Sony PCGA-UMS1 manual Total System Memory Slot 1 MB Slot 2 MB, MB Memory Models

		Precautions and Procedures
128 MB Memory Models
Total System Memory
(MB)	Slot 1 (MB)	Slot 2 (MB)
128	128
192	128	64
256	128	128
384*	256	128
512*	256	256

*The 384 MB and 512 MB memory configurations may require the removal and replacement of original factory-installed memory modules.

256 MB Memory Models

Total System Memory
(MB)	Slot 1 (MB)	Slot 2 (MB)
256	256
384	256	128
512*	256	256

*The 384 MB and 512 MB memory configurations may require the removal and replacement of original factory-installed memory modules.

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