IBM 2283, 6274 manual Memory problems, Symptom, Action

Memory problems

Symptom	Action
The amount of memory	The amount of available memory shown might be somewhat
displayed is less than the	less than expected because of basic input/output system
amount of memory	(BIOS) shadowing and other resource requirements (such as
installed.	ACPI and USB). Verify that:
	1. You have installed the correct type of DIMMs for your
	computer. See “Installing memory” on page 40.
	2. The DIMMs are properly installed and securely
	connected.
	3. If you added or removed memory, you saved the new
	configuration before exiting from the IBM Setup Utility
	program.
	If the problem persists, run the memory test from the
	diagnostic program supplied with your computer. (See
	“Running the IBM Enhanced Diagnostics program” on page
	66 for further information.) The computer might have
	detected a bad DIMM and automatically reallocated memory
	so that it could continue to operate.
	If you cannot correct the problem, have the computer
	serviced.

Chapter 6. Troubleshooting 59