memory symptom
The amount of system memory
displayed is less than the
amount of physical memory
installed.

Microprocessor problems

Microprocessor symptom
The computer emits a
continuous tone during POST.
(The startup (boot)
microprocessor is not working
properly.)

Monitor problems

Monitor symptom
Testing the monitor.
The screen is blank.
Only the cursor appears.
The monitor works when you
turn on the computer but goes
blank when you start some
application programs.
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IBM IntelliStation M Pro Type 6219: User's Guide
Suggested action
1. Verify that:
v The memory modules are seated properly.
v You have installed the correct type of memory.
v If you changed the memory, you updated the memory configuration with the
Configuration/Setup Utility program.
v All banks of memory on the DIMMs are enabled. The computer might have
automatically disabled a DIMM bank when it detected a problem or a DIMM
bank could have been manually disabled.
2. Check 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 POST:
a. Start the Configuration/Setup Utility program.
b. Enable the DIMM.
c. Save the configuration and restart the computer.
If the problem remains, call for service.
Suggested action
Call for service.
Suggested action
See the information that comes with the monitor for adjusting and testing
instructions. (Some IBM monitors have their own self-tests.)
Verify that:
v The computer power cord is plugged into the computer and a working electrical
outlet.
v The monitor cables are connected properly.
v The monitor is turned on and the Brightness and Contrast controls are adjusted
correctly.
If the problem remains, call for service.
Call for service.
Verify that:
v The application program is not setting a display mode higher than the capability
of the monitor.
v The primary monitor cable is connected to the video port or C2T device breakout
cable.
v You installed the necessary device drivers for the applications.
If the problem remains, call for service.