Sony Digital Studio System manual Memory Module DDR-DIMM Slots
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VAIO Digital Studio System Reference Manual
Memory Module (DDR-DIMM) Slots
DDR-DIMM1
DDR-DIMM2
Both sides of each Double-data rate, Dual Inline Memory Module (DDR-DIMM) look very similar. The side with pin 1 has a small "1" to the left of pin 1. Be sure to orient the memory module correctly in the DDR-DIMM slot (a small triangle on the slot indicates pin 1).